CN112353453A - Eight-gear variable interface medullary cavity file stroke protection directional knocking device - Google Patents
Eight-gear variable interface medullary cavity file stroke protection directional knocking device Download PDFInfo
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- CN112353453A CN112353453A CN202110032921.6A CN202110032921A CN112353453A CN 112353453 A CN112353453 A CN 112353453A CN 202110032921 A CN202110032921 A CN 202110032921A CN 112353453 A CN112353453 A CN 112353453A
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- connecting rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/164—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans intramedullary
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1659—Surgical rasps, files, planes, or scrapers
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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
- A61B90/08—Accessories or related features not otherwise provided for
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- Life Sciences & Earth Sciences (AREA)
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- Oral & Maxillofacial Surgery (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- General Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an eight-gear variable interface medullary cavity file stroke protection directional knocking device which comprises a shell, wherein an arc shape is formed between the front end and the rear end of the shell; the front end of the shell is provided with a first through hole and a limiting bulge; a clamping mechanism is arranged in the shell; the rear end of the shell is provided with two limiting blocks, the limiting blocks are provided with V-shaped grooves, the two limiting blocks are distributed up and down, and the two V-shaped grooves are oppositely arranged; the shell is provided with a second through hole; the second through hole is positioned between the two limiting blocks; the shell is provided with a clamping piece in a penetrating way; the clamping piece has a state that the knocking connecting rod can be smoothly inserted into the second through hole and a state that the knocking connecting rod is clamped in the second through hole. The invention can realize the quick adaptation and connection with different medullary cavity files, and also can realize the medullary cavity files to work at eight gears, thereby greatly improving the convenience of the medullary cavity files in use; the utility model can avoid the human tissue, avoid the expansion of the human wound, help to reduce the human wound and reduce the pain of the patient.
Description
Technical Field
The invention relates to an orthopedic medical instrument, in particular to an eight-gear variable interface medullary cavity file stroke protection directional knocking device.
Background
The medullary cavity file is a common surgical instrument in orthopedic surgery. When the medullary cavity file is used for operation, the medullary cavity file is generally required to be clamped by the clamping device so that the operation can be smoothly carried out.
Because the joints of the medullary cavity files of different types are different, when different medullary cavity files are used for operation, different clamping devices need to be replaced, and great inconvenience is brought to the operation.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an eight-gear variable interface intramedullary cavity file stroke protection directional knocking device.
The invention solves the technical problems through the following technical scheme:
an eight-gear variable interface medullary cavity file stroke protection directional knocking device comprises a shell, wherein an arc shape is formed between the front end and the rear end of the shell; the front end of the shell is provided with a first through hole for accommodating a clamping column of the medullary cavity file and a limiting bulge matched with a limiting groove of the medullary cavity file; a clamping mechanism for fixing a clamping column of the medullary cavity file is arranged in the shell; the clamping mechanism comprises a clamping claw, a transmission rod and a handle; one end of the clamping claw is a hook-shaped part for hooking a clamping column of the medullary cavity file; the other end of the clamping claw is connected with the shell in a shaft mode, and the middle of the clamping claw is connected with one end of the transmission rod in a shaft mode; the middle part of the handle is coupled with the shell, one end of the handle extends out of the shell, and the other end of the handle is coupled with the other end of the transmission rod; when a downward pressing force is applied to one end of the handle, the hook-shaped part hooks the clamping column of the medullary cavity file; when a lifting force is applied to one end of the handle, the hook-shaped part is separated from the clamping column of the medullary cavity file; the rear end of the shell is provided with two limiting blocks which are distributed up and down, and the inner side surfaces of the limiting blocks are used for clamping the end surface of the head part of the instrument clamping device; the cross section of the head part of the instrument clamping device is square; the inner side surface of the limiting block is provided with a V-shaped groove for accommodating the right-angled end of the head part of the instrument clamping device, and the two V-shaped grooves are oppositely arranged; a knocking connecting rod is arranged in the head part of the instrument clamping device in a penetrating way; the knocking connecting rod can axially move and rebound in the instrument clamping device; the length of the limiting block is greater than the maximum axial moving distance of the knocking connecting rod in the instrument clamping device; the shell is provided with a second through hole for accommodating the knocking connecting rod; the second through hole is positioned between the two limiting blocks; the clamping pieces penetrate through the shell and are distributed along the radial direction of the second through hole; a spring in a compressed state is arranged between the upper end of the clamping piece and the shell; the clamping piece is provided with a third through hole through which the knocking connecting rod can pass; the clamping piece is also provided with a waist-shaped hole which is vertically distributed; the shell is internally provided with a bolt for preventing the clamping piece from being separated from the shell, and the bolt penetrates through the waist-shaped hole; the clamping piece has a state that the knocking connecting rod can be smoothly inserted into the second through hole and a state that the knocking connecting rod is clamped in the second through hole.
