CN111297418A - Lumbar vertebra three-way minimally invasive retractor - Google Patents
Lumbar vertebra three-way minimally invasive retractor Download PDFInfo
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- CN111297418A CN111297418A CN202010090302.8A CN202010090302A CN111297418A CN 111297418 A CN111297418 A CN 111297418A CN 202010090302 A CN202010090302 A CN 202010090302A CN 111297418 A CN111297418 A CN 111297418A
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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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
- A61B2017/00017—Electrical control of surgical instruments
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0256—Joint distractors for the spine
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Abstract
The invention discloses a lumbar three-way minimally invasive retractor, which particularly relates to the field of medical equipment and comprises a fixed seat, a lifting mechanism and a supporting transverse plate, wherein the bottom of the supporting transverse plate is fixedly connected with the fixed seat through the lifting mechanism; the bottom end of the push-pull assembly penetrates through the limiting through hole to be connected with the reversing driving mechanism, the reversing driving mechanism is respectively connected with the two side drag hooks through the two connecting rods, and the push-pull assembly drives the reversing driving mechanism while doing linear motion. The whole device has simple structure, low cost and energy consumption saving, is convenient for manual operation and electric operation, and can realize lumbar vertebra three-way retraction by only one step.
Description
Technical Field
The embodiment of the invention relates to the field of medical equipment, in particular to a lumbar three-way minimally invasive retractor.
Background
The retractor is also called a draw hook, is used for retracting tissues, exposing an operation field and is convenient to explore and operate, and can be divided into a handheld draw hook and an automatic draw hook. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement. The existing lumbar retractor generally pulls open the opposite retractor body in a way that the range of two sides of the incision is possibly expanded, so that the amount of bleeding is increased, and the operation is not facilitated.
To the above-mentioned problem, the lumbar vertebrae retractor that can stretch to three direction has appeared on the existing market, no matter this kind of retractor adopts manual operation or adopts automatically controlled equipment automatic operation, generally all need two steps of operation, one step is to both sides opposite direction stretching, draw hook in the third direction is stretched to the outside to another step, consequently if manual operation, there is the operation complicacy, the problem that alone is difficult to operate, if electric control, then need two automatically controlled equipment to drive and draw, there is the cost great, and need control respectively, the extravagant scheduling problem of energy that circular telegram etc. caused.
Disclosure of Invention
Therefore, the embodiment of the invention provides a lumbar three-way minimally invasive retractor, a stretching mechanism is adopted to drive a push-pull assembly to do linear reciprocating motion, the push-pull assembly drives a drag hook to pull a wound in one direction, and simultaneously drives two side racks to move and to be meshed with an inner side gear, so that linear-to-circular motion is realized, the gear drives connecting rods to rotate through rotating shafts, the two connecting rods drive two side drag hooks to swing, and the traction in the other two directions of the wound is realized, namely the lumbar three-way retraction is realized through the stretching mechanism.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a lumbar three-way minimally invasive retractor comprises a fixed seat, a lifting mechanism and a supporting transverse plate, wherein the bottom of the supporting transverse plate is fixedly connected with the fixed seat through the lifting mechanism, a limiting through hole is formed in the middle of the supporting transverse plate in a penetrating mode, a push-pull assembly is arranged in the limiting through hole in a sliding mode, one side of the push-pull assembly is fixedly connected with a stretching mechanism, the other side of the push-pull assembly is fixedly connected with a middle retractor through a connecting plate, the stretching mechanism drives the push-pull assembly to do linear reciprocating motion, and the push-pull assembly drives the;
the bottom end of the push-pull assembly penetrates through the limiting through hole to be connected with the reversing driving mechanism, the reversing driving mechanism is respectively connected with the two side drag hooks through the two connecting rods, the push-pull assembly drives the reversing driving mechanism while performing linear motion, the reversing driving mechanism converts the linear motion into rotary motion, and the two side drag hooks are driven by the connecting rods to swing in the left-right direction of the knife edge.
Further, elevating system specifically is electric putter or manual lift lead screw, elevating system bottom and fixing base fixed connection, rod end and support diaphragm fixed connection.
Furthermore, the push-pull assembly comprises an upper push-pull plate and a lower push-pull rod, the lower push-pull rod is arranged at the bottom of the upper push-pull plate and integrally formed with the upper push-pull plate, the push-pull assembly consisting of the upper push-pull plate and the lower push-pull rod is T-shaped, the lower push-pull rod is slidably arranged in the limiting through hole, and the bottom end of the lower push-pull rod is fixedly connected with the reversing driving mechanism.
