CN113143664B - Rotatable bracket for surgical spinal surgery - Google Patents
Rotatable bracket for surgical spinal surgery Download PDFInfo
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- CN113143664B CN113143664B CN202110319674.8A CN202110319674A CN113143664B CN 113143664 B CN113143664 B CN 113143664B CN 202110319674 A CN202110319674 A CN 202110319674A CN 113143664 B CN113143664 B CN 113143664B
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- 238000001356 surgical procedure Methods 0.000 title description 12
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 abstract description 7
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 206010011985 Decubitus ulcer Diseases 0.000 description 1
- 208000020564 Eye injury Diseases 0.000 description 1
- 208000028389 Nerve injury Diseases 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/1225—Back
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- Health & Medical Sciences (AREA)
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- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention belongs to the technical field of medical auxiliary equipment, and particularly relates to a rotatable bracket for a surgical spinal column operation, which comprises a bracket unit, a bracket unit and a bracket fixing unit, wherein the bracket unit comprises a central rod, a left movable rod and a right movable rod; the clamping assembly comprises a bottom clamping plate, a top clamping plate and a sliding head, the sliding head is connected to the central rod and the top movable rod in a sliding mode, the bottom clamping plate and the top clamping plate are connected to the sliding head in a rotating mode, and the bottom clamping plate comprises a frame, a plurality of movable push rods and a plurality of telescopic push nets; the bottom clamping plate and the top clamping plate have the same structure; the clamping assembly is located between the two bracket units. The device provided by the invention does not need medical staff to lift and transfer the patient, so that the working difficulty of the medical staff is reduced, the jolt of the patient in the moving process is reduced, and the comfort level of the patient is improved.
Description
Technical Field
The invention belongs to the technical field of medical auxiliary equipment, and particularly relates to a rotatable bracket for a surgical spinal operation.
Background
The surgical spinal column operation is a surgical operation performed on a spinal column part as the name implies, and the neurosurgery spinal column operation is performed with extra care and meticulous care because various nerves are involved in the spinal column and are related to the sitting and lying actions of a human body. The safe and reasonable operation position is the basic guarantee of successful operation and patient safety, and the prone position under general anesthesia is usually used for the operation of pathological changes of the spine and all parts of the spinal cord. The prone position has the advantages that the surgical visual field is fully exposed, the surgical incision does not deviate from the midline, the operation of a surgeon is convenient, and the like, but the position can cause the change of the physiology of a patient, and complications such as circulation, respiratory disorder, nerve injury, skin pressure sore, eye injury and the like are easy to cause. Therefore, even if the patient is comprehensively analyzed before the operation and a perfect operation scheme is established, the patient may need to change the posture urgently due to different reactions in the specific operation process. In addition, even if the patient has completed the operation in the expected operative position, the position may need to be changed when the patient is transferred from the bed to the operating table or from the operating table to the bed.
In the prior art, an operating table and a sickbed are both solid bed plates, and a patient needs to be transferred manually, but the manual force is limited, so that the posture changing operation is difficult. Chinese patent CN106361528A discloses a spinal surgery bracket device for neurosurgery, it includes spinal surgery bracket device main part, bracket slider and bracket hand cranking device, be equipped with in spinal surgery bracket device main part and detect the bed, it is equipped with the fixed mouth of support to detect the bed, the inside and vertical leg joint of fixed mouth of support, vertical support left side is connected with the slant stay tube, vertical support upside and spine support pad are connected, the fixed mouthful right side of support is equipped with bracket slider, the bracket slider left and right sides is connected with support pad bolt mouth, be equipped with the bolt knob on the support pad bolt mouth, this patent is when carrying out human backbone way of escape operation to the neurosurgery patient, through the angle of adjusting spinal surgery bracket device with detect the bed, adjust patient's spinal angle, medical staff's the work degree of difficulty has greatly been alleviateed. However, the device suspends the posture of the patient in the air in order to perform the posterior spinal surgery, which alleviates the working difficulty of medical staff, but is uncomfortable for the patient and increases the pain of the patient.
To sum up, the problem that prior art exists is to lack a convenient spinal surgery bracket that shifts the patient, alleviates medical staff's the work degree of difficulty and improves patient's comfort level.
Disclosure of Invention
In order to solve the technical problem, the invention provides a rotatable bracket for a surgical spinal column operation.
The invention aims to provide a rotatable bracket for surgical spinal column operation, which comprises:
the support unit comprises a central rod, a left movable rod and a right movable rod, wherein the top of the central rod is rotatably provided with a top movable rod, the left movable rod is connected to one side of the central rod through a left telescopic piece, and the right movable rod is connected to the other side of the central rod through a right telescopic piece;
the clamping assembly comprises a bottom clamping plate, a top clamping plate and a sliding head, the sliding head is connected to the central rod and the top movable rod in a sliding mode, the bottom clamping plate and the top clamping plate are connected to the sliding head in a rotating mode, the bottom clamping plate comprises a frame, a plurality of movable push rods and a plurality of telescopic push nets, two ends of each movable push rod are connected to the frame in a sliding mode, and the telescopic push nets are fixedly installed between the frame and the adjacent movable push rods; the bottom clamping plate and the top clamping plate have the same structure, and the bottom clamping plate and the top clamping plate are symmetrically arranged;
the clamping assembly is located between the two bracket units.
Preferably, the bracket unit further comprises a plurality of self-locking universal wheels respectively arranged at the bottoms of the central rod, the left movable rod and the right movable rod.
Preferably, in the above rotatable bracket for a surgical spinal surgery, the top movable rod and the central rod are both provided with a sliding rail, when the top movable rod rotates to be in the same vertical line with the central rod, the sliding rails of the top movable rod and the central rod are communicated, and the sliding head is slidably connected to the sliding rail.
Preferably, the rotatable bracket for the surgical spinal operation is provided with sliding grooves on two long edges of the frame, and two ends of the movable push rod are correspondingly connected with the sliding grooves on the same side in a sliding manner.
Preferably, in the above rotatable bracket for surgical spinal operations, a groove is provided on one side of the long side of each movable push rod, a protruding strip is provided on the opposite side of each movable push rod, and the groove and the protruding strip between two adjacent movable push rods are detachably matched and inserted.
Preferably, the rotatable bracket for the spinal surgery is provided with one telescopic push net between every two adjacent movable push rods.
Preferably, above-mentioned rotatable bracket for surgical spinal surgery, be equipped with the couple on the lateral wall that portable push rod did not set up sand grip and recess, scalable push away the net and be equipped with the link, the link can be dismantled to articulate on the couple.
Preferably, the two long edges of the frame are both rounded arc surfaces.
Preferably, in the above rotatable bracket for a surgical spinal surgery, the left movable rod and the right movable rod are both hydraulic telescopic rods.
Preferably, the bracket for the rotatable surgical spinal operation further comprises a positioning device, the positioning device is arranged on the frame and used for limiting the movable push rod, the positioning device comprises a spring and a clamp, one end of the spring is fixed to the edge of the frame, the other end of the spring is fixed to the clamp, a clamping head is arranged at the end of the movable push rod, and the clamp can be clamped on any clamping head.
Compared with the prior art, the invention has the following beneficial effects:
1. in the invention, the central rod, the left movable rod, the right movable rod, the bottom clamping plate and the top clamping plate all have a bearing effect, when the device disclosed by the invention is used for performing an operation, if the body position of a patient needs to be moved in the operation process or the body position of the patient needs to be changed after the operation is finished, the clamping assembly is slid onto the top movable rod, then the angle of the top movable rod is rotated, so that the upper and lower positions of the bottom clamping plate and the top clamping plate are reversed, in the process, the patient is pushed onto a sickbed only by using the bottom clamping plate or the top clamping plate, the medical staff does not need to lift and transfer the patient by hand, the common working difficulty of the medical staff is reduced, and the jolt of the patient in the moving process is reduced; in addition, the body position is adjusted by the rotation of the bottom clamping plate or the top clamping plate and the top movable rod, so that the movement of a patient relative to the device is reduced, the comfort level of the patient is improved, and the operation on different positions is also facilitated. The use method is suitable for transferring the patient from a ward to an operating room and performing the operation, and is also suitable for transferring the patient pushed to the operating room and performing the operation on the device.
2. The plurality of movable push rods enable the body part of the patient to be selectively exposed outside, the rest part of the body part of the patient is shielded by the plurality of telescopic push nets, and movable disinfection paper can be arranged on the plurality of movable push rods or the telescopic push nets and used for collecting surgical dirt.
