CN117883258A

CN117883258A - Obstetric table, detachable movable foot support module and setting method of detachable movable foot support module

Info

Publication number: CN117883258A
Application number: CN202211219008.8A
Authority: CN
Inventors: 冯志明; 林建成; 符国鹏; 林景升; 吕晋仲; 吴启鑫; 莫约翰; 梁亚仁; L·N·波图
Original assignee: Hill Rom Services Inc
Current assignee: Hill Rom Services Inc
Priority date: 2022-10-07
Filing date: 2022-10-07
Publication date: 2024-04-16

Abstract

A detachable mobile electric lift foot support module for use in connection with a main bed module of an obstetric table comprising: a base frame; a plurality of casters provided at the bottom side of the base frame to facilitate movement of the detachable mobile electric lifting foot support module on the ground; the telescopic lifting column is fixed at the base frame; a supporting platform fixed at the upper end of the uppermost telescopic tube of the telescopic lifting column; and a door latch mechanism mounted on the base frame to removably connect the removable mobile motorized lift foot support module to the main bed module. Also disclosed are a obstetric table with a detachable mobile electric lifting foot support module and a method of setting a detachable mobile electric lifting foot support module with a main bed module for various childbirth and production positions.

Description

Obstetric table, detachable movable foot support module and setting method of detachable movable foot support module

Technical Field

The application relates to a obstetric table, a detachable mobile electric lifting foot support module of the obstetric table and a setting method of the detachable mobile electric lifting foot support module of a main bed module with the obstetric table for a plurality of delivery and production positions.

Background

In developing countries where the birth rate is high and hospital facilities are limited, more efficient and economical methods are needed to support the delivery workflow. The obstetric table products described herein are particularly suitable for the delivery phase of the production process in the delivery room where the turnover between delivery is very short for each table. With the increasing trend to replace caesarean sections with natural production positions, the developed products will allow easy assistance of the parturient to safely move to a comfortable delivery position and provide short term postpartum recovery using custom designed accessories. The 11 possible positions of labor when using the bed product are also described.

Disclosure of Invention

According to one aspect of the present disclosure, there is provided an obstetric table comprising a main bed module and a detachable mobile electric lift foot support module removably attached to the main bed module. The detachable mobile electric lifting foot support module may include: a base frame; four casters provided at the bottom sides of the four corners of the base frame to facilitate movement of the detachable mobile electric lifting foot support module on the ground; the lowest telescopic pipe of the electric telescopic lifting column is fixed at the base frame; a support platform fixed at an upper end of an uppermost telescopic tube of the electric telescopic lifting column, whereby the support platform moves vertically up and down in response to a telescopic action of the electric telescopic lifting column; and a door latch mechanism mounted on the base frame to removably attach the removable mobile motorized lift foot support module to the main bed module.

The base frame may include: a rectangular frame structure comprising a proximal frame member facing and adjacent to the main bed module, a distal frame member opposite the proximal frame member, and two side frame members; and two inner frame members connected to and disposed within the rectangular frame structure.

The door latch mechanism may include: two pivot pin units provided on the two inner frame members, respectively, and located at two opposite sides of the electric telescopic lifting column facing the two side frame members, each pivot pin unit including a lateral pivot pin and a bracket for connecting the lateral pivot pin to the inner frame member; two pivot rods pivotally mounted to the two pivot pin units by two transverse pivot pins, respectively, each pivot rod having a proximal end facing toward and adjacent to the main bed module and an opposite distal end; a center pedal connected to the distal end of the pivot rod by at least one upwardly curved rod extending from the center pedal; a transverse latch mounting bar passing through two loops formed at proximal ends of the two pivot bars, respectively; two springs, the upper ends of which are fixed at both ends of a transverse spring link connected to and extending between the two proximal ends of the pivot rod, respectively, the lower ends of which are fixed to the proximal frame member; two latch frames attached to both ends of the proximal frame member on an outer surface of the proximal frame member; and two latch members connected to two opposite ends of the lateral latch mounting bar and pivotable within the two latch frames, respectively. When the center pedal is depressed, the pivot rod pivots about the transverse pivot pin and lifts the ring upward against the biasing force of the spring, thereby lifting the latch member to the open latch position and allowing the removable mobile electric lift foot support module to be released from the main bed module, and when the center pedal is released, the ring is pulled downward by the biasing force of the spring, thereby pulling the latch member downward to the latch position and allowing the removable mobile electric lift foot support module to be attached to the main bed module.

In one embodiment, the obstetric table may further comprise two hybrid calf and foot support assemblies adjustably and removably mounted at two opposite sides of the seat portion of the main bed module. Each hybrid calf and foot support assembly includes: a support bar including a lower portion extending vertically upward, a middle portion extending upward and forward at an angle from an upper end of the lower portion, and an upper portion extending horizontally forward from an upper end of the middle portion, wherein the lower portion, the middle portion, and the upper portion are located on the same vertical plane; a calf and foot support in the form of a vessel having a U-shaped cross section for receiving and supporting a calf or foot of a user; a stud having an upper end secured to the bottom side of the container; a ball joint having a ball fixed at a lower end of the stud and a socket fixed to the connection block; at least one V-shaped groove formed in the upper edge of the socket for receiving the stud when the calf and foot support are tilted; a through hole extending transversely through the connection block; and a locking screw configured to pass through a threaded opening formed at a lower end of the connection block and connected to the through-hole to frictionally lock a free end of an upper portion of the support rod inserted into the through-hole, whereby the calf and foot support are movable between a horizontal calf support position for supporting a calf of a user and an inclined foot support position for supporting a foot of a user.

In one embodiment, the obstetric table may further comprise two delivery handles adjustably and removably mounted at two opposite sides of the seat portion of the main table module. Each delivery handle may comprise: a grip portion; a cylindrical tube extending from a lower end of the grip portion, the lower end of the cylindrical tube being formed with a longitudinally extending groove and a circumferentially extending groove, one end of the circumferentially extending groove engaging a lower end of the longitudinally extending groove, the other end of the circumferentially extending groove engaging a lower end of the locking groove; a cylindrical support sleeve through which the lower end of the cylindrical tube slides; and a set screw secured to a side wall of the cylindrical support sleeve, an inner end of the set screw extending into and slidable along the longitudinally extending groove, the circumferentially extending groove, and a locking groove formed on the cylindrical tube for guiding vertical and rotational movement of the cylindrical tube and for locking the cylindrical tube in the cylindrical support sleeve.

According to another aspect of the present disclosure, a removable mobile electric lift foot support module for use in connection with a main bed module of an obstetric table is provided. The detachable mobile electric lifting foot support module may include: a base frame; a plurality of casters provided at the bottom side of the base frame to facilitate movement of the detachable mobile electric lifting foot support module on the ground; the telescopic lifting column is fixed at the base frame; a support platform fixed at an upper end of an uppermost telescopic tube of the telescopic lifting column, whereby the support platform moves vertically up and down in response to a telescopic action of the telescopic lifting column; and a connector mechanism mounted on the base frame to removably connect the removable mobile motorized lift foot support module to the main bed module.

In one embodiment, the base frame may include: a rectangular frame structure comprising a proximal frame member facing and adjacent to the main bed module, a distal frame member opposite the proximal frame member, and two side frame members; and two inner frame members connected to and disposed within the rectangular frame structure.

In one embodiment, the connection mechanism may be a door latch mechanism, which may include: two pivot pin units provided on the two inner frame members, respectively, and located at two opposite sides of the telescopic elevating column facing the two side frame members, each pivot pin unit including a lateral pivot pin and a bracket for connecting the lateral pivot pin to the inner frame member; two pivot rods pivotally mounted to the two pivot pin units by two transverse pivot pins, respectively, each pivot rod having a proximal end facing toward and adjacent to the main bed module and an opposite distal end; a center pedal connected to the distal end of the pivot rod by at least one upwardly curved rod extending from the center pedal; a transverse latch mounting bar passing through two loops formed at proximal ends of the two pivot bars, respectively; two springs, the upper ends of which are fixed at both ends of a transverse spring link connected to and extending between the two proximal ends of the pivot rod, respectively, the lower ends of which are fixed to the proximal frame member; two latch frames attached to both ends of the proximal frame member on an outer surface of the proximal frame member; and two latch members connected to two opposite ends of the lateral latch mounting bar and pivotable within the two latch frames, respectively. When the center pedal is depressed, the pivot rod pivots about the transverse pivot pin and lifts the ring upward against the biasing force of the spring, thereby lifting the latch member to the open latch position and allowing the removable mobile electric lift foot support module to be released from the main bed module, and when the center pedal is released, the ring is pulled downward by the biasing force of the spring, thereby pulling the latch member downward to the latch position and allowing the removable mobile electric lift foot support module to be attached to the main bed module.