When the knocking connecting rod is not inserted into the second through hole, the upper end wall of the third through hole is positioned in the second through hole under the action of the spring, the third through hole and the second through hole are staggered downwards, and the bolt is abutted against the upper end wall of the waist-shaped hole.
When the knocking connecting rod is inserted into the second through hole, the clamping piece is upwards forced to move upwards, and then the second through hole forms a channel for the knocking connecting rod to pass through.
When the knocking connecting rod is located in the second through hole, the clamping piece moves downwards under the action of the spring, and the upper end wall of the third through hole is clamped into the groove of the knocking connecting rod.
The limiting bulge is a transverse block bulge, a vertical block bulge or a hemispherical bulge.
The upper end of joint spare is equipped with the spring-holding tank that holds the spring tip, and the lower extreme butt of spring is in the bottom of spring-holding tank.
The lower extreme of joint spare is equipped with the button, and the button is located the outside of casing.
A limiting block positioned below is provided with a fourth through hole.
The invention has the beneficial effects that: the stroke protection directional knocking device for the eight-gear variable-interface pulp cavity file can realize quick adaptation and connection with different pulp cavity files, and has strong universality. The stroke protection directional knocking device for the eight-gear variable-interface pulp cavity file can realize that the pulp cavity file works at eight gears, and greatly improves the convenience of the pulp cavity file in use. The eight-gear variable-interface medullary cavity file stroke protection directional knocking device has the advantages that the shell is arc-shaped, human tissues can be avoided, the expansion of human wounds is avoided, the reduction of the human wounds is facilitated, and the pain of patients is reduced. The eight-gear variable interface medullary cavity file stroke protection directional knocking device can realize quick connection and disassembly with the knocking connecting rod, and saves the preparation time of an operation. The eight-gear variable interface medullary cavity file stroke protection directional knocking device can not be separated from the instrument clamping device when in knocking use, thereby realizing stroke protection.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of the present invention in use.
Fig. 2 is a perspective assembly view of the device of fig. 1.
FIG. 3 is a perspective view of a preferred embodiment of the present invention in one direction.
FIG. 4 is a perspective view of another embodiment of the present invention.
Fig. 5 is a perspective view of the clip member according to the preferred embodiment of the invention.
FIG. 6 is a schematic diagram of the internal structure of the preferred embodiment of the present invention.
FIG. 7 is a schematic view of the knocking link according to the preferred embodiment of the present invention after its insertion.
Detailed Description
The present invention will be more clearly and completely described in the following description of preferred embodiments, taken in conjunction with the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the eight-gear variable interface intramedullary cavity file stroke protection directional knocking device comprises a shell 10, wherein an arc shape is formed between the front end and the rear end of the shell 10; the front end of the shell 10 is provided with a first through hole 21 for accommodating the clamping column of the intramedullary canal file 20 and a limiting bulge 11 for matching with the limiting groove of the intramedullary canal file 20.