Further, the reversing driving mechanism comprises two rotating shafts, two gears and two side racks, the two rotating shafts are arranged in an up-and-down symmetrical mode, the middle portions of the two rotating shafts are connected through ball bearings, the two gears are fixedly arranged on the two rotating shafts respectively, two connecting rods are arranged between the two gears and are fixedly connected with the two rotating shafts respectively, the two side racks are arranged on the outer sides of the two gears respectively, the side racks are connected with the gears in a meshed mode, and the side racks are fixedly connected with the lower push rod through L-shaped supports.
Furthermore, a rotating shaft top end located above is fixedly connected with the supporting transverse plate through a bearing, a rotating shaft bottom end located at the bottom is connected with the supporting frame through a bearing, the cross section of the supporting frame is set to be L-shaped, the other end of the supporting frame is fixedly connected with the supporting transverse plate, and the connecting position of the supporting frame and the supporting transverse plate is arranged on one side of the limiting through hole.
Furthermore, the stretching mechanism is specifically an electric push rod or a pull rod, one end of the stretching mechanism is fixedly connected with the supporting transverse plate, and the other end of the stretching mechanism is fixedly connected with the push-pull assembly.
Further, the side drag hook passes through pin swing joint with the connecting rod, the connecting rod sets up to the arc, and two connecting rods and two side drag hooks set up about the connecting plate symmetry respectively.
Furthermore, a sliding foot is fixedly arranged at the bottom of the connecting plate and is arranged in the limiting through hole in a sliding mode.
The embodiment of the invention has the following advantages:
1. according to the invention, the stretching mechanism is adopted to drive the push-pull assembly to do linear reciprocating motion, the push-pull assembly drives the middle retractor to pull a wound in one direction, and simultaneously drives the two side racks to move and to be meshed with the inner side gear, so that linear-to-circular motion is realized, the gear drives the connecting rods to rotate through the rotating shaft, the two connecting rods drive the two side hooks to swing, and traction in the other two directions of the wound is realized, namely, lumbar three-way stretching is realized through the stretching mechanism, the whole device has the advantages of simple structure, low cost, energy consumption saving and convenience in operation, and the lumbar three-way stretching can be realized only by;
2. the invention can also adopt a manual control mode, can simultaneously realize the retraction of the middle drag hook and the side drag hook by manually pulling the pull rod, does not need to be electrified for use, and is convenient to operate in one step during the retraction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is an overall plan view provided by the present invention;
FIG. 2 is an overall side view provided by the present invention;
FIG. 3 is a schematic structural view of a reversing drive mechanism provided by the present invention;
FIG. 4 is a partial cross-sectional view of a reversing drive mechanism provided by the present invention;
FIG. 5 is a top view of the support cross plate provided by the present invention;
FIG. 6 is a schematic structural view of a push-pull assembly provided in the present invention;
FIG. 7 is a schematic view of a side hook structure provided by the present invention;
in the figure: the device comprises a fixed seat 1, a lifting mechanism 2, a reversing driving mechanism 3, a rotating shaft 31, a gear 32, a side rack 33, a ball bearing 34, a 35L-shaped bracket, a support frame 36, a limiting through hole 4, a push-pull assembly 5, an upper push-pull plate 51, a lower push-pull rod 52, a stretching mechanism 6, a middle pull hook 7, a support transverse plate 8, a side pull hook 9, a connecting rod 10, a connecting plate 11, a pin 12 and a sliding foot 13.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to the attached drawings 1-6 of the specification, the minimally invasive retractor comprises a fixed seat 1, a lifting mechanism 2 and a supporting transverse plate 8, wherein the bottom of the supporting transverse plate 8 is fixedly connected with the fixed seat 1 through the lifting mechanism 2, a limiting through hole 4 penetrates through the middle of the supporting transverse plate 8, a push-pull assembly 5 is arranged in the limiting through hole 4 in a sliding mode, one side of the push-pull assembly 5 is fixedly connected with a stretching mechanism 6, the other side of the push-pull assembly 5 is fixedly connected with a middle drag hook 7 through a connecting plate 11, the stretching mechanism 6 drives the push-pull assembly 5 to do linear reciprocating motion, and the push-pull assembly 5 drives the middle drag hook 7 to move upwards in;
the bottom end of the push-pull assembly 5 penetrates through the limiting through hole 4 to be connected with the reversing driving mechanism 3, the reversing driving mechanism 3 is respectively connected with the two side drag hooks 9 through two connecting rods 10, the push-pull assembly 5 drives the reversing driving mechanism 3 while doing linear motion, the reversing driving mechanism 3 converts the linear motion into rotary motion, and the connecting rods 10 drive the two side drag hooks 9 to swing in the left-right direction of the knife edge.
Further, elevating system 2 specifically is electric putter, and electric putter bottom and fixing base 1 fixed connection, rod end and support diaphragm 8 fixed connection.
Further, the push-pull assembly 5 comprises an upper push-pull plate 51 and a lower push-pull rod 52, the lower push-pull rod 52 is arranged at the bottom of the upper push-pull plate 51 and integrally formed with the upper push-pull plate 51, the push-pull assembly 5 consisting of the upper push-pull plate 51 and the lower push-pull rod 52 is T-shaped, the lower push-pull rod 52 is slidably arranged in the limiting through hole 4, the bottom end of the lower push-pull rod is fixedly connected with the reversing driving mechanism 3, and the T-shaped push-pull assembly 5 can enable the connecting plate 11 to drive the middle pull hook 7 to stably move, so that the.
Further, the reversing driving mechanism 3 comprises two rotating shafts 31, two gears 32 and two side racks 33, the two rotating shafts 31 are symmetrically arranged up and down and the middle parts of the two rotating shafts are connected through a ball bearing 34, the two gears 32 are respectively and fixedly arranged on the two rotating shafts 31, the two connecting rods 10 are respectively arranged between the two gears 32 and are respectively and fixedly connected with the two rotating shafts 31, the two side racks 33 are respectively arranged on the outer sides of the two gears 32, the side racks 33 are meshed with the gears 32 and are connected, and the side racks 33 are fixedly connected with the lower push pull rod 52 through an L-shaped support 35.
Further, be located a pivot 31 top of top and pass through bearing and support diaphragm 8 fixed connection, be located the pivot 31 bottom of bottom and pass through bearing joint support frame 36, the support frame 36 cross-section sets up to the L shape, the support frame 36 other end and support diaphragm 8 fixed connection, and the support frame 36 sets up in spacing perforation 4 one side with the junction that supports diaphragm 8.
Further, the stretching mechanism 6 is specifically an electric push rod, one end of the electric push rod is fixedly connected with the supporting transverse plate 8, and the other end of the electric push rod is fixedly connected with the push-pull assembly 5.
Furthermore, the bottom of the connecting plate 11 is fixedly provided with a sliding foot 13, the sliding foot 13 is arranged in the limiting through hole 4 in a sliding mode, and the supporting plate is matched with the limiting through hole 4 through the sliding foot 13 at the bottom, so that the whole supporting plate is more stable when the draw hook 7 moves in the driving process and does not deviate.
The implementation scenario is specifically as follows: when the invention is used, the lifting mechanism 2 can drive the supporting transverse plate 8 and the three draw hooks to move to a proper wound, then the stretching mechanism 6 is controlled to work, the electric push rod drives the draw hook 7 to move back through the upper push-pull plate 51 and the connecting plate 11, the traction of the wound in one direction is realized, meanwhile, the side rack 33 is driven to move leftwards by the push-down pull rod 52 and the L-shaped bracket 35, at the moment, the side rack 33 is meshed with the gear 32, thereby driving the gear 32 to rotate, the two gears 32 respectively rotate outwards, the two side drag hooks 9 can be driven by the rotating shaft 31 and the connecting rod 10 to be pulled towards the two sides of the wound, the left and right traction is realized, thereby through the work of stretching mechanism 6, can realize pulling in three direction simultaneously, whole device simple structure, it is with low costs, practice thrift the energy consumption, and convenient operation only need one step can realize that the lumbar vertebrae three-dimensional is drawn out.
Referring to the attached figure 7 of the specification, the side draw hooks 9 are movably connected with the connecting rod 10 through pins 12, the connecting rod 10 is arc-shaped, and the two connecting rods 10 and the two side draw hooks 9 are symmetrically arranged about the connecting plate 11 respectively.
The implementation scenario is specifically as follows: when the side drag hook 9 is retracted towards two sides, the side drag hook 9 is movably connected with the connecting rod 10, so that the side drag hook 9 can better adapt to the direction of a wound which is changed continuously due to retraction, the side drag hook 9 is attached to the wound, the retraction is easier, and the pain caused by the retraction is reduced.
Example 2:
different from the embodiment 1, the lifting mechanism 2 is specifically a manual lifting screw rod, the bottom end of the manual lifting screw rod is fixedly connected with the fixed seat 1, and the rod end is fixedly connected with the supporting transverse plate 8.
The stretching mechanism 6 is specifically a pull rod, one end of the pull rod is fixedly connected with the supporting transverse plate 8, and the other end of the pull rod is fixedly connected with the push-pull assembly 5.
The implementation scenario is specifically as follows: the invention can also adopt a manual control mode, when in use, the upper and lower positions of the supporting plate and the draw hook can be adjusted through the manual lifting screw rod, the draw rod can be pulled manually to realize the retraction of the middle draw hook 7 and the side draw hook 9, the whole device does not need to be electrified for use, and the operation is more convenient.
The working principle is as follows: during the use, be fixed in the operating table with whole device on, height through 2 adjusting device of elevating system, make its adaptation wