CN108403377B - Adjustable lateral position fixing system and method - Google Patents
Adjustable lateral position fixing system and method Download PDFInfo
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- CN108403377B CN108403377B CN201810187131.3A CN201810187131A CN108403377B CN 108403377 B CN108403377 B CN 108403377B CN 201810187131 A CN201810187131 A CN 201810187131A CN 108403377 B CN108403377 B CN 108403377B
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- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 10
- 230000002146 bilateral effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
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- 238000007665 sagging Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
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- Oral & Maxillofacial Surgery (AREA)
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- Heart & Thoracic Surgery (AREA)
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- Molecular Biology (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses an adjustable lateral position fixing system and method, wherein the adjustable lateral position fixing system comprises a bottom plate, a plurality of guide rails are symmetrically arranged on two sides of the bottom plate, 2 symmetrical guide rails are a group, the cross section of each guide rail is isosceles trapezoid with a large upper end and a small lower end, 2 arc-shaped protruding blocks are symmetrically arranged on two sides of each guide rail, an inverted U-shaped clamping seat is arranged above each guide rail, sliding grooves matched with the arc-shaped protruding blocks are formed in two inner side walls of each U-shaped clamping seat, a baffle is arranged at the top of each U-shaped clamping seat, and the U-shaped clamping seats are detachably connected with the guide rails through a locking mechanism. The invention not only has adjustable spacing between the 2 baffles, but also has good stability after sliding and fixing, and can not shake and loosen.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an adjustable lateral position fixing system and method.
Background
The body position fixing frame is an indispensable medical appliance in the operation. The body position fixing frame is fixed on the operation bed and is used for fixing special and conventional operation body positions of operation patients.
The existing body position fixing frame mainly comprises a bottom plate and baffle plates arranged on the bottom plate, wherein the baffle plates are symmetrically arranged on two sides of the bottom plate, and patients are placed between the baffle plates which are symmetrically arranged.
The baffle of the existing body position fixing frame comprises a fixed baffle and an adjustable baffle. The fixed baffle is fixedly connected with the bottom plate, the interval between the 2 symmetrically arranged baffles cannot be adjusted, and if a patient is too fat, the operation space is insufficient; if the patient is too thin, the patient can be fixed by adding cloth to reduce the space between the baffles, and the operation is troublesome, easy to loosen and affects the operation. The adjustable baffle is usually realized by adopting a mode of matching a bolt with a fixed hole, and the adjustment of the interval between 2 baffles symmetrically arranged is realized by matching the fixed holes of the adjusting bolts at different positions. The bolt and the fixed hole are matched, so that the adjusting speed is low, and the stability is poor and the labor is wasted.
Disclosure of Invention
The invention aims to provide an adjustable lateral position fixing system, which not only can freely and flexibly adjust the spacing between 2 baffle plates symmetrically arranged, but also has good stability of the baffle plates after sliding and fixing, and can not shake and loosen.
In addition, the invention further provides a fixing method based on the adjustable lateral position fixing system.
The invention is realized by the following technical scheme:
The utility model provides an adjustable lateral position fixing system, includes the bottom plate, the bilateral symmetry of bottom plate is provided with a plurality of guide rails, and 2 symmetrical guide rails are a set of, the cross section of guide rail is big isosceles trapezoid that the lower extreme is little in the upper end, the both sides symmetry of guide rail is provided with 2 arc lugs at least, the guide rail top is provided with the U-shaped cassette of handstand, be provided with on two inside walls of U-shaped cassette with arc lug complex spout, the top of U-shaped cassette is provided with the baffle, U-shaped cassette is connected with the guide rail is detachable through a locking mechanism.
The arc-shaped protruding blocks can move back and forth in the sliding grooves to adjust the positions of the baffle plates, so that the distance between 2 symmetrical baffle plates is further achieved; the cross section of the guide rail specifically refers to a section perpendicular to the movement direction of the baffle, the arc-shaped protruding blocks specifically refer to the fact that the outer wall of each arc-shaped protruding block is an arc-shaped surface, and 2 symmetrical arc-shaped protruding blocks are matched with the sliding grooves to realize sliding of the U-shaped clamping seat.
Preferably, the inner side end of the top of the U-shaped clamping seat arranged by the baffle plate specifically refers to the opposite sides of the 2 symmetrical U-shaped clamping seats.