Drawings
FIG. 1 is a first structural schematic view of a rotatable surgical spinal surgical bracket according to example 1 of the present invention;
FIG. 2 is a second structural schematic view of a rotatable surgical spinal surgical bracket according to embodiment 1 of the present invention;
FIG. 3 is a third structural view of a rotatable surgical spinal bracket according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a bottom clamping plate according to embodiment 1 of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4 in accordance with the present invention;
fig. 6 is a schematic diagram of connection of two adjacent movable push rods according to embodiment 1 of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention to be implemented, the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example 1
The invention provides a rotatable bracket for a surgical spine operation, which comprises a central rod 1, wherein one side of the central rod 1 is connected with one end of a left telescopic part 11, the other end of the left telescopic part 11 is connected with a left movable rod 2, the other side of the central rod 1 is connected with one end of a right telescopic part 12, the other end of the right telescopic part 12 is connected with a right movable rod 3, and universal wheels 13 with self-locking are arranged at the bottoms of the central rod 1, the left movable rod 2 and the right movable rod 3; the left telescopic part 11 is formed by sleeving a plurality of sleeves with sequentially increased diameters, in two adjacent sleeves, a flange is arranged on the outer wall of one end of one sleeve, a flange is arranged on the inner wall of the other sleeve, and the flanges between the two adjacent sleeves are blocked mutually, so that the two sleeves cannot be completely separated; or, the left extensible member 11 is an extensible structure similar to the structure of an extensible door, that is, comprises two vertical rods, and an extensible grid is arranged between the two vertical rods; for the sake of aesthetic appearance of the structure, the structure of the left telescopic member 11 is the same as that of the right telescopic member 12, regardless of the structure of the left telescopic member 11.
The top of the central rod 1 is rotatably provided with a top movable rod 4 through a hinge or a damping rotating shaft, the top movable rod 4 and the central rod 1 are both provided with sliding rails, and when the top movable rod 4 rotates to be positioned on the same vertical line with the central rod 1, the sliding rails of the top movable rod 4 and the central rod 1 are communicated; the sliding rail is connected with a clamping assembly in a sliding mode, the clamping assembly comprises a bottom clamping plate 5, a top clamping plate 6 and a sliding head 7, the sliding head 7 comprises a sliding block and a pulley, the pulley is connected to the sliding rail in a sliding mode and can slide on the top movable rod 4 and the central rod 1, a pulley lock is mounted on the pulley and can limit the clamping assembly at a certain specific position on the top movable rod 4 and the central rod 1, and the sliding block is connected with the bottom clamping plate 5 and the top clamping plate 6 in a rotating mode through hinges or damping rotating shafts; the structure of the bottom clamping plate 5 is shown in fig. 4 as follows: the telescopic push net comprises a frame 51, a plurality of movable push rods 52 and a plurality of telescopic push nets 53, wherein the plurality of movable push rods 52 are distributed along the length direction of the frame 51, sliding grooves are formed in two long edges of the frame 51, two ends of each movable push rod 52 are correspondingly connected with the sliding grooves on the same side in a sliding mode, a groove is formed in one side of each long edge of each movable push rod 52, a protruding strip is formed in the other opposite side of each long edge of each movable push rod 52, the grooves and the protruding strips between every two adjacent movable push rods 52 can be matched and spliced, referring to fig. 5, each telescopic push net 53 is of a net-shaped structure, each telescopic push net 53 is of an elastic net or other net-shaped structure with telescopic performance, and each telescopic push net 53 is fixedly installed between the frame 51 and the adjacent movable push rod 52; preferably, in order to facilitate moving the patient, two long edges of the frame 51 are rounded arc surfaces; the bottom clamping plate 5 and the top clamping plate 6 are identical in structure, and the bottom clamping plate 5 and the top clamping plate 6 are symmetrically arranged.