In one embodiment, each latch member may comprise: a straight pivot portion having an enlarged outer end and an inner end; a curved latch portion extending downwardly from an enlarged outer end of the straight pivot portion and curved inwardly, the straight pivot portion and the curved latch portion being planar and integrally formed; an outer opening and an inner opening formed at enlarged outer and inner ends of the straight pivoting portions, respectively, and two opposite ends of the lateral latch mounting lever are inserted and held in the outer openings of the two straight pivoting portions, respectively, the two inner ends of the straight pivoting portions being pivotable at the inner ends of the two latch frames, respectively. Each latch frame may include two spaced apart U-shaped guide plates for guiding pivotal movement of the latch member therein, with two U-shaped grooves defined by the two U-shaped guide plates facing outwardly. In the latched position, the curved latching portion of the latching member and the outwardly facing U-shaped recess of the latching frame define two latching openings in which the two connecting rods of the main bed module are locked, respectively, to attach the detachable mobile electric lift foot support module to the main bed module.

In one embodiment, the telescoping lifting column may be an electric telescoping lifting column.

In one embodiment, the support platform may have an edge facing the main bed module. The edge is formed with a rounded V-shaped protrusion configured to mate with a rounded V-shaped recess formed on the seat portion of the main bed module when the removable mobile electric lift foot support module is attached to the main bed module.

In one embodiment, the plurality of casters may include four casters provided at four corners of the rectangular frame structure of the base frame, wherein two casters of the four casters close to the main bed module or two casters of the four casters remote from the main bed module are provided with brake pedals for locking and unlocking the wheels of the two casters.

In one embodiment, the removable mobile motorized lift foot support module may be provided with a battery that is mounted within a battery compartment provided on the removable mobile motorized lift foot support module.

In one embodiment, the removable mobile motorized lift foot support module may be provided with a battery charging port electrically connected to the battery, the battery charging port configured to connect to an AC-DC adapter for charging the battery.

In one embodiment, the removable mobile motorized lift foot support module may be provided with a battery charging port electrically connected to a battery, the battery charging port configured to connect to a first electrical plug provided at a first end of the adapter cable, and a second electrical plug provided at a second end of the adapter cable configured to connect to a power charging port provided on the main bed module.

In one embodiment, the removable mobile motorized lift foot support module may be provided with a plurality of charging pins electrically connected to the battery, the plurality of charging pins configured to connect to a plurality of electrical connectors provided on an external charging dock having an AC-DC adapter for charging the battery.

In one embodiment, the emergency stop button may be provided on one side of the removable mobile electric lift foot support module.

According to another aspect of the present disclosure, a method of setting a detachable mobile electric lift foot support module with a main bed module of a obstetric table in a multi-bed delivery room adapted for multiple delivery and production positions is provided. The method comprises the following steps: providing a removable mobile electric lift foot support module comprising a base frame, a plurality of casters disposed on a bottom side of the base frame to facilitate movement of the removable mobile electric lift foot support module on the floor, a telescoping lift column with a lowermost telescoping tube secured at the base frame, a support platform secured at an upper end of an uppermost telescoping tube of the telescoping lift column, and a connector mechanism mounted on the base frame to removably connect the removable mobile electric lift foot support module to a main bed module of the obstetric table; selecting a delivery and production position suitable for the user from a plurality of delivery and production positions; positioning the removable mobile electric lift foot support module in an attached position where the removable mobile electric lift foot support module is removably attached to the main bed module or in a released position where the removable mobile electric lift foot support module is released from the main bed module based on the selected delivery and production positions; and adjusting the height of the detachable mobile electric lift foot support module based on the selected labor and production positions.

In one embodiment, the height adjustment step may include: in the attached position, the height of the removable mobile electric lift foot support module is adjusted to the same height as the seat portion of the main bed module, which is suitable for the first set of multiple childbirth and production positions. The first group may include:

a semi-prone/lateral bow-step position in which the user lies on his side, one leg being supported on an attached foot support module, the lower leg of the other leg being supported on lower leg and foot supports supported on a main bed module;

the semi-upper body is lifted to a lying position in which the user lies on his back, the feet are supported on the attached foot support modules, and the head portion of the main bed module is inclined forward at an angle; and

a supine position, in which the user lies flat with the feet supported on the attached foot support modules, the head portion of the main bed module is not tilted.

In one embodiment, the height adjustment step may include: in the attached position, the height of the removable mobile electric lift foot support module is adjusted to be lower than the height of the seat portion of the main bed module, which is suitable for the second set of multiple birthing and production positions. The second group may include: a "C-curve" child seat position with the birth bar in which the user sits on the seat portion of the main bed module, the feet are supported on the attached foot support modules, and the hands are supported on the birth bar; a "C-curve" baby seat position with the birthing ball, wherein the user sits on the seat portion of the main bed module, the feet are supported on the attached foot support module, and the hands hold the birthing ball; a limb-resting position in which the user supports her knees on an attached foot support module and hands on a main bed module; a forward kneeling position in which the user supports the knees on the seat portion of the main bed module and the hands on the head portion of the main bed module; the delivery pole and towel pull positions in which the user lies on the main bed module with the legs up, the feet supported on the delivery pole, the hands pulling the towel tied to the delivery pole, the attached foot support module serving as a stool for the carer; a sitting position in which a user sits on the seat portion of the main bed module with feet supported on the attached foot support module; and a squat position in which the user squats on the attached foot support module and the hand is supported on the birth bar.

In one embodiment, the method may further comprise: in the release position, the removable mobile electric lift foot support module is used as an independent module and the height of the removable mobile electric lift foot support module is adjusted to be suitable for a third set of multiple childbirth and production positions. The third group may include: a lithotomy position in which the user lies on the main bed module with the legs up, the lower legs supported on two lower leg and foot supports oriented in a horizontal lower leg support position, the released detachable movable electric lifting foot support module is used as a stool for nursing staff; a mecobatt position wherein the user lies on the main bed module with the legs up and the feet supported on the two lower legs and the foot support oriented in an inclined foot support position, the released removable mobile electric lift foot support module serving as a stool for the caregivers; a position on the delivery ball, wherein the user sits on the delivery ball, the user is supported on the delivery rod by hands, and the released detachable movable electric lifting foot support module is used as a stool for nursing staff; a standing bow-step position in which a user stands on the ground with one foot stepping on the released detachable mobile electric lifting foot support module; a kneeling position in which the user kneels on the ground and bends over on the released detachable mobile electric lifting foot support module; and a squat position in which a user squats on the ground, the hand is supported on the detachable movable electric lifting foot support module.

In one embodiment, the plurality of labor and production positions includes more than eleven labor and production positions.

Drawings

Specific embodiments of the present disclosure will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a perspective view of a detachable mobile electric lift foot support module of an obstetric table according to an embodiment of the present disclosure.

Fig. 2 is a perspective view of a main bed module of an obstetric bed according to an embodiment of the present disclosure.

Fig. 3 is a perspective view of a removable mobile electric lift foot support module attached to a main bed module including the use of custom designed accessories according to an embodiment of the present disclosure.

Fig. 4 is a partial view of a bed prior to a removable mobile electric lift foot support module being attached to a main bed module with a self-locking latch mechanism in accordance with an embodiment of the present disclosure.

Fig. 5 is a partial view of the bed after the removable mobile electric lift foot support module is attached to the main bed module with a self-locking latch mechanism in accordance with an embodiment of the present disclosure.

Fig. 6 is an internal structural view illustrating a removable mobile electric lift foot support module including a self-locking latch mechanism, a step-on release pedal, and a brake system according to an embodiment of the present disclosure.

Fig. 7 is a block diagram illustrating a self-locking latch mechanism with a step-on release pedal of a removable mobile electric lift foot support module according to an embodiment of the present disclosure.

Fig. 8 is an internal structural view illustrating a detachable mobile electric lift foot support module without a protective cover thereof according to another embodiment of the present disclosure.

Fig. 9 is a diagram illustrating a removable mobile electric lift foot support module with its protective cover and electric lift post mechanism according to another embodiment of the present disclosure.

Fig. 10 is a diagram showing the structure of a door latch mechanism of a removable mobile electric lift foot support module according to another embodiment of the present disclosure.

Fig. 11 is a bottom perspective view of a removable mobile motorized lift foot support module according to an embodiment of the present disclosure.

Fig. 12 is another view showing an internal structure of a detachable mobile electric lifting foot support module according to an embodiment of the present disclosure.

Fig. 13 is a perspective view of a main bed module provided with two custom hybrid calf and foot support fittings in accordance with an embodiment of the disclosure.

Fig. 14 is an enlarged perspective view of a custom hybrid calf and foot support fitting in accordance with an embodiment of the disclosure.

Fig. 15 is an enlarged perspective view of a height adjustable stop of a custom hybrid calf and foot support fitting according to an embodiment of the disclosure.

Fig. 16 (a) illustrates a custom hybrid calf and foot support fitting, which is held in a horizontal calf support position of the calf of the support leg, according to an embodiment of the disclosure.

Fig. 16 (b) illustrates a custom hybrid calf and foot support fitting maintained in an inclined foot support position allowing a foot to be pressed against a surface with straps to support the foot in accordance with an embodiment of the disclosure.

Fig. 17 (a) illustrates a custom hybrid calf and foot support fitting allowing 360 ° rotation of the cushion support and 45 ° tilt angle according to another embodiment of the disclosure.

Fig. 17 (b) shows a custom hybrid calf and foot support fitting screwed into place according to another embodiment of the disclosure.

Fig. 17 (c) illustrates a custom hybrid calf and foot support fitting in a horizontal calf support position in accordance with another embodiment of the disclosure.

Fig. 17 (d) illustrates a custom hybrid calf and foot support fitting in a forward leaning foot support position in accordance with another embodiment of the disclosure.

Fig. 17 (e) illustrates a custom hybrid calf and foot support fitting in a rearwardly inclined foot support position in accordance with another embodiment of the disclosure.

Fig. 18 is a perspective view of a fitting holder installation for a bed, which is interchangeable for a birthing handle and a hybrid calf support fitting, according to an embodiment of the disclosure.

Fig. 19 illustrates a knob release for tightening a fitting into position for height adjustment, the fitting holder position can be adjusted horizontally and the fitting holder tightened with a screw to lock into place, according to an embodiment of the present disclosure.

Fig. 20 is a perspective view of a retainer of a birthing rod and hybrid calf support according to an embodiment of the disclosure.

Fig. 21 is a perspective view of a base plate of a birthing rod, a hybrid calf and foot support, and a retainer for a hybrid calf support in accordance with an embodiment of the disclosure.

Fig. 22 is a perspective view of a delivery rod, a hybrid calf and foot support and an L-shaped tube of a retainer for a hybrid calf support in accordance with an embodiment of the disclosure.

Fig. 23 is a perspective view of a parturition pole, hybrid calf and foot support and a sleeve member of a retainer of a hybrid calf support according to an embodiment of the disclosure.

Fig. 24 is a perspective view of a delivery rod according to an embodiment of the present disclosure.

Fig. 25 is an enlarged perspective view of a portion of a delivery rod according to an embodiment of the present disclosure.

Fig. 26 is an enlarged perspective view of a metal sleeve of the delivery rod according to an embodiment of the present disclosure.

Fig. 27 (a) is a perspective view of a main bed module provided with two delivery handles according to an embodiment of the present disclosure.

Fig. 27 (b) is an enlarged perspective view of a telescoping birthing handle with an ergonomic angled handle profile in accordance with an embodiment of the present disclosure.

Fig. 27 (c) is an enlarged perspective view of the delivery handle in a retracted position according to an embodiment of the present disclosure.

Fig. 27 (d) is an enlarged perspective view of the delivery handle from another perspective according to an embodiment of the present disclosure.

Fig. 27 (e) is a perspective view of a main bed module provided with two delivery handles, one in a retracted position, according to an embodiment of the present disclosure.

Fig. 28 (a) is a partial perspective view of a main bed module provided with two birthing handles according to another embodiment of the present disclosure.

Fig. 28 (b) is an enlarged perspective view of a birthing handle mounted on a bedframe and adjusted to a raised position that can be locked in place with a quick release bolt pin according to another embodiment of the present disclosure.

Fig. 28 (c) is an enlarged perspective view of a birthing handle mounted on a bedframe and adjusted to a lowered position in accordance with another embodiment of the present disclosure.

Fig. 28 (d) is an enlarged view of a cylindrical tube of a delivery handle having a guide profile that allows for retractability, according to another embodiment of the present disclosure.

Fig. 29 (a) is a perspective view of a delivery handle according to another embodiment of the present disclosure.

Fig. 29 (b) is an enlarged view of a portion of a delivery handle according to another embodiment of the present disclosure.

Fig. 29 (c) is an enlarged view of a cylindrical tube of a delivery handle according to another embodiment of the present disclosure.

Fig. 29 (d) is a perspective view of a delivery handle showing the connection between the tube of the grip portion and the cylindrical tube with the quick release bolt pin according to another embodiment of the present disclosure.

Fig. 30 (a) is a partial perspective view of a main bed module provided with two delivery handles, the delivery handle on the right hand side being depicted in both raised and lowered positions for illustrative purposes only, according to another embodiment of the present disclosure.

Fig. 30 (b) shows a grip portion of a left hand side delivery handle, a tube of the grip portion, and a cylindrical tube, which are mirror images of those portions of the right hand side delivery handle, according to another embodiment of the present disclosure.

Fig. 31 is a partial view of a bedframe having two lifting arms for lifting the bedframe in accordance with an embodiment of the disclosure.

Fig. 32 is a perspective view of two lift arms according to an embodiment of the present disclosure.

Fig. 33 is an enlarged perspective view of one lift arm according to an embodiment of the present disclosure.

Fig. 34 is a diagram illustrating the connection of a shroud to two lift arms according to an embodiment of the present disclosure.

Fig. 35-41 are different views showing the bedside panel stop and its compliance gap according to embodiments of the present disclosure.

Fig. 42-44 are different views showing a cover for covering a control box, a battery, and an actuator provided on a bedframe according to an embodiment of the present disclosure.

Fig. 45-46 are different views illustrating a storage holder for holding a footswitch plate in accordance with embodiments of the present disclosure.

Fig. 47 is a diagram illustrating charging of a battery disposed in a removable mobile motorized lift foot support module of the present disclosure using an AC/DC adapter.

Fig. 48-49 illustrate the use of a power cord extending from a main bed module to charge a battery disposed in a removable mobile motorized lift foot support module of the present disclosure.

Fig. 50-51 are diagrams illustrating the use of a stylus and external charging dock to charge a battery disposed in a removable mobile motorized lift foot support module of the present disclosure.

Fig. 52 (a) -52 (k) illustrate eleven types of labor and production positions available using a removable mobile motorized lift foot support module connected to a main bed module.

Detailed Description

Reference will now be made in detail to the preferred embodiments of the present disclosure, examples of which are also provided in the following description. Exemplary embodiments of the present disclosure are described in detail, although it will be apparent to those skilled in the relevant art that some features that are not particularly important to an understanding of the present disclosure may not be shown for the sake of clarity.

Furthermore, it is to be understood that the present disclosure is not limited to the particular embodiments described below, and that various changes and modifications may be made by those skilled in the art without departing from the scope of protection. For example, elements and/or features of different illustrative embodiments may be combined with and/or substituted for one another within the scope of this disclosure and the appended claims.

For purposes of illustration, terms such as "upper," "lower," "vertical," "horizontal," "top" or "bottom" appear hereinafter to be relevant to the present disclosure as it is oriented in the drawings. It should be understood that the present disclosure may take on a variety of positions, unless explicitly indicated to the contrary. It should be noted that throughout the description and claims herein, when an element is referred to as being "coupled" or "connected" to another element, it does not necessarily mean that the one element is fastened, fixed or otherwise attached to the other element. In contrast, the term "coupled" or "connected" means that one element is directly or indirectly connected to or in mechanical or electrical communication with another element.

Figures 1-12 illustrate a removable mobile electric lift foot support module 10 for use in connection with a main bed module 12 of an obstetric table. The removable mobile, motorized lift foot support module 10 may include a base frame 14 and a plurality of casters 16, the plurality of casters 16 being disposed on the underside of the base frame 14 to facilitate movement of the removable mobile, motorized lift foot support module 10 over the ground. The removable mobile motorized lift foot support module may also include motorized telescopic lift posts 18, the lowermost telescopic tube 18a of the electric telescopic lifting column 18 is fixed at the base frame 14. The support platform 20 may be fixed at the upper end of the uppermost telescopic tube 18b of the motorized telescopic lifting column 18 such that the support platform 20 may move vertically up and down in response to the telescopic action of the motorized telescopic lifting column 18. A connector mechanism 30 may be mounted on the base frame 14 to removably connect the removable mobile electric lift foot support module 10 to the main bed module 12.

As shown in fig. 6, the base frame 14 may be in the form of a rectangular frame structure including a proximal frame member 40 facing and adjacent to the main bed module 12, a distal frame member 42 opposite the proximal frame member 40, and two side frame members 44, 46. The base frame 14 may also include two inner frame members 48, 50 connected to and disposed within the rectangular frame structure. In the embodiment shown in fig. 6, the two inner frame members 48, 50 extend longitudinally and are spaced inwardly from the two side frame members 44, 46. The ends of the two inner frame members 48, 50 are connected to the proximal and distal frame members 40, 42 and extend between the proximal and distal frame members 40, 42.

In one embodiment, the motorized telescopic lifting column 18 may be controlled by a control panel (not shown) provided on the exterior surface or wall surface of the removable mobile motorized lifting foot support module 10, or it may be controlled by a pendant control. The control panel may include an "up" button to move the support platform 20 upward when pressed, and a "down" button to move the support platform 20 downward when pressed.

These electric telescopic lifting columns basically comprise a motor, a gear set and a linear actuator converting a rotational movement of the motor into a linear movement of the lifting column. These electric telescopic lifting columns are commercially available, for example, from taiwan friction (motion) technology, inc. These electric telescopic lifting columns are typically composed of three rectangular extruded aluminium tubes. This provides great stability to the lifting column and a high stroke with a reduced retraction length. The lifting column can work under the direct current of 24V, and the maximum load and the self-locking force are 2000N. Such lifting columns may be easily integrated into the removable mobile motorized lift foot support module 10 of the present disclosure. While the telescoping lifting column 18 of the removable mobile motorized lift foot support module 10 of the present disclosure has been described as preferably being an motorized telescoping lifting column, it should be understood that other types of lifting columns may be used, such as mechanical, hydraulic, or pneumatic columns.

In one embodiment, the support platform 20 has an edge that faces the main bed module 12. The edge may be formed with a rounded V-shaped protrusion 22, as best shown in fig. 3, the rounded V-shaped protrusion 22 being configured to mate with a similarly rounded V-shaped recess 24 formed on a seat portion 26 of the main bed module 12 when the removable mobile electric lift foot support module 10 is attached to the main bed module 12. The rounded V-shaped recess 24 is designed to facilitate access to the infant and to facilitate various production and delivery positions. When the removable mobile motorized lift foot support module 10 is attached to the main bed module 12, the rounded V-shaped protrusions 22 mate with the rounded V-shaped recesses 24 to form a smooth flat surface.

In a preferred embodiment, four casters 16 are provided at the four corners of the rectangular frame structure of the base frame 14. In one embodiment, as shown in fig. 3 and 6, two of the four casters 16 on either side of the distal frame member 42 are provided with brake pedals 28 for locking and unlocking the wheels of the two casters 16. Alternatively, two of the four casters 16 on either side of the two proximal frame members 40, i.e., the two casters 16 proximate to the main bed module 12, may be provided with brake pedals 28 for locking and unlocking the wheels of the two casters 16. This provides stability to the removable mobile electric lift foot support module 10 in addition to attachment with the connector mechanism 30. The brake pedal 28 on each caster 16 is rotatable 90 degrees between a neutral position in which the wheel is free to rotate and a braking position in which braking is applied to the wheel such that rotation of the wheel is limited. Such a brake caster is disclosed, for example, in U.S. patent No.6,321,878B1 to denmark hil-Rom services limited, the entire contents of which are incorporated herein by reference.

According to this embodiment, as best shown in fig. 7, the connector mechanism employed is a door latch mechanism 60, which may include two pivot pin units 62, the two pivot pin units 62 being provided on the two inner frame members 48, 50 and on two opposite sides of the electric telescopic lifting column 18 facing the two side frame members 44, 46, respectively. Each pivot pin unit 62 may include a transverse pivot pin 64 and a bracket 66 for connecting the transverse pivot pin 64 to the inner frame members 48, 50. Two pivot rods 68 are pivotally mounted on the two pivot pin units 62 by two transverse pivot pins 64, respectively. Each pivot rod 68 has a proximal end facing and adjacent to the main bed module 12 and an opposite distal end. The center pedal 70 with upwardly curved rod 72 may be attached to the center of the lateral pedal connecting rod 74, preferably by welding, with the lateral pedal connecting rod 74 being connected to and extending between the distal ends of the two pivot rods 68. The transverse latch mounting bar 76 passes through two loops 78 formed at the proximal ends of the two pivot bars 68, respectively. Both ends of the additional bar 69 may be connected to the distal ends of the two pivot bars 68 for additional reinforcement, preferably by welding.

The door latch mechanism 60 further includes two springs 80, the upper ends of the springs 80 being secured at both ends of a transverse spring link 82, the transverse spring link 82 being connected (preferably welded) to and extending between the two proximal ends of the pivot rod 68, respectively, the lower ends of the springs 80 being secured to brackets 81, the brackets 81 being attached to the proximal frame member 40. Two latch frames 90 are attached to both ends of the proximal frame member 40 on the outer surface of the proximal frame member 40. As shown in fig. 5, two latch members 92 are connected to opposite ends of the transverse latch mounting bar 76 and are pivotable within two latch frames 90, respectively. The door latch mechanism 60 may be covered by the shroud 32 for protection. The shroud 32 may be mounted on two mounting brackets 33, with the two mounting brackets 33 attached to the outside of the two side frame members 44, 46, respectively. The shield 32 may be made of plastic, metal, or any suitable material.

When the center pedal 70 is depressed, the pivot rod 68 pivots about the transverse pivot pin 64 and lifts the ring 78 upward against the biasing force of the spring 80, thereby lifting the latch member 92 upward to the open latch position and allowing the removable mobile electric lift foot support module 10 to be released from the main bed module 12. When the center pedal 70 is released, the ring 78 is pulled downward by the biasing force of the spring 80, which biases and pulls the latch member 92 downward to the latched position and allows the removable mobile electric lift foot support module 10 to be attached to the main bed module 12.

In one embodiment shown in fig. 6 and 7, each latch member 92 may include a straight pivot portion 96 having an enlarged outer end 98 and an inner end 100, and a curved latch portion 102 extending downwardly and curved inwardly from the enlarged outer end 98 of the straight pivot portion 96. The straight pivot portion 96 and the curved latch portion 102 may be integrally formed and planar. An outer opening 104 and an inner opening 106 are formed at the enlarged outer end 98 and inner end 100, respectively, of the straight pivot portion 96. The two opposite ends of the transverse latch mounting bar 76 are inserted and retained within the two outer openings 104 of the two straight pivot portions 96, respectively. The two inner ends 100 of the straight pivot portions 96 are pivotable at the inner ends of the two latch frames 90, respectively. Each latch frame 90 may include two spaced apart U-shaped guide plates 108, the U-shaped guide plates 108 for guiding the pivotal movement of the latch member 92 therein. Two U-shaped grooves 110 defined by two U-shaped guide plates 108 face outward.

In the latched position, the curved latching portion 102 of the latching member 92 and the outwardly facing U-shaped grooves 110 of the two latching frames 90 define two latching openings 112 in which the two connecting rods 114 of the main bed module 12 are securely locked, respectively, thereby securely attaching the detachable mobile electric lift foot support module 10 to the main bed module 12.

Fig. 8-10 illustrate another embodiment of a center pedal 71 and its connection to a pivot rod 68. According to this embodiment, the center pedal 71 may be in the form of a rectangular plate. The two ends of the center pedal 71 may be connected to two upwardly curved rods 73, the rods 73 extending from the distal ends of the two pivot rods 68, respectively.

Fig. 11 is a bottom perspective view of the removable mobile electric lift foot support module 10. It can be seen that the bottom of the motorized telescopic lifting column 18 can be secured to a mounting bracket 19, which mounting bracket 19 in turn is secured to the cross frame member 41. According to the illustrated embodiment, the cross frame members 41 extend transversely across the base frame 14 and are connected to the lower surfaces of the side frame members 44, 46 and the inner frame members 48, 50. Fig. 11 also shows a battery 34 that may be mounted to the cross frame member 41 and between the side frame members 44 and the inner frame member 48. As shown in fig. 11, the battery 34 is located at a position slightly lower than the side frame members 44 and the inner frame members 48, and the width of the battery 34 is substantially the same as the distance between the side frame members 44 and the inner frame members 48, so that the battery 34, the side frame members 44 and the inner frame members 48 may form a storage space 35 for storing items such as a charging cable, as shown in fig. 12.

In other embodiments, the emergency stop button 36 may be provided on one side of the removable mobile electric lift foot support module 10. The emergency stop button 36 may be attached to the side frame member 44 and located behind the front caster 16, with the front caster 16 located at the proximal frame member 40. The support platform 20 may include a support frame 56 and a support pad or cushion 54 mounted atop the support frame 56. The support frame 56 may be made of metal or any other suitable material. In addition, a pull handle 38 (shown in FIG. 50) may be provided at the rear end of the support frame 56 to facilitate movement and transport of the removable mobile electric lift foot support module 10.

Fig. 13-16 (b) illustrate two calf and foot support assemblies 119 adjustably and removably mounted on the bed frame 84 at two opposite sides of the seat portion 26 of the main bed module 12. Each calf and foot support assembly 119 can include a support bar 120, the support bar 120 including a vertically upwardly extending lower portion 122, an intermediate portion 124 extending upwardly and forwardly at an angle from an upper end of the lower portion 122, and an upper portion 126 extending horizontally forwardly from an upper end of the intermediate portion 124. The lower portion 122, the middle portion 124, and the upper portion 126 may be disposed on the same vertical plane.

A calf and foot support 128 in the form of a vessel 130 having a U-shaped cross section may be provided for receiving and supporting a calf or foot of a user. A strap (not shown) may be provided on each receptacle 130 for retaining the user's lower leg or foot on the upper surface of the receptacle 130. The stud 132 has an upper end secured to the bottom side of the container 130. The ball joint 134 has a ball (not shown) fixed at the lower end of the stud 132 and a socket 136 fixed to a connection block 138. A V-shaped groove 140 may be formed in the upper edge 136 of the socket for receiving the stud 132 when the calf and foot support 128 is tilted rearward toward the main bed module 12. A through hole 142 extends transversely through the connection block 138, and a locking screw 144 is configured to pass through a threaded opening formed at a lower end of the connection block 138 and connected to the through hole 142 to frictionally lock a free end of the upper portion 126 of the support rod 120 inserted into the through hole 142. The calf and foot support 128 is movable between a horizontal calf support position (e.g., fig. 16 (a)) for supporting a calf of a user and a rearwardly inclined foot support position (e.g., fig. 16 (b)) for supporting a foot of a user. In one embodiment, as shown in fig. 13, the support rod 120 may have a circular solid cross section with a diameter of 19mm so that it may fit tightly within the support sleeve 207 of the holder 201.

As shown in fig. 14 and 15, a height adjustment stop 121 may be secured around a lower portion 122 of the support bar 120 of each calf and foot support assembly 119. The height adjustment stop 121 may be in the shape of a ring formed by two semicircular members 123, 125. The two semicircular members 123, 125 may be joined together at their connecting ends to form a central opening 127. The connecting ends of the two semicircular members 123, 125 are formed with through holes 129. When the two semicircular members 123, 125 are joined together around the lower portion 122 of the support bar 120 at the desired locations, the connection ends of the two semicircular members 123, 125 abut against each other and the through holes 129 of the two semicircular members 123, 125 are aligned with each other to form two aligned through holes 129. Two bolts 133 may be inserted into the two aligned through holes 129, respectively, so that the height adjustment stopper 121 may be fastened to the lower portion 122 of the support rod 120. As shown in fig. 13, after the height adjustment stopper 121 is fastened to the lower portion 122 of the support bar 120, the lower portion 122 may be inserted into the support sleeve 207 of the holder 201 installed at each side of the frame. Insertion of the lower portion 122 will be prevented by the height adjustment stop 121. Thus, by adjusting the position of the height adjustment stop 121 on the lower portion 122 of the support bar 120, the height of the calf and foot support assembly 119 can be adjusted.

17 (a) -17 (e) illustrate custom hybrid calf and foot support fittings in accordance with another embodiment of the disclosure. In this embodiment, calf and foot support 128' can include a main calf and foot support portion 1281 and an additional foot support portion 1282. Additional foot support 1282 may extend downward from one end of main calf and foot support 1281.

Similar to the previous embodiments shown in fig. 16 (a) and 16 (b), the calf and foot support 128' of this embodiment can be adjusted to a horizontal calf support position for supporting the calf (as shown in fig. 17 (c)) and a rearwardly inclined foot support position for supporting the foot (as shown in fig. 17 (e)).

Because the calf and foot support 128 'is rotatably mounted on the ball joint 134, the calf and foot support 128' can be rotated 360 °. As shown in fig. 17 (c), in the horizontal calf support position, the calf and foot support 128' can be rotated to a position where the additional foot support portion 1282 faces the main bed module 12. In the rearward inclined foot-supporting position, as shown in fig. 17 (e), the calf and foot support 128' can be rotated 180 ° to a position where the additional foot support 1282 faces away from the main bed module 12.

In this embodiment, as best shown in fig. 14, another V-shaped groove 140 'may be formed at the upper edge of the socket 136 opposite the other V-shaped groove 140 for receiving the stud 132 when the calf and foot support 128' is tilted forward away from the main bed module 12 to a forward tilted foot support position (as shown in fig. 17 (d)) having a 45 ° tilt angle. In this second foot support position, additional foot support section 1282 faces main bed module 12 and is oriented in an inclined position for supporting a user's foot.

Fig. 18-23 show two holders 201 disposed on either side of the bed for holding custom hybrid calf and foot support fittings, or hybrid calf support fittings, or birth bars, but not simultaneously holding them, as shown in fig. 18, fig. 18 for illustration purposes only. The retainers 201 may be mounted on the bed frame 84 at each side of the seat portion 26. The retainer 201 may include an L-shaped tube 203 that extends outwardly and then forwardly relative to the bed frame 84. The base plate 205 may be fixed at one end of the L-shaped tube 203. The base plate 205 may be used to secure the holder 201 to the side of the bed frame 84. A support sleeve 207 may be fixed at the other end of the L-shaped tube. The support sleeve 207 may be provided with threaded screw holes 211. The ball hand screw 209 may secure the calf and foot support assembly 119 or the birth bar 241 in the support sleeve 207 through the threaded screw bore 211. In one embodiment, the L-shaped tube 203 may have an inner diameter of 25mm and an outer diameter of 35 mm; the support sleeve 207 may have an inner diameter of 20.5mm and an outer diameter of 35 mm.

As shown in fig. 24-26, the delivery rod 241 may include a curved metal rod 243, and a grip tube 245, the grip tube 245 covering the metal rod 243 except for the two lower free ends of the metal rod 243. A rubber sleeve 247 may be provided as a filler between the two lower ends of the grip tube 245 and the metal rod 243. In addition, a metal sleeve 249 may be wrapped around each lower free end of the metal rod 243. The metal sleeve 249 may have a lower portion 251 and an enlarged upper portion 253 formed with screw holes 255. A set screw (not shown) may be used to secure the metal sleeve 249 to each lower free end of the metal rod 243 through the screw holes 255. In one embodiment, as shown in fig. 18 and 19, the lower portion 251 of the metal sleeve 249 may have an outer diameter of 19mm so that it may fit snugly within the support sleeve 207 of the retainer 201. The metal rod 243 may have a diameter of 15-19 mm.

As shown in fig. 27 (a) -27 (e), two delivery handles 150 may be mounted on the frame 84 on either side of the seat portion 26, respectively. Each of the delivery handles 150 may include a grip portion 151 and a cylindrical tube 152 extending from a lower end of the grip portion 151. The lower end of the cylindrical tube 152 may be formed with two longitudinally extending grooves 153 and a circumferentially extending side groove 154 engaging the lower ends of the two longitudinally extending grooves 153. The cylindrical tube 152 may be inserted from the upper open end of a cylindrical support sleeve 155, which support sleeve 155 is provided with radially arranged pins 156. The pins 156 may slide into the two longitudinally extending slots 153 through the side slots 154. When the pins 156 slide up the two longitudinally extending slots 153, the cylindrical tube 152 may be inserted vertically into the cylindrical support sleeve 155, thereby retaining the delivery handle 150 inside the cylindrical support sleeve 155. The delivery handle 150 may be further secured in the cylindrical support sleeve 155 using knob screws 157. The cylindrical support sleeve 155 may be secured to a mounting tube 158, which mounting tube 158 is in turn secured to the side of the bed frame 84 by a base plate 159. When not in use, the delivery handle 150 may be pulled upwardly along the cylindrical support sleeve 155 and rotated about the pin 156 to a retracted position, as shown in figure 29, wherein the lower end of the cylindrical tube 152 is retained in a U-shaped slot 155a formed in the upper open end of the cylindrical support sleeve 155. Fig. 27 (e) shows the main bed module 12 provided with two delivery handles 150. The left hand side of the delivery handle 150 is in the extended working position and the right hand side of the delivery handle 150 is in the retracted position. It will be appreciated that left delivery handle 150 and right delivery handle 150 are mirror images of each other when they are both in the extended working position or the retracted position.

Fig. 28 (a) -30 (b) show another embodiment of a birthing handle. Each delivery handle 150 'may include a grip portion 151' and a cylindrical tube 152 'extending from a lower end of the grip portion 151'. As shown in fig. 29 (d), the grip portion 151' of the delivery handle 150' may have an inner tube 151 '. The lower end of the inner tube 151 "is fixedly held at the upper end of the cylindrical tube 152'. The lower end of the cylindrical tube 152' may be formed with a longitudinally extending groove 153' and a circumferentially extending groove 154' spanning a 90 degree angle. The circumferentially extending groove 154 'may have one end engaging the lower end of the longitudinally extending groove 153' and the other end engaging the lower end of the locking groove 153 ". The locking groove 153″ may extend upward a small distance from one end of the circumferentially extending groove 154'. The longitudinally extending groove 153 'may extend upwardly a longer distance from the other end of the circumferentially extending groove 154'. The cylindrical tube 152 'may slide within the cylindrical support sleeve 155'. The cylindrical tube 152 'may be vertically adjusted by the cylindrical support sleeve 155' between a "raised" position (as shown in fig. 28 (b)) and a "lowered" position (as shown in fig. 28 (c)).

The set screw 157 "may be fastened to a sidewall of the cylindrical support sleeve 155'. The inner ends of the set screws 157 "may extend into and slide along the grooves 153', 153", 154' formed on the cylindrical tube 152', for guiding the vertical and rotational movement of the cylindrical tube 152', and for locking the cylindrical tube 152 'in the cylindrical support sleeve 155'. Knob screws 157' may also be used to secure the cylindrical tube 152' in the cylindrical support sleeve 155 '. Knob screw 157' may be driven through a threaded bore 1571 formed in the sidewall of cylindrical support sleeve 155' and then into a bore 1572 formed in cylindrical tube 152'. Similar to the previous embodiments, the cylindrical support sleeve 155' may be secured to the mounting tube 158', which in turn, is secured to the sides of the bed frame 84 via the base plate 159 '.

In use, the delivery handle 150' may be pulled up the cylindrical support sleeve 155' to the "raised" position until the set screw 157 "is at the bottom of the longitudinally extending slot 153 '. The delivery handle 150 'may then be rotated 90 degrees, thereby moving the set screw 157 "across the circumferentially extending slot 154' until the set screw 157" is at the bottom of the locking slot 153 ". Finally, the delivery handle 150' is lowered to the locked position with the set screw 157 "in the locking slot 153". A locking screw 157' may be used to further lock the cylindrical tube 152' in the cylindrical support sleeve 155 '. As shown in fig. 28 (b), the delivery handle 150' is now in the operational "raised" position.

When the delivery handle 150 'is not in use, the opposite step may be taken, as shown in fig. 28 (c), and the delivery handle 150' may be lowered to the "lowered" position. In this "lowered" position, the set screw 157 "is located at the top of the longitudinally extending slot 153', the top of the delivery handle 150' may be located at the same level as the upper surface of the seat portion 26 of the main bed module 12, and the lower end of the cylindrical tube 152' may be located a small distance (e.g., 160 mm) from the ground.

Fig. 30 (a) shows a main bed module 12 provided with two birthing handles according to another embodiment of the present disclosure. For illustration purposes only, the right hand side of the delivery handle 150' is depicted in both the "raised" and "lowered" positions. Fig. 30 (b) shows the grip portion 151' of the left hand side delivery handle 150', the inner tube 151 "of the grip portion 151', and the cylindrical tube 152', which are mirror images of those portions of the right hand side delivery handle 150' as described above.

As shown in fig. 31-34, two lift arms 160 may be provided at the front (and rear) ends of the bed frame 84 for lifting and lowering the main bed module 12. Each lift arm 160 may include a central elongated portion 160a. The straight intermediate elongate section 160a may reduce torsional moment and avoid buckling of the lift arm 160. The intermediate elongate portion 160a may be formed with a reinforcing elongate loop portion 161. The elongated loop portion 161 may have a C-shaped cross-section with an elongated slot 162 on one side and an elongated protrusion 163 on the opposite side. When the two lift arms 160 are mounted on the bed frame 84, the two elongated protrusions 163 face inward toward each other and the two elongated slots 162 face outward away from each other. That is, the loop arms of the two lift arms 160 are oriented in an inward direction. The two outwardly facing elongated slots 162 may be configured to receive two corresponding elongated flanges 164 formed on the inner surfaces of two opposing side panels 165 of the shroud 166 so that the shroud 166 may be snap-fit onto the two lift arms 160. The loop depth of the elongated loop portion 161 may be 4mm. The shroud 166 may be made of plastic or other suitable material. The shroud 166 prevents the patient and caregiver from being injured by the lift arms 160 and bed frame 84. The shroud 166 also prevents material from falling into and contaminating the lifting arm 160 and bed frame 84 during labor and production.

Fig. 35-41 are different views showing the bed side panel stop arrangement and its compliant gap. As shown in fig. 37-41, two stops 381 may be provided on a metal bracket 383, the metal bracket 383 being mounted on each side of the bed frame 84. The two stops 381 may include two short flanges 385 formed on the metal bracket 383. When the bed side panel 389 is lowered, the two L-shaped tubes 387 of the bed side panel 389 may stop and rest on the two stops 381, respectively. As shown in fig. 40, a gap is maintained between the stopper 381 and the bed frame 84. The gap is greater than 25mm in distance. As shown in fig. 35 to 36, by providing the support plate 351 on the backrest 353 and the support pipe 355 on the middle frame 357 of the bed frame 84, the stopper position can be moved to satisfy the distance of 200 mm.

As shown in fig. 42-44, a cover 421 may be provided to cover the control box, batteries, and actuators mounted on the bedframe 84. The cover 421 may be rectangular and may include a top panel 423 and four side panels 425. A plurality of mounting tabs 42 may extend outwardly from a lower edge of one or more side panels 425. Each mounting tab 427 is formed with a mounting hole 429 to facilitate the mounting of cover 421 to bed frame 84 by screws.

As shown in fig. 45-46, one or more storage holders 451 may be provided on the bed frame 84 for holding items such as foot switch boards 453. Each of the storage holders 451 may be made of a metal wire. In one embodiment, the metal wire may be bent into one or more hooks 457 so that the storage holder 451 may hang onto the bed frame 84. The wire may be bent further downward, outward, and upward to form a plurality of generally U-shaped supports 459, and the supports 459 may support foot switch plates 453 or other items. Although the metal wire has been described and shown as being bent into a particular shape, it should be understood that the metal wire may be bent into other shapes depending on the size and shape of the article to be stored.

In a preferred embodiment, as shown in FIG. 11, the removable mobile electric lift foot support module 10 is provided with a battery 34. The battery 34 may be a 24V dc battery. Fig. 47-52 illustrate different ways of charging the battery 34 disposed in the removable mobile electric lift foot support module 10.

Referring to fig. 47, the detachable mobile electric lift foot support module 10 may be provided with a battery charging port (not shown) electrically connected with a battery. The battery charging port is configured to connect to an AC-DC adapter 242 for charging the battery through a wall outlet 244. As shown in fig. 12, when not in use, the AC-DC adapter 242 may be stored in a storage space 35 formed in the detachable mobile electric lift foot support module 10.

As shown in fig. 48, the removable mobile electric lift foot support module 10 may be provided with a battery charging port (not shown) that is electrically connected to the battery. The battery charging port may be configured to connect to a first electrical plug 252 disposed at a first end of the adapter cable 254, and a second electrical plug 256 disposed at a second end of the adapter cable 254 may be configured to connect to a power charging port 258 disposed on the main bed module 12. The charging port 258 may be mounted on one side of the main bed module 12.

Referring to fig. 49, the removable mobile electric lift foot support module 10 may be provided with a battery charging port 490 electrically connected to a battery. The battery charging port 490 may be configured as a plug 492 connected to a power cord 494 extending from a control box on the main bed module 12 for charging a battery. The connection between the plug 492 of the power cord 494 and the battery charging port 490 may be a magnetic connection.

Referring to fig. 50-51, the removable mobile electrically lifting foot support module 10 may be provided with a plurality of charging pins 270 electrically connected to the battery, the plurality of charging pins 270 being configured to connect to a plurality of electrical connectors 272 provided on an external charging cradle 274 having an AC-DC adapter 276 for charging the battery

Fig. 52 (a) -52 (k) illustrate a method of setting up the removable mobile electrically liftable foot support module 10 with the main bed module 12 in a multi-bed delivery room suitable for a variety of delivery and production positions. Zxfoom the process comprises, the process comprises, detachable movable electric lifting foot support module 10 may be removably attached to the main bed module 12. Details of the detachable mobile electric lift foot support module 10 attachment to the main bed module 12 and release from the main bed module 12 will not be described in detail.

To begin the setup, the caregiver first selects the delivery and production positions appropriate for the user from those shown in fig. 52 (a) -52 (k). The caregiver then positions the removable mobile, electrically-lifting foot support module 10 in an attached position where the removable mobile, electrically-lifting foot support module 10 is removably attached to the main bed module 12, or in a released position where the removable mobile, electrically-lifting foot support module is released from the main bed module 12, based on the selected delivery and production positions. Finally, the caregiver adjusts the height of the removable mobile electric lift foot support module 10 based on the selected labor and production positions.