According to the invention, the interval between the two symmetrically arranged baffles is adjustable by arranging the arc-shaped protruding blocks and the sliding grooves which are matched with each other, and the cross section of the guide rail is arranged into an isosceles trapezoid with a large upper end and a small lower end, so that the arc-shaped protruding blocks can be effectively prevented from falling off the sliding grooves upwards in the sliding process, the stability of the arc-shaped protruding blocks in the sliding process is improved, and the U-shaped clamping seat is fixed on the guide rail by arranging the locking mechanism, so that the stability of the baffles in the fixing process is improved. Therefore, the invention not only can adjust the interval between the 2 baffle plates which are symmetrically arranged, but also has good stability after the baffle plates slide and are fixed, and can not shake and loosen.
Further, the locking mechanism comprises a plurality of helical teeth arranged at the top of the guide rail, the helical teeth are arranged in rows, the distance between every two adjacent helical teeth is smaller than the length of each helical tooth, each helical tooth inclines inwards, the locking mechanism further comprises a tongue piece matched with each helical tooth, the tongue piece is rotatably arranged on the U-shaped clamping seat, and the tongue piece can be inserted into a gap between every two adjacent helical teeth.
The existing body position baffle for fixing the lateral position consists of a smooth L-shaped connecting plate, nuts and baffles. The baffle is fixed to the connecting plate through the nut pressurization, because of single nut fixed stability is poor. The longer the L-shaped plate, the larger the deformation of the connecting plate is under the condition of the lever principle, and the shaking and loosening can occur.
The inclined teeth incline inwards, specifically means that the inclined teeth incline towards one side opposite to the 2U-shaped clamping seats; the helical teeth specifically refer to plate-shaped structures which are obliquely arranged; the plurality of helical teeth are arranged in a row along the movement direction of the baffle; the tongue piece specifically refers to a strip plate-shaped structure, and the tongue piece is of a self-hanging structure.
Preferably, the spacing between adjacent helical teeth is slightly greater than the thickness of the tongue.
The invention realizes the working principle of locking the U-shaped clamping seat:
The U-shaped clamping seat is slid by applying external force, so that the symmetrically arranged 2 baffles are gradually closed to each other, the tongue piece moves along the inclined direction of the inclined teeth, when the baffles are adjusted to a proper position, no external force is applied to the U-shaped clamping seat, the tongue piece automatically sags and is blocked by the inclined teeth when contacting the inclined teeth in the sagging process, then the U-shaped clamping seat is pushed backwards, the tongue piece is completely clamped between two adjacent inclined teeth, and because the tongue piece is blocked by the inclined teeth, when a patient fixed between the baffles applies force to the baffles, the baffles cannot move backwards.
The body position fixing frame can be used for covering the area which cannot be reached by vision under the coverage of sterile cloth without changing the current state of any sterile area on an operating table. The assistant is according to the operator instruction, through simple touch, reaches tongue piece lifting nut department, very light with cassette adjustment to the position that the operator wants, improves the accuracy of operation.
According to the invention, the U-shaped clamping seat is locked on the guide rail in a mode of matching the tongue piece and the tongue piece lifting screw with the helical teeth, so that the baffle plate is ensured not to move outwards when being pushed by a patient, the interval between 2 symmetrical baffle plates is ensured not to change when the baffle plate is fixed, and the stability of fixation is improved.
Further, the top of U-shaped cassette is provided with the U-shaped groove, and the opening in 2 symmetry U-shaped grooves sets up relatively, the top of U-shaped cassette is provided with 2 first sleeves in the bilateral symmetry in U-shaped groove, first sleeve one end seals the setting, be provided with the second sleeve on the tongue piece, the pivot wears to establish in the second sleeve, the both ends of pivot are inserted and are located in the first sleeve, the second sleeve sets up the upper portion at the tongue piece, and the position is the long end of tongue piece below the second sleeve, and the clearance between the adjacent skewed tooth is inserted to the long end of tongue piece under natural state.
The rotating shaft can rotate in the first sleeve, the rotating shaft and the second sleeve relatively move in the middle of the rotating process, the second sleeve is preferably a plastic cylinder body, the second sleeve is tightly sleeved on the outer wall of the rotating shaft, and the tongue piece is rotated by arranging the rotating shaft. The tongue piece is divided into an upper end and a short end by the second sleeve, and according to the lever principle, when the tongue piece is in a natural state, the long end naturally sags under the action of gravity.
Further, the part above the second sleeve is the short end of tongue piece, is provided with the screw thread through-hole on the short end of tongue piece, the top of U-shaped cassette is provided with the screw hole that supplies the bolt to pass with the cooperation of screw thread through-hole, screw thread through-hole and screw hole all slope setting, the bolt accessible the screw thread through-hole is fixed the top screw hole of U-shaped cassette.
The bolt can freely advance and retreat in the threaded hole.
The short end of the tongue piece is fixed at the top of the clamping seat through the cooperation of the bolt, the threaded through hole and the threaded hole, the stability of the tongue piece clamped between adjacent helical teeth is improved, after the short end of the tongue piece is matched with the threaded hole through the bolt, the free travel between the short end of the tongue piece and the clamping seat is eliminated, the current state of the fixed tongue piece is achieved, and the clamping seat is prevented from moving inwards by external force.
Further, the length of the tongue is set such that the tongue contacts the top of the rail when the tongue is inserted into the gap between adjacent helical teeth.
The length of the tongue piece is set to realize that when the tongue piece is inserted into a gap between adjacent bevel gears, the top parts of the tongue piece guide rails are contacted, so that the stability of the tongue piece clamped between the adjacent bevel gears is further improved
Further, the spacing between adjacent helical teeth is 5-6mm.
Preferably, the spacing between adjacent helical teeth is slightly greater than the thickness of the tongue.
Further, the locking mechanism comprises a plurality of clamping grooves arranged at the top of the guide rail, the clamping grooves are arranged in rows, a through hole matched with the clamping grooves is formed in the top of the U-shaped clamping seat, the locking mechanism further comprises an expansion sleeve matched with the clamping grooves, one end of the expansion sleeve is of an opening structure, the other end of the expansion sleeve is provided with a cross-shaped opening, threads are arranged in the expansion sleeve, and the locking mechanism further comprises screws matched with the expansion sleeve.
Specifically, the lower half of the expansion sleeve is a conical hole with a thin upper part and a thick lower part, and the screw rod is the full thread of the standard piece.
The expansion sleeve specifically means that the cross-shaped opening at the lower end is in a closed state when not stressed, and the cross-shaped opening at the lower end is opened when the expansion sleeve is stressed by an internal screw.
The working principle of the invention is as follows:
The expansion sleeve is inserted into the clamping groove through the through hole, then the screw is inserted into the expansion sleeve, the screw is rotated, the expansion sleeve is self-expanded in the process of rotating and moving downwards, the expansion sleeve is opened through the cross-shaped opening at the lower end, and then the expansion sleeve is tightly clamped into the clamping groove, so that the U-shaped clamping seat is locked at the top of the guide rail.
Further, the inner diameter of the clamping groove gradually increases from top to bottom, and the outer diameter of the expansion sleeve gradually decreases from the opening end to the other end; the outer wall of the expansion sleeve is provided with a convex block, and the top of the U-shaped clamping seat is provided with a fixing groove matched with the convex block.
The arrangement can improve the stability of the expansion sleeve clamped in the clamping groove during expansion.
The lug can be clamped into the fixing groove to be in interference fit with the fixing groove, and the stability of the expansion sleeve in the clamping groove is further improved through the fit of the lug and the fixing groove.
Further, the baffle is the arc, the arc inwards contracts, the outside of baffle is provided with the bar mounting groove, and the bilateral symmetry of baffle is provided with 2 locating plates, be provided with screw thread mounting hole and fixed orifices in bar mounting groove department on the baffle, the fixed orifices that are provided with on the locating plate still includes the accessory plate, be provided with respectively with screw thread mounting hole, fixed orifices complex screw rod and reference column on the accessory plate, the both sides of accessory plate are provided with locating plate complex fin, set up on the fin with fixed orifices complex reference column.
The inward contraction specifically means that the arc-shaped plate is bent toward the opposite side of the 2 symmetrical baffle plates.