The limiting protrusion 11 may be a transverse block protrusion, a vertical block protrusion, or a hemispherical protrusion.
Different limiting bulges are determined according to different manufacturers and different types of medullary cavity files. Therefore, the front end of the shell can be matched with different medullary cavity files, and the shell has universality.
A clamping mechanism 30 for fixing the clamping post of the intramedullary canal file 20 is arranged in the shell 10.
The gripper mechanism 30 includes a gripping claw 31, a transmission lever 32, and a handle 33. One end of the clamping claw 31 is a hook-shaped part used for hooking a clamping column of the medullary cavity file; the other end of the clamping claw 31 is connected with the shell 10 in a shaft mode, and the middle of the clamping claw 31 is connected with one end of the transmission rod 32 in a shaft mode; the middle part of the handle is connected with the shell 10 in an axial mode, one end of the handle 33 extends out of the shell 10, and the other end of the handle 33 is connected with the other end of the transmission rod 32 in an axial mode; when a downward pressing force is applied to one end of the handle 33, the hook-shaped part hooks the clamping column of the medullary cavity file; when a lifting force is applied to one end of the handle 33, the hook portion is disengaged from the clamping post of the intramedullary canal file.
The rear end of the shell is provided with two limiting blocks 12 which are distributed up and down, and the inner side surfaces of the limiting blocks are used for clamping the end surface of the head part 61 of the instrument clamping device 60; the head 61 of the instrument holder is square in cross-section.
The inner side surface of the limiting block 12 is provided with V-shaped grooves 15 used for accommodating the right-angle end of the head part of the instrument clamping device, and the two V-shaped grooves are arranged oppositely.
A knocking connecting rod is arranged in the head part 61 of the instrument clamping device in a penetrating way; the tapping link is axially movable and resilient within the instrument holder 60; the length of the limiting block 12 is larger than the maximum axial moving distance of the knocking connecting rod in the instrument clamping device.
The shell 10 is provided with a second through hole 22 for accommodating the knocking connecting rod; the second through hole 22 is located between the two stoppers 12.
The shell 10 is provided with a clamping piece 40 in a penetrating way, and the clamping piece 40 is distributed along the radial direction of the second through hole 22; a spring 43 in a compressed state is provided between the upper end of the snap member 40 and the housing 10.
In this embodiment, the upper end of the clip 40 is provided with a spring receiving groove 44 for receiving the end of the spring 43, and the lower end of the spring 43 abuts against the bottom of the spring receiving groove 44.
The lower end of the clip member 40 is provided with a button 45, which is located outside the housing 10.
The clamping piece 40 is provided with a third through hole 23 through which the knocking connecting rod 50 can pass; the clamping piece 40 is also provided with a waist-shaped hole 41 which is vertically distributed; a bolt 42 for preventing the clamping piece 40 from being separated from the shell 10 is arranged in the shell 10, and the bolt 42 is arranged in the kidney-shaped hole 41 in a penetrating way.
The catching member 40 has a state in which the striking link 50 can be smoothly inserted into the second through-hole 22 and a state in which the striking link 50 can be caught in the second through-hole 22.
When the knocking link 50 is not inserted into the second through hole 22, the upper end wall of the third through hole 23 is positioned in the second through hole 22 under the action of the spring 43, the third through hole 23 and the second through hole 22 are staggered downwards, and the latch 42 abuts against the upper end wall of the kidney-shaped hole.
When the knocking link 50 is to be inserted into the second through hole 22, the second through hole 22 forms a passage through which the knocking link 50 passes after an upward force is applied to the catching member 40 to move the catching member 40 upward.
When the knocking connecting rod 50 is positioned in the second through hole 22, the clamping piece 40 moves downwards under the action of the spring 43, and the upper end wall of the third through hole 23 is clamped into the groove of the knocking connecting rod 50.
The limiting block 12 positioned below is provided with a fourth through hole 24.