In the attached position, the caregiver can adjust the height of the removable mobile electric lift foot support module 10 to the same height as the seat portion 26 of the main bed module 12 so that the arrangement is suitable for the first set of various birthing and production positions. The first set may include, but is not limited to, the following positions:

A semi-prone/side-lying arced position, as shown in fig. 52 (b), in which the user lies on his side, with one leg supported on the attached foot support module 10 and the other leg's calf supported on the calf and foot support 128 supported on the main bed module 12;

a semi-upper body raised recumbent position (not shown) in which the user lies supine with the feet supported on the attached foot support module 10 and the head portion 58 of the main bed module 12 tilted forward at an angle; and

a supine position (not shown) in which the user lies flat with the feet supported on the attached foot support module 10 and the head portion 58 of the main bed module is not tilted.

In the attached position, the caregiver can also adjust the height of the removable mobile electric lift foot support module 10 to be lower than the height of the seat portion 26 of the main bed module 12 so that the arrangement is suitable for a second set of various labor and production positions. The second set may include, but is not limited to, the following positions:

with the "C-curve" child seat position of the birth bar, as shown in fig. 52 (g), wherein the user sits on the seat portion 26 of the main bed module 12, the feet are supported on the attached foot support module 10 and the hands are supported on the birth bar 116;

With the child's "C-curve" seat position as shown in FIG. 52 (f), wherein the user sits on the seat portion 26 of the main bed module 12, the feet are supported on the attached foot support module 10, and the child's ball 118 is held by the hand;

the limb landing position, as shown in fig. 52 (d), in which the user supports her knees on the attached foot support module 10 and hands on the main bed module 12;

a forward kneeling position, as shown in fig. 52 (i), wherein the user supports the knees on the seat portion 26 of the main bed module 12 and hands on the head portion 58 of the main bed module 12;

the birth bar and towel pulling position, as shown in fig. 52 (a), in which the user is lying on the main bed module 12 with the legs up, the feet supported on the birth bar 116, the hands pulling the towel 117 tied to the birth bar 116, the attached foot support module may be used as a stool for the caretaker;

a sitting position, as shown in fig. 52 (k), in which the user sits on the seat portion 26 of the main bed module 12 with the feet supported on the attached foot support module 10; and

a squat position, as shown in fig. 52 (h), in which the user squats on the attached foot support module 10 and the hand is supported on the birth bar 116.

In the release position, the caregiver can use the removable mobile electric lift foot support module 10 as a stand alone module and adjust the height of the removable mobile electric lift foot support module 10 so that the arrangement is suitable for the third set of multiple childbirth and production positions. The third group may include, but is not limited to, the following positions:

A lithotomy position, as shown in fig. 52 (e), in which the user is lying on the main bed module 12 with the legs up and the lower legs supported on two lower leg and foot supports 128 oriented in a horizontal lower leg support position (as in fig. 16 (a) and as in fig. 17 (c)), the released removable mobile electric lift foot support module 10 may be used as a stool for a caregiver;

the mecobart position, as shown in fig. 52 (j), wherein the user is lying on the main bed module 12 with the legs up and the feet supported on the two lower legs and feet supports 128 oriented in an inclined feet support position (as shown in fig. 16 (b), 17 (d) and 17 (e)), the released detachable mobile electric lift foot support module 10 can be used as a stool for a caregiver;

sitting in the position on the birthing ball, as shown in fig. 52 (c), in which the user sits on the birthing ball 118, is supported by his hand on the birthing rod 116, the released detachable movable electric lift foot supporting module 10 can be used as a stool for a caregiver;

a standing bow-step position (not shown) in which the user stands on the ground with one foot stepping on the released detachable mobile electric lift foot support module 10;

a kneeling position (not shown) in which the user kneels on the ground and bends over on the released removable mobile electric lift foot support module 10; and

A squat position (not shown), in which the user squats on the ground, the hand is supported on the released independent removable mobile electric lift foot support module 10.

It can be seen that the removable mobile electric lift foot support module 10 can be used not only as a foot support, but also as a knee support and a body support. It can also be used as a stand-alone stool for patients or caregivers. In addition, it can be used as a support table, a work table, a cross-bed table (OBT), a bed table, etc.

While the present disclosure has been shown and described with particular reference to a number of preferred embodiments thereof, it should be noted that various other changes or modifications could be made without departing from the scope of the appended claims.

Claims

1. An obstetric table comprising:

a main bed module; and

a removable mobile motorized lift foot support module removably attached to the main bed module, the removable mobile motorized lift foot support module comprising:

a base frame;

four casters provided at the bottom sides of the four corners of the base frame to facilitate movement of the detachable moving electric lifting foot support module on the ground;

an electric telescopic lifting column, wherein the lowest telescopic pipe of the electric telescopic lifting column is fixed at the base frame;

A supporting platform fixed at the upper end of the uppermost telescopic tube of the electric telescopic lifting column, whereby the support platform moves vertically up and down in response to the telescoping action of the motorized telescoping jack-up column; and

a door latch mechanism mounted on the base frame to removably attach the removable mobile electric lift foot support module to the main bed module,

wherein the base frame comprises: a rectangular frame structure including a proximal frame member facing and adjacent to the main bed module, a distal frame member opposite the proximal frame member, two side frame members; and two inner frame members connected to and disposed within the rectangular frame structure,

wherein the door latch mechanism comprises:

two pivot pin units disposed on the two inner frame members and on two opposite sides of the electric telescopic lifting column facing the two side frame members, respectively, each pivot pin unit including a transverse pivot pin and a bracket for connecting the transverse pivot pin to the inner frame member;

two pivot rods pivotally mounted on the two pivot pin units by two transverse pivot pins, respectively, each pivot rod having a proximal end facing and adjacent to the main bed module and an opposite distal end;

A central pedal connected to said distal end of said pivot rod by at least one upwardly curved rod extending from said central pedal;

transverse latch the rod is arranged on the side of the frame, which pass through two loops formed at the proximal ends of the two pivot rods, respectively;

two springs, the upper ends of which are fixed at the two ends of the transverse spring connecting rod, the transverse spring links being connected to and extending between the two proximal ends of the pivot rod, respectively, the lower ends of the springs being secured to the proximal frame member;

two latch frames attached to both ends of the proximal frame member on an outer surface of the proximal frame member; and

two latch members connected to opposite ends of the lateral latch mounting bar and pivotable within the two latch frames, respectively,

when the center pedal is depressed, the pivot rod pivots about the transverse pivot pin and lifts the loop upward against the biasing force of the spring, thereby lifting the latch member to an open latch position and allowing the removable mobile electric lift foot support module to release from the main bed module, and

When the center pedal is released, the ring is pulled downward by the biasing force of the spring, thereby pulling the latch member downward to a latched position and allowing the removable mobile electric lift foot support module to attach to the main bed module.

2. The obstetric table of claim 1, further comprising two hybrid calf and foot support assemblies adjustably and removably mounted at two opposite sides of the seat portion of the main bed module, each hybrid calf and foot support assembly comprising:

a support bar including a lower portion extending vertically upward, a middle portion extending upward and forward at an angle from an upper end of the lower portion, and an upper portion extending horizontally forward from an upper end of the middle portion, wherein the lower portion, the middle portion, and the upper portion are located on the same vertical plane;

a calf and foot support in the form of a vessel having a U-shaped cross section for receiving and supporting a calf or foot of a user;

a stud having an upper end secured to the bottom side of the container;

a ball joint having a ball fixed at a lower end of the stud and a socket fixed to a connection block;

At least one V-shaped groove formed in an upper edge of the socket for receiving the stud when the calf and foot support are tilted;

a through hole extending laterally through the connection block; and

a locking screw configured to pass through a threaded opening formed at a lower end of the connection block and connected to the through-hole to frictionally lock a free end of the upper portion of the support rod inserted into the through-hole,

whereby the calf and foot support is movable between a horizontal calf support position for supporting the calf of the user and an inclined foot support position for supporting the foot of the user.

3. The obstetric table of claim 1, further comprising two delivery handles adjustably and removably mounted at two opposite sides of the seat portion of the main bed module, each delivery handle comprising:

a grip portion;

a cylindrical tube extending from a lower end of the grip portion, the lower end of the cylindrical tube being formed with a longitudinally extending groove and a circumferentially extending groove, one end of the circumferentially extending groove engaging a lower end of the longitudinally extending groove, the other end of the circumferentially extending groove engaging a lower end of a locking groove;

A cylindrical support sleeve through which the lower end of the cylindrical tube slides; and

a set screw secured to a side wall of the cylindrical support sleeve, an inner end of the set screw extending into and slidable along the longitudinally extending groove, the circumferentially extending groove, and the locking groove formed on the cylindrical tube for guiding vertical and rotational movement of the cylindrical tube and for locking the cylindrical tube in the cylindrical support sleeve.

4. A detachable mobile electric lift foot support module for use in connection with a main bed module of an obstetric table, the detachable mobile electric lift foot support module comprising:

a base frame;

a plurality of casters provided at a bottom side of the base frame to facilitate movement of the detachable mobile electric lifting foot support module on the ground;

the lowest telescopic pipe of the telescopic lifting column is fixed at the base frame;

a support platform fixed at an upper end of an uppermost telescopic tube of the telescopic lifting column, whereby the support platform moves vertically up and down in response to a telescopic action of the telescopic lifting column; and

A connector mechanism mounted on the base frame to removably connect the detachable mobile electric lift foot support module to the main bed module.

5. The removable mobile, motorized lift foot support module of claim 4, wherein the base frame comprises:

a rectangular frame structure comprising a proximal frame member facing and adjacent to the main bed module, a distal frame member opposite the proximal frame member, and two side frame members; and

two inner frame members connected to and disposed within the rectangular frame structure.

6. The removable mobile electrically powered lifting foot support module of claim 5 wherein the connector mechanism is a door latch mechanism comprising:

two pivot pin units disposed on the two inner frame members and on two opposite sides of the telescoping lifting column facing the two side frame members, respectively, each pivot pin unit including a lateral pivot pin and a bracket for connecting the lateral pivot pin to the inner frame member;

a transverse latch mounting bar passing through two loops formed at the proximal ends of the two pivot rods, respectively;

two springs, the upper ends of which are fixed at both ends of a transverse spring link connected to and extending between the two proximal ends of the pivot rod, respectively, the lower ends of which are fixed to the proximal frame member;

7. The removable mobile electrically lifting foot support module of claim 6, wherein each latch member comprises:

a straight pivot portion having an enlarged outer end and an inner end;

a curved latch portion extending downwardly from the enlarged outer end of the straight pivot portion and curved inwardly, the straight pivot portion and curved latch portion being planar and integrally formed;

an outer opening and an inner opening formed at the enlarged outer end and inner end of the straight pivoting portion, respectively, the two opposite ends of the lateral latch mounting lever being inserted and held in the outer openings of the two straight pivoting portions, respectively, the two inner ends of the straight pivoting portions being pivotable at the inner ends of the two latch frames, respectively,

wherein each latch frame comprises two spaced apart U-shaped guide plates for guiding a pivoting movement of the latch member therein, two U-shaped grooves defined by the two U-shaped guide plates facing outwards, and

In the latched position, the curved latching portion of the latching member and the outwardly facing U-shaped recess of the latching frame define two latching openings in which two connecting rods of the main bed module are locked, respectively, thereby attaching the detachable mobile electric lift foot support module to the main bed module.

8. The removable mobile motorized lift foot support module of claim 4 wherein the telescoping lift post is an motorized telescoping lift post.

9. The removable mobile electric lift foot support module of claim 4 wherein the support platform has an edge facing the main bed module, the edge formed with a rounded V-shaped protrusion configured to mate with a rounded V-shaped recess formed on a seat portion of the main bed module when the removable mobile electric lift foot support module is attached to the main bed module.

10. The removable mobile electrically lifting foot support module of claim 5 wherein the plurality of casters comprises four casters disposed at four corners of the rectangular frame structure of the base frame, wherein two of the four casters proximate to the main bed module or two of the four casters distal from the main bed module are provided with brake pedals for locking and unlocking the wheels of the two casters.

11. The removable mobile electric lift foot support module of claim 4 wherein the removable mobile electric lift foot support module is provided with a battery that is mounted within a battery compartment provided on the removable mobile electric lift foot support module.

12. The removable mobile motorized lift foot support module of claim 11 wherein the removable mobile motorized lift foot support module is provided with a battery charging port electrically connected to the battery, the battery charging port configured to be connected to an AC-DC adapter for charging the battery.

13. The removable mobile motorized lift foot support module of claim 11 wherein the removable mobile motorized lift foot support module is provided with a battery charging port electrically connected to the battery, the battery charging port configured to connect to a first electrical plug provided at a first end of an adapter cable, a second electrical plug provided at a second end of the adapter cable configured to connect to a power charging port provided on the main bed module.

14. The removable mobile motorized lift foot support module of claim 11 wherein the removable mobile motorized lift foot support module is provided with a plurality of charging pins electrically connected to the battery, the plurality of charging pins configured to connect to a plurality of electrical connectors provided on an external charging dock having an AC-DC adapter for charging the battery.

15. The removable mobile electric lift foot support module of claim 4 wherein an emergency stop button is disposed on one side of the removable mobile electric lift foot support module.

16. A method of setting a detachable mobile electrically lifting foot support module with a main bed module of a obstetric table in a multi-bed delivery room adapted for multiple delivery and production positions, the method comprising:

providing a removable mobile electric lift foot support module, the removable mobile electric lift foot support module comprising: a base frame; a plurality of casters provided at a bottom side of the base frame to facilitate movement of the detachable mobile electric lifting foot support module on the ground; a telescopic lifting column, wherein the lowest telescopic pipe of the telescopic lifting column is fixed at the base frame; the support platform is fixed at the upper end of the uppermost telescopic pipe of the telescopic lifting column; and a connector mechanism mounted on the base frame to removably connect the detachable mobile motorized lift foot support module to the main bed module of the obstetric table;

selecting a delivery and production position suitable for the user from the plurality of delivery and production positions;

Positioning the detachable mobile electric lift foot support module in an attached position where the detachable mobile electric lift foot support module is removably attached to the main bed module or in a released position where the detachable mobile electric lift foot support module is released from the main bed module based on the selected labor and production positions; and

and adjusting the height of the detachable movable electric lifting foot support module based on the selected delivery and production positions.

17. The method of claim 16, wherein the height adjusting step includes, in the attached position, adjusting the height of the removable mobile electric lift foot support module to the same height as a seat portion of the main bed module, the height being suitable for a first set of the plurality of labor and production positions, the first set comprising:

a semi-prone/lateral bow-step position in which the user lies on his side, one leg being supported on the attached foot support module and the other leg being supported on a calf and foot support supported on the main bed module;

a semi-upper body raised recumbent position in which the user lies supine with feet supported on the attached foot support modules, the head portion of the main bed module being tilted forward at an angle; and

A supine position wherein the user lies flat with feet supported on the attached foot support module, the head portion of the main bed module not being tilted.

18. The method of claim 16, wherein the height adjusting step comprises: in the attached position, adjusting the height of the removable mobile electric lift foot support module to a height below the seat portion of the main bed module, the height being suitable for a second set of the plurality of labor and production positions, the second set comprising:

a "C-curve" child seat position with a birth bar, wherein the user sits on the seat portion of the main bed module, feet are supported on the attached foot support module, and hands are supported on the birth bar;

a "C-curve" child seat position with a birthing ball, wherein the user sits on the seat portion of the main bed module, feet are supported on the attached foot support module, and hands hold the birthing ball;

a limb-resting position, wherein the user supports her knees on the attached foot support module, a hand supported on the main bed module;

a forward kneeling position wherein the user supports a knee on the seat portion of the main bed module and a hand on the head portion of the main bed module;

A delivery pole and towel pull position wherein the user lies on the main bed module with legs up, feet supported on the delivery pole, hands pulling on towels tied to the delivery pole, the attached foot support module serving as a stool for a caregiver;

a sitting position in which the user sits on the seat portion of the main bed module with feet supported on the attached foot support module; and

a squat position wherein the user squats on the attached foot support module and hand supports on the birth bar.

19. The method of claim 16, further comprising: in the release position, using the removable mobile electric lift foot support module as an independent module and adjusting a height of the removable mobile electric lift foot support module, the height being suitable for a third set of the plurality of labor and production positions, the third set comprising:

a lithotomy position in which the user lies on the main bed module with legs up, the lower legs supported on two lower leg and foot supports oriented in a horizontal lower leg support position, the released removable mobile electric lift foot support module serving as a stool for a caregiver;

A Mycrobert position in which the user lies on the main bed module with the legs up, the feet supported on two lower legs and foot supports oriented in an inclined foot support position, the released detachable movable electric lifting foot support module is used as a stool for the nursing staff;

a position on the delivery ball, wherein the user sits on the delivery ball, the user is supported on the delivery rod by hands, and the released detachable movable electric lifting foot support module is used as a stool for nursing staff;

a standing bow-step position in which the user stands on the ground with one foot stepping on the released detachable mobile electric lift foot support module;

the position of the kneeling body is that, wherein the user kneels on the ground and bends over the released removable mobile motorized lift foot support module; and

and the squatting position is characterized in that the user squats on the ground, and the hand is supported on the detachable movable electric lifting foot support module.

20. The method of claim 16, wherein the plurality of labor and production positions comprises eleven or more labor and production positions.