Preferably, the auxiliary plate has the same shape and size as the baffle plate, and when the auxiliary plate is mounted on the baffle plate, the auxiliary plate is arranged in the same bending direction as the baffle plate, the height of the baffle plate can be adjusted (when the auxiliary plate is used, a screw rod is inserted from the inner side of the baffle plate to pass through a threaded mounting hole and then fixed through a screw cap, and a positioning column is inserted into a fixing hole to be further fixed), so that the baffle plate is suitable for patients with different degrees of fatness, when the height of the baffle plate does not need to be increased, the operation space during operation is reduced, and therefore, the auxiliary plate needs to be processed, so that the operation is not influenced.
The auxiliary plate can be detachably arranged on the baffle, so that the height and the width of the baffle can be adjusted, and the baffle can be directly taken down or the angle can be adjusted when not needed, and the operation is convenient.
The fixing method based on the adjustable lateral position fixing system comprises the following steps of:
1) Sliding the U-shaped clamping seat on the 2 side to the outermost side of the guide rail;
2) Placing the patient on the side of the base plate, wherein the baffle plates are symmetrically distributed on two sides of the patient;
3) Adjusting and sliding the U-shaped clamping seat at one side until the baffle contacts with a patient;
4) Inserting the long end of the tongue piece into the gap between adjacent helical teeth;
5) The short end of the tongue piece is fixed at the top of the U-shaped clamping seat through the matching of the bolt and the threaded hole;
6) And then repeating the steps 3) -5), and adjusting the U-shaped clamping seat at the other side to fix and stabilize the patient by the baffle at the side 2.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. According to the invention, the interval between the two symmetrically arranged baffles is adjustable by arranging the arc-shaped protruding blocks and the sliding grooves which are matched with each other, and the cross section of the guide rail is arranged into an isosceles trapezoid with a large upper end and a small lower end, so that the arc-shaped protruding blocks can be effectively prevented from falling off the sliding grooves upwards in the sliding process, the stability of the arc-shaped protruding blocks in the sliding process is improved, and the U-shaped clamping seat is fixed on the guide rail by arranging the locking mechanism, so that the stability of the baffles in the fixing process is improved.
2. According to the invention, the U-shaped clamping seat is locked on the guide rail in a mode of matching the tongue piece and the bevel gear, so that the baffle plate is ensured not to move outwards when being pushed by a patient, the interval between 2 symmetrical baffle plates is ensured not to change when the baffle plate is fixed, and the stability of the fixation is improved.
3. According to the invention, the short end of the tongue piece is fixed at the top of the clamping seat through the matching of the bolt, the threaded through hole and the threaded hole, so that the stability of clamping the tongue piece between adjacent helical teeth is improved.
4. According to the invention, the clamping groove, the expansion sleeve and the screw are matched with each other, when the screw is inserted into the expansion sleeve, the screw is rotated, the expansion sleeve expands in the process of rotating and moving downwards, and the expansion sleeve is opened through the cross-shaped opening at the lower end, so that the expansion sleeve is tightly clamped into the clamping groove, and the U-shaped clamping seat is locked at the top of the guide rail.
5. According to the invention, the auxiliary plate can be detachably arranged on the baffle, so that the height of the baffle is increased, and the baffle can be directly taken down or can be realized by adjusting the angle when not needed, thereby being convenient to operate.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings:
fig. 1 is a schematic structural view of a lateral-lying fixing frame in embodiment 1;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
Fig. 4 is a schematic structural view of the side-lying fixing frame in embodiment 4;
FIG. 5 is a schematic view of the structure of the auxiliary plate;
FIG. 6 is a schematic diagram of a second configuration of the auxiliary plate;
Fig. 7 is a schematic structural view of an expansion shell.
In the drawings, the reference numerals and corresponding part names:
The device comprises a 1-bottom plate, a 2-guide rail, a 3-U-shaped clamping seat, a 4-baffle, a 5-tongue piece, a 6-rotating shaft, a 7-bolt, an 8-auxiliary plate, a 21-arc-shaped convex block, a 22-helical tooth, a 23-clamping groove, a 24-expansion sleeve, a 25-convex block, a 31-sliding groove, a 32-U-shaped groove, a 33-first sleeve, a 34-through hole, a 35-fixing groove, a 41-strip-shaped mounting groove, a 42-positioning plate, a 51-second sleeve, 81-screw rods, 82-positioning columns and 83-wings.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention.