In the invention, the central rod 1, the left movable rod 2, the right movable rod 3, the bottom clamping plate 5 and the top clamping plate 6 have a bearing function, the distance between the left movable rod 2 and the central rod 1 is adjusted through the left telescopic part 11, and the distance between the right movable rod 3 and the central rod 1 is adjusted through the right telescopic part 12; before a patient is not transferred, referring to fig. 1, the distance between a central rod 1, a left movable rod 2 and a right movable rod 3 is shortened to be shortest, the positions of a bottom clamping plate 5 and a top clamping plate 6 are respectively protruded out of the left movable rod 2 and the right movable rod 3, the heights of the left movable rod 2 and the right movable rod 3 are lower than the position of a patient bed, the bottom clamping plate 5 and the top clamping plate 6 are positioned on the left side of the central rod 1 and a slide rail, and the bottom clamping plate 5 and the top clamping plate 6 are positioned on the central rod 1 and are higher than the position of the patient bed; referring to fig. 2, the device of the present invention is brought close to the patient's bed, the bottom clamping plate 5 and the top clamping plate 6 are rotated along the slider 7, increasing the space between them, and the inside can contain the patient, the bottom clamping plate 5 is moved downwards, the wide edge of the bottom clamping plate is gradually moved towards the patient, the top clamping plate 6 moves together, the bottom clamping plate 5 is inserted between the patient and the sickbed, the patient is supported, then the top clamping plate 6 is put down, the patient is clamped by the top clamping plate 6 and the bottom clamping plate 5, the bottom clamping plate 5 and the frame 51 of the top clamping plate 6 are fixed by a lock catch, then the left telescopic part 11 is stretched, the position of the left movable rod 2 is moved, the top of the left movable rod 2 is abutted against the frame of the bottom clamping plate 5, the bottom clamping plate 5 and the central rod 1 form a bracket to support the bottom clamping plate 5 and the patient; in order to improve the stability of the device, the support unit is composed of the central rod 1, the left movable rod 2 and the right movable rod 3, the number of the support units is two, and the support units are symmetrically arranged on two wide edges of the bottom clamping plate 5. Due to the arrangement of the plurality of movable push rods 52, the body part of the patient can be selectively exposed outside, the rest part of the body part is shielded by the plurality of telescopic push nets 53, and the plurality of movable push rods 52 or the telescopic push nets 53 can be provided with movable disinfection paper for receiving surgical dirt, so that the device can be directly used as an operating table, and the transfer frequency of the patient is reduced.
The use method is suitable for transferring the patient from a ward to an operating room and performing the operation, and is also suitable for transferring the patient pushed to the operating room and performing the operation on the device. When the device is used for performing an operation, if the body position of a patient needs to be moved in the operation process or the body position of the patient needs to be changed after the operation is finished, the clamping assembly is slid onto the top movable rod 4, then the angle of the top movable rod 4 is rotated, as the most common neurosurgery spine operations are supine position and prone position, the angle of the top movable rod 4 is rotated by 180 degrees as shown in fig. 3, so that the up-and-down positions of the bottom clamping plate 5 and the top clamping plate 6 are reversed, the distance between the central rod 1 and the right movable rod 3 is adjusted, the right movable rod 3 is used for supporting the top clamping plate 6, if the patient needs to be transferred to a hospital bed again, the right movable rod 3 is slowly retracted, the bottom clamping plate 5 and the top clamping plate 6 are opened, and the patient is pushed to the hospital bed. Preferably, left side movable rod 2, right movable rod 3 are hydraulic telescoping rod, and the height-adjustable of the two can adapt to the support to bottom grip block 5, top grip block 6 better. Above-mentioned process only needs to utilize bottom grip block 5 or top grip block 6 to promote the patient to the sick bed on, do not need medical staff's hand to lift and transfer the patient, alleviateed medical staff's the degree of difficulty of working altogether, and reduced the jolt of patient at the removal in-process, in addition, utilize rotation of bottom grip block 5 or top grip block 6 and top movable rod 4 to adjust the position, reduce the removal of patient for the device, both improved patient's comfort level, also conveniently operate to different positions.
Example 2
A rotatable surgical spinal column procedure tray, substantially the same as the structure of example 1, except for the following:
the frame 51 is further provided with a positioning device for limiting the movable push rod 52, the positioning device is structurally shown in fig. 6 and comprises a spring 541 and a clamp 542, one end of the spring 541 is fixed on a side wall protruding from the edge of the frame 51, the other end of the spring 541 is fixed on the clamp 542, a clamping head 521 is arranged at the end of the movable push rod 52, the clamp 542 is located between the sliding groove and the side wall protruding from the edge of the frame 51 under the natural extension state of the spring 541, the sliding of the clamping head 521 is not affected, and the clamp 542 can be clamped on any clamping head 521 under the extension state of the spring 541 so as to limit the movable push rod 52.
In addition, in this embodiment, the retractable push nets 53 are not only fixedly installed between the frame 51 and the adjacent movable push rods 52, but also one retractable push net 53 is arranged between every two adjacent movable push rods 52; and the movable push rod 52 is not provided with a hook on the side wall of the raised line and the groove, the telescopic push net 53 is provided with a hanging ring, the hanging ring can be detachably hung on the hook, so that the telescopic push net 53 can be detachably installed on the movable push rod 52, and the movable push rod 52 is not provided with a hook on the part contacted with the body of the patient. The detachable telescopic pushing net 53 structure is convenient for cleaning and laying a disinfection pad thereon.