The holder of this embodiment may be used in conjunction with an instrument holder 60. Instrument holding devices can be found in patent No. cn201910562914.x, which discloses a special instrument holding device for use with an orthopaedic surgical robot. The holder of this embodiment, in use, may be mated with the instrument holding device disclosed in the patent.
The holder of this embodiment is typically used by first securing the instrument holder 60 and then securing the intramedullary canal file 20 to the holder of this embodiment. Of course, it is also possible to secure the intramedullary canal file first and then to the instrument holder.
When the holder of the present embodiment is empty, the state of the catching member 40 is as shown in fig. 6; the upper end wall of the third through hole 23 is positioned in the second through hole 22 under the action of the spring 43, the third through hole 23 and the second through hole 22 are staggered downwards, and the latch pin 42 abuts against the upper end wall of the kidney-shaped hole.
Then, the button 45 is pressed, the snap 40 moves upward, and the second through hole 22 forms a passage through which the striking link 50 passes. The knocking link 50 is inserted into the second through hole.
Then, the button 45 is released, the snap-in member 40 moves downward by the spring 43, and the upper end wall of the third through hole 23 is snapped into the groove of the knocking link 50. Thus, the holder of the present embodiment is fixed to the tapping link 50. The state between the gripper and the striking link is shown in fig. 7.
When the clamp holder and the knocking connecting rod of the embodiment need to be detached, the button 45 is pressed to pull out the knocking connecting rod, and the clamp holder and the knocking connecting rod of the embodiment can be separated.
The head 61 of the instrument holder 60 is a rectangular parallelepiped having a square cross section. The head 61 of the instrument holding device is inserted between the two stoppers 12.
By means of the pulling-out and re-inserting mode, the inner side surfaces of the two limiting blocks are respectively attached to the end surface of the head part 61 of the instrument clamping device, so that the clamp holder of the embodiment has four changeable gears.
The limiting block is provided with a V-shaped groove which can be respectively attached to the right-angled end of the head part 61 of the instrument clamping device, so that the clamp holder of the embodiment has four changeable gears.
In view of the above, the clamp of the present embodiment has a total of eight gear positions that can be shifted.
Markings of different gear positions can be marked on the outer surface of the head part 61 of the instrument holding device, and the gear position markings can be observed by an operator through the fourth through hole.
One end of the knocking connecting rod is connected to the shell, and the middle of the knocking connecting rod is located in the instrument clamping device. The other end of the knocking connecting rod is positioned outside the instrument clamping device, and a knocking disc is arranged at the end part of the knocking connecting rod. When the intramedullary nail is used, external force can act on the knocking disc and push the knocking connecting rod to move towards the direction of the medullary cavity file. When the external force disappears, the instrument clamping device can enable the knocking connecting rod to rebound to the original position. Because the length of the limiting block is greater than the maximum axial moving distance of the knocking connecting rod in the instrument clamping device, when external force is applied to the knocking connecting rod, the eight-gear variable interface medullary cavity file stroke protection directional knocking device cannot be separated from the head of the instrument clamping device. In this way, the stroke protection function is realized.
Because the striking rod can only move axially in the instrument holding device, the directional movement of the device of the present invention during striking can be achieved.
The stroke protection directional knocking device for the eight-gear variable-interface pulp cavity file can realize quick adaptation and connection with different pulp cavity files, and has strong universality.
The stroke protection directional knocking device for the eight-gear variable-interface pulp cavity file can realize that the pulp cavity file works at eight gears, and greatly improves the convenience of the pulp cavity file in use.
The eight-gear variable-interface medullary cavity file stroke protection directional knocking device has the advantages that the shell is arc-shaped, human tissues can be avoided, the expansion of human wounds is avoided, the reduction of the human wounds is facilitated, and the pain of patients is reduced.
The eight-gear variable interface medullary cavity file stroke protection directional knocking device can realize quick connection and disassembly with the knocking connecting rod, and saves the preparation time of an operation.