Example 1:
As shown in fig. 1 to 3, the adjustable lateral position fixing system comprises a base plate 1, the bilateral symmetry of the base plate 1 is provided with 8 guide rails 2,4 groups are altogether formed by 2 symmetrical guide rails 2, the cross section of the guide rail 2 is isosceles trapezoid with a large upper end and a small lower end, 2 arc-shaped protruding blocks 21 are symmetrically arranged on the two sides of the guide rail 2, an inverted U-shaped clamping seat 3 is arranged above the guide rail 2, sliding grooves 31 matched with the arc-shaped protruding blocks 21 are arranged on two inner side walls of the U-shaped clamping seat 3, the arc-shaped protruding blocks 21 can slide in the sliding grooves 31, the top of the U-shaped clamping seat 3 is provided with a baffle 4, the U-shaped clamping seat 3 is detachably connected with the guide rail 2 through a locking mechanism, the locking mechanism comprises a plurality of bevel gears 22 arranged on the top of the guide rail 2, the bevel gears 22 are arranged in a row, the distance between every two adjacent bevel gears 22 is smaller than the length of the bevel gears 22, the bevel gears 22 incline inwards, the bevel gears 22 are matched with the bevel gears 5, the tongue 5 are arranged on the tongue 5, and the tongue 5 can be inserted into the specific gap between the tongue 5 and can be inserted into the tongue 5 in the groove 5: the top of U-shaped cassette 3 is provided with U-shaped groove 32, and the opening of 2 symmetrical U-shaped grooves 32 sets up relatively, the top of U-shaped cassette 3 is provided with 2 first sleeve 33 in the bilateral symmetry of U-shaped groove 32, first sleeve 33 one end seals the setting, be provided with second sleeve 51 on the tongue piece 5, pivot 6 wears to establish in second sleeve 51, the both ends of pivot 6 are inserted and are located in first sleeve 33, second sleeve 51 sets up the upper portion at tongue piece 5, and the position is the long end of tongue piece 5 below second sleeve 51, and the long end of tongue piece 5 inserts between the adjacent skewed tooth 22 under natural state, preferably, baffle 4 sets up the inboard tip at U-shaped cassette 3, inboard tip is the opposite one side of 2U-shaped cassettes 3.
Example 2:
As shown in fig. 1 to 3, in this embodiment, based on embodiment 1, the portion above the second sleeve 51 is a short end of the tongue piece 5, a threaded through hole is provided on the short end of the tongue piece 5, a threaded hole matched with the threaded through hole for passing a bolt 7 is provided on the top of the U-shaped clamping seat 3, and the bolt 7 can be fixed in the top threaded hole of the U-shaped clamping seat 3 through the threaded through hole.
Example 3:
As shown in fig. 1 to 3, the present embodiment is based on embodiment 1 or embodiment 2, the length of the tongue 5 being set so that the tongue 5 contacts the top of the rail 2 when the tongue 5 is inserted into the gap between adjacent helical teeth 22; the spacing between adjacent helical teeth 22 is 5-6mm.
Example 4:
As shown in fig. 4 and 7, this embodiment is based on embodiment 1, and differs from embodiment 1 in that: the locking mechanism comprises a plurality of clamping grooves 23 arranged at the top of the guide rail 2, the clamping grooves 23 are arranged in rows, the top of the U-shaped clamping seat 3 is provided with a through hole 34 matched with the clamping groove 23, the locking mechanism further comprises an expansion sleeve 24 matched with the clamping groove 23, one end of the expansion sleeve 24 is of an opening structure, the other end of the expansion sleeve 24 is provided with a cross-shaped opening, threads are arranged in the expansion sleeve 24, and the locking mechanism further comprises screws matched with the expansion sleeve 24, and from a broken line to an expansion track of the expansion sleeve 24 in fig. 7.
Example 5:
As shown in fig. 4 and 7, in this embodiment, based on embodiment 4, the inner diameter of the clamping groove 23 gradually increases from top to bottom, and the outer diameter of the expansion sleeve 24 gradually decreases from the open end to the other end; the outer wall of the expansion sleeve 24 is provided with a protruding block 25, and the top of the U-shaped clamping seat 3 is provided with a fixing groove 35 matched with the protruding block 25.