It should be noted that, the connection relation of the components not specifically mentioned in the present invention is the default of the prior art, and the connection relation of the structures is not described in detail since it does not relate to the invention point and is a common application of the prior art.
It should be noted that, when the present invention relates to a numerical range, it should be understood that two endpoints of each numerical range and any value between the two endpoints can be selected, and since the steps and methods adopted are the same as those in the embodiment, in order to prevent redundancy, the present invention describes a preferred embodiment. While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A rotatable surgical spinal surgical tray, comprising:
the support unit comprises a central rod (1), a left movable rod (2) and a right movable rod (3), wherein the top of the central rod (1) is rotatably provided with a top movable rod (4), the left movable rod (2) is connected to one side of the central rod (1) through a left telescopic piece (11), and the right movable rod (3) is connected to the other side of the central rod (1) through a right telescopic piece (12);
a clamping assembly which comprises a bottom clamping plate (5), a top clamping plate (6) and a sliding head (7), the top movable rod (4) and the central rod (1) are both provided with slide rails, when the top movable rod (4) rotates to be positioned on the same vertical line with the central rod (1), the sliding rails of the top movable rod and the central rod are communicated, the sliding head (7) is connected on the sliding rail in a sliding way, the bottom clamping plate (5) and the top clamping plate (6) are both rotationally connected on the sliding head (7), the bottom clamping plate (5) comprises a frame (51), a plurality of movable push rods (52) and a plurality of telescopic push nets (53), the two ends of the movable push rod (52) are connected on the frame (51) in a sliding way, the telescopic push net (53) is fixedly arranged between the frame (51) and the adjacent movable push rod (52); the bottom clamping plate (5) and the top clamping plate (6) have the same structure, and the bottom clamping plate (5) and the top clamping plate (6) are symmetrically arranged;
the number of the bracket units is two, and the bracket units are symmetrically arranged on two wide edges of the bottom clamping plate (5), so that the clamping assembly is positioned between the two bracket units.
2. A rotatable surgical spinal column procedure carriage according to claim 1, characterized in that the carriage unit further comprises a plurality of self-locking universal wheels (13) respectively provided at the bottom of the central rod (1), the left movable rod (2) and the right movable rod (3).
3. A rotatable surgical spinal column bracket according to claim 1, wherein said frame (51) is provided with sliding grooves on both long sides, and both ends of said movable push rod (52) are correspondingly slid on said sliding grooves on the same side.
4. The rotatable surgical spinal column surgical bracket of claim 3, wherein said movable push rods (52) are provided with a groove on one side of the long side and a rib on the other opposite side, and the groove and the rib between two adjacent movable push rods (52) are detachably matched and inserted.
5. A rotatable surgical spinal column surgical tray according to claim 4, characterized in that one said retractable push net (53) is also provided between each two adjacent said movable push rods (52).
6. A rotatable surgical spinal column operation bracket according to claim 5, wherein said movable push rod (52) is provided with a hook on the side wall, and said retractable push net (53) is provided with a hanging ring which is detachably hung on said hook.
7. A rotatable surgical spinal surgical tray according to claim 1, wherein both long side edges of the frame (51) are rounded arcs.
8. A rotatable surgical spinal column procedure carriage according to claim 1, characterized in that the left and right movable rods (2, 3) are hydraulic telescopic rods.
9. A rotatable surgical spinal surgical tray according to claim 1, further comprising a positioning device disposed on the frame (51) for limiting the position of the movable pushing rod (52), wherein the positioning device comprises a spring (541) and a clamp (542), one end of the spring (541) is fixed on the edge of the frame (51), the other end of the spring is fixed on the clamp (542), the end of the movable pushing rod (52) is provided with a clamping head (521), and the clamp (542) can be clamped on any clamping head (521).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110319674.8A CN113143664B (en) | 2021-03-25 | 2021-03-25 | Rotatable bracket for surgical spinal surgery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110319674.8A CN113143664B (en) | 2021-03-25 | 2021-03-25 | Rotatable bracket for surgical spinal surgery |
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| CN113143664A CN113143664A (en) | 2021-07-23 |
| CN113143664B true CN113143664B (en) | 2022-08-05 |
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| CN103202754A (en) * | 2013-03-25 | 2013-07-17 | 杨杰伟 | Operating bed capable of automatically transferring patients |
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| CN113143664A (en) | 2021-07-23 |
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