The eight-gear variable interface medullary cavity file stroke protection directional knocking device can realize stroke protection and directional knocking functions when in use, and ensures the safety of an operation.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (8)
1. An eight-gear variable interface medullary cavity file stroke protection directional knocking device comprises a shell, and is characterized in that an arc shape is formed between the front end and the rear end of the shell; the front end of the shell is provided with a first through hole for accommodating a clamping column of the medullary cavity file and a limiting bulge matched with a limiting groove of the medullary cavity file; a clamping mechanism for fixing a clamping column of the medullary cavity file is arranged in the shell; the clamping mechanism comprises a clamping claw, a transmission rod and a handle; one end of the clamping claw is a hook-shaped part for hooking a clamping column of the medullary cavity file; the other end of the clamping claw is connected with the shell in a shaft mode, and the middle of the clamping claw is connected with one end of the transmission rod in a shaft mode; the middle part of the handle is coupled with the shell, one end of the handle extends out of the shell, and the other end of the handle is coupled with the other end of the transmission rod; when a downward pressing force is applied to one end of the handle, the hook-shaped part hooks the clamping column of the medullary cavity file; when a lifting force is applied to one end of the handle, the hook-shaped part is separated from the clamping column of the medullary cavity file; the rear end of the shell is provided with two limiting blocks which are distributed up and down, and the inner side surfaces of the limiting blocks are used for clamping the end surface of the head part of the instrument clamping device; the cross section of the head part of the instrument clamping device is square; the inner side surface of the limiting block is provided with a V-shaped groove for accommodating the right-angled end of the head part of the instrument clamping device, and the two V-shaped grooves are oppositely arranged; a knocking connecting rod is arranged in the head part of the instrument clamping device in a penetrating way; the knocking connecting rod can axially move and rebound in the instrument clamping device; the length of the limiting block is greater than the maximum axial moving distance of the knocking connecting rod in the instrument clamping device; the shell is provided with a second through hole for accommodating the knocking connecting rod; the second through hole is positioned between the two limiting blocks; the clamping pieces penetrate through the shell and are distributed along the radial direction of the second through hole; a spring in a compressed state is arranged between the upper end of the clamping piece and the shell; the clamping piece is provided with a third through hole through which the knocking connecting rod can pass; the clamping piece is also provided with a waist-shaped hole which is vertically distributed; the shell is internally provided with a bolt for preventing the clamping piece from being separated from the shell, and the bolt penetrates through the waist-shaped hole; the clamping piece has a state that the knocking connecting rod can be smoothly inserted into the second through hole and a state that the knocking connecting rod is clamped in the second through hole.
2. The eight-gear variable interface intramedullary cavity file stroke protection directional knocking device as claimed in claim 1, wherein when the knocking connecting rod is not inserted into the second through hole, the upper end wall of the third through hole is positioned in the second through hole under the action of the spring, the third through hole and the second through hole are staggered downwards, and the latch is abutted against the upper end wall of the kidney-shaped hole.
3. The eight speed variable access intramedullary canal file stroke protection directional striking device of claim 1, wherein the second through hole forms a channel through which the striking rod passes after an upward force is applied to the catch to move the catch upward when the striking rod is to be inserted into the second through hole.
4. The eight-gear variable interface intramedullary cavity file stroke protection directional knocking device as claimed in claim 1, wherein when the knocking connecting rod is located in the second through hole, the clamping member moves downwards under the action of the spring, and the upper end wall of the third through hole is clamped into the groove of the knocking connecting rod.
5. The eight-gear variable interface intramedullary cavity file stroke protection directional tapping device according to claim 1, wherein the limiting protrusion is a transverse block protrusion, a vertical block protrusion, or a hemispherical protrusion.
6. The eight-speed variable-interface intramedullary cavity file stroke-protecting directional striking device as claimed in claim 1, wherein the upper end of the snap-in member is provided with a spring-receiving groove for receiving the end of the spring, and the lower end of the spring abuts against the bottom of the spring-receiving groove.