Example 6:
As shown in fig. 1 to 6, this embodiment is based on embodiment 1 or embodiment 4, baffle 4 is the arc, the arc inwards contracts, the outside of baffle 4 is provided with bar mounting groove 41, and the bilateral symmetry of baffle 4 is provided with 2 locating plates 42, be provided with screw mounting hole and fixed orifices in bar mounting groove 41 department on the baffle 4, be provided with the fixed orifices on the locating plate 42, still include accessory plate 8, be provided with respectively with screw mounting hole, fixed orifices complex screw 81 and reference column 82 on the accessory plate 8, the both sides of accessory plate 8 are provided with locating plate 42 complex fin 83, set up with fixed orifices complex reference column 82 on the fin 83, the reference column 82 can insert in the fixed orifices, interval between screw mounting hole and the fixed orifices equals the interval between screw 81 and the reference column 82.
A fixation method based on the adjustable lateral fixation system of embodiment 2, comprising the steps of:
1) Sliding the 2-side U-shaped clamping seat 3 to the outermost side of the guide rail 2;
2) Placing the patient on the base plate 1 in a lateral position, wherein the baffle plates 4 are symmetrically distributed on two sides of the patient;
3) Adjusting and sliding the U-shaped clamping seat 3 at one side until the baffle 4 contacts with a patient;
4) Inserting the long end of the tongue 5 into the gap between adjacent helical teeth 22;
5) The short end of the tongue piece 5 is fixed at the top of the U-shaped clamping seat 3 through the matching of the bolt 7 and the threaded hole;
6) And then repeating the steps 3) -5), and adjusting the U-shaped clamping seat 3 at the other side to fix and stabilize the patient by the baffle 4 at the side 2.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. The adjustable lateral position fixing system comprises a bottom plate (1), and is characterized in that a plurality of guide rails (2) are symmetrically arranged on two sides of the bottom plate (1), the 2 symmetrical guide rails (2) are a group, the cross section of each guide rail (2) is an isosceles trapezoid with a large upper end and a small lower end, at least 2 arc-shaped protruding blocks (21) are symmetrically arranged on two sides of each guide rail (2), an inverted U-shaped clamping seat (3) is arranged above each guide rail (2), sliding grooves (31) matched with the arc-shaped protruding blocks (21) are formed in two inner side walls of each U-shaped clamping seat (3), a baffle plate (4) is arranged at the top of each U-shaped clamping seat (3), and each U-shaped clamping seat (3) is detachably connected with each guide rail (2) through a locking mechanism; the baffle (4) is used for fixing and stabilizing a patient.
2. The adjustable lateral position fixing system according to claim 1, wherein the locking mechanism comprises a plurality of helical teeth (22) arranged at the top of the guide rail (2), the plurality of helical teeth (22) are arranged in rows, the distance between adjacent helical teeth (22) is smaller than the length of the helical teeth (22), the helical teeth (22) incline inwards, and further comprises a tongue piece (5) matched with the helical teeth (22), the tongue piece (5) is rotatably arranged on the U-shaped clamping seat (3), and the tongue piece (5) can be inserted into the gap between the adjacent helical teeth (22).
3. The adjustable lateral position fixing system according to claim 2, wherein the top of the U-shaped clamping seat (3) is provided with a U-shaped groove (32), openings of the 2 symmetrical U-shaped grooves (32) are oppositely arranged, the top of the U-shaped clamping seat (3) is symmetrically provided with 2 first sleeves (33) on two sides of the U-shaped groove (32), one end of each first sleeve (33) is sealed, the tongue piece (5) is provided with a second sleeve (51), the rotating shaft (6) is arranged in the second sleeve (51) in a penetrating manner, two ends of the rotating shaft (6) are inserted into the first sleeve (33), the second sleeve (51) is arranged on the upper portion of the tongue piece (5), the lower portion of the second sleeve (51) is the long end of the tongue piece (5), and the long end of the tongue piece (5) is inserted into a gap between adjacent bevel teeth (22) in a natural state.
4. An adjustable lateral position fixing system according to claim 3, characterized in that the part above the second sleeve (51) is the short end of the tongue piece (5), a threaded through hole is arranged on the short end of the tongue piece (5), a threaded hole matched with the threaded through hole for a bolt (7) to pass through is arranged at the top of the U-shaped clamping seat (3), the threaded through hole and the threaded hole are both obliquely arranged, and the bolt (7) can be fixed in the threaded hole at the top of the U-shaped clamping seat (3) through the threaded through hole.
5. Adjustable lateral position fixation system according to claim 2, characterized in that the length of the tongue (5) is arranged such that the tongue (5) is in contact with the top of the rail (2) when the tongue (5) is inserted into the gap between adjacent helical teeth (22).
6. Adjustable lateral position fixing system according to claim 2, characterized in that the spacing between adjacent helical teeth (22) is 5-6mm.
7. The adjustable lateral position fixing system according to claim 1, wherein the locking mechanism comprises a plurality of clamping grooves (23) arranged at the top of the guide rail (2), the clamping grooves (23) are arranged in rows, a through hole (34) matched with the clamping groove (23) is formed in the top of the U-shaped clamping seat (3), the adjustable lateral position fixing system further comprises an expansion sleeve (24) matched with the clamping groove (23), one end of the expansion sleeve (24) is of an opening structure, the other end of the expansion sleeve is provided with a cross-shaped opening, threads are arranged in the expansion sleeve (24), and the adjustable lateral position fixing system further comprises screws matched with the expansion sleeve (24).
8. The adjustable lateral position fixing system according to claim 7, wherein the inside diameter of the clamping groove (23) gradually increases from top to bottom, and the outside diameter of the expansion sleeve (24) gradually decreases from the open end to the other end; the outer wall of the expansion sleeve (24) is provided with a protruding block (25), and the top of the U-shaped clamping seat (3) is provided with a fixing groove (35) matched with the protruding block (25).
9. The adjustable lateral position fixing system according to claim 1, wherein the baffle (4) is an arc plate, the arc plate is contracted inwards, a strip-shaped mounting groove (41) is formed in the outer side of the baffle (4), 2 positioning plates (42) are symmetrically arranged on two sides of the baffle (4), a threaded mounting hole and a fixing hole are formed in the strip-shaped mounting groove (41) of the baffle (4), the fixing hole is formed in the positioning plate (42), the adjustable lateral position fixing system further comprises an auxiliary plate (8), a screw (81) and a positioning column (82) which are respectively matched with the threaded mounting hole and the fixing hole are arranged on the auxiliary plate (8), fins (83) matched with the positioning plate (42) are arranged on two sides of the auxiliary plate (8), and positioning columns (82) matched with the fixing hole are arranged on the fins (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810187131.3A CN108403377B (en) | 2018-03-07 | 2018-03-07 | Adjustable lateral position fixing system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810187131.3A CN108403377B (en) | 2018-03-07 | 2018-03-07 | Adjustable lateral position fixing system and method |
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| Publication Number | Publication Date |
|---|---|
| CN108403377A CN108403377A (en) | 2018-08-17 |
| CN108403377B true CN108403377B (en) | 2024-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810187131.3A Active CN108403377B (en) | 2018-03-07 | 2018-03-07 | Adjustable lateral position fixing system and method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718044B (en) * | 2018-12-26 | 2020-11-13 | 河南科技大学第一附属医院 | Side lying clamping device for position frame and position frame with same |
| CN113679547A (en) * | 2020-12-22 | 2021-11-23 | 高月兰 | Severe medical science branch of academic or vocational study is with patient fixing device that crouches on one's side |
| CN114209533B (en) * | 2021-11-24 | 2024-07-30 | 广州思德医疗科技有限公司 | Multifunctional bed |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208741403U (en) * | 2018-03-07 | 2019-04-16 | 四川合顺微创科技有限公司 | Adjustable side-lying body position fixed frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201399066Y (en) * | 2009-04-21 | 2010-02-10 | 李波 | Lateral body position fixator for operation |
| DE202010015530U1 (en) * | 2010-11-18 | 2012-03-02 | Wiska Hoppmann & Mulsow Gmbh | Single-sided cable gland |
| CN103735378B (en) * | 2013-12-04 | 2017-02-08 | 施晓明 | Human body displacement auxiliary device and human body displacement method |
| CN106038153B (en) * | 2016-06-24 | 2018-04-06 | 宁波科艺医疗器械有限公司 | A kind of orthopedic operating table |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208741403U (en) * | 2018-03-07 | 2019-04-16 | 四川合顺微创科技有限公司 | Adjustable side-lying body position fixed frame |
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