7. The eight-speed variable interface intramedullary cavity file stroke protection directional tapping device of claim 1, wherein the lower end of the snap-in member is provided with a button, and the button is located outside the housing.
8. The eight-gear variable interface intramedullary cavity file stroke protection directional knocking device as claimed in claim 1, wherein a fourth through hole is provided on a limiting block located below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032921.6A CN112353453B (en) | 2021-01-12 | 2021-01-12 | Eight-gear medullary cavity file stroke protection directional knocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032921.6A CN112353453B (en) | 2021-01-12 | 2021-01-12 | Eight-gear medullary cavity file stroke protection directional knocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112353453A true CN112353453A (en) | 2021-02-12 |
| CN112353453B CN112353453B (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110032921.6A Active CN112353453B (en) | 2021-01-12 | 2021-01-12 | Eight-gear medullary cavity file stroke protection directional knocking device |
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| CN (1) | CN112353453B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113974761A (en) * | 2021-11-30 | 2022-01-28 | 优适医疗科技（苏州）有限公司 | Auxiliary device for femoral side medullary cavity file of hip joint |
| CN115081147A (en) * | 2022-07-20 | 2022-09-20 | 上海龙慧医疗科技有限公司 | Method for extending the range of aiming of an unbiased seven-axis robotic end-of-arm surgical tool |
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| US5192283A (en) * | 1990-08-10 | 1993-03-09 | Ling Robin S M | System for performing hip prosthesis revision surgery |
| CN104042309A (en) * | 2013-03-15 | 2014-09-17 | 德普伊(爱尔兰)有限公司 | Femoral system handle surgical instrument and method of assembling same |
| US20150080976A1 (en) * | 2011-12-01 | 2015-03-19 | Zimmer, Inc. | Surgical instrument for impacting and extracting a shaping instrument and a shaping instrument useable therewith |
| CN104873243A (en) * | 2015-05-25 | 2015-09-02 | 北京爱康宜诚医疗器材股份有限公司 | Intramedullary broacher handle |
| CN109890301A (en) * | 2016-06-22 | 2019-06-14 | K·麦卡洛克 | Radial type operation tool |
| CN110882034A (en) * | 2019-12-25 | 2020-03-17 | 陕西四正医疗器械有限责任公司 | Medullary cavity filing and pulling device |
| CN110974343A (en) * | 2019-12-31 | 2020-04-10 | 苏州众泽医疗科技有限公司 | Host machine whole of reciprocating medullary cavity file |
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| US5192283A (en) * | 1990-08-10 | 1993-03-09 | Ling Robin S M | System for performing hip prosthesis revision surgery |
| US20150080976A1 (en) * | 2011-12-01 | 2015-03-19 | Zimmer, Inc. | Surgical instrument for impacting and extracting a shaping instrument and a shaping instrument useable therewith |
| CN104042309A (en) * | 2013-03-15 | 2014-09-17 | 德普伊(爱尔兰)有限公司 | Femoral system handle surgical instrument and method of assembling same |
| CN104873243A (en) * | 2015-05-25 | 2015-09-02 | 北京爱康宜诚医疗器材股份有限公司 | Intramedullary broacher handle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113974761A (en) * | 2021-11-30 | 2022-01-28 | 优适医疗科技（苏州）有限公司 | Auxiliary device for femoral side medullary cavity file of hip joint |
| CN113974761B (en) * | 2021-11-30 | 2023-06-20 | 优适医疗科技（苏州）有限公司 | Hip joint femur lateral medullary cavity file auxiliary device |
| CN115081147A (en) * | 2022-07-20 | 2022-09-20 | 上海龙慧医疗科技有限公司 | Method for extending the range of aiming of an unbiased seven-axis robotic end-of-arm surgical tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112353453B (en) | 2021-03-26 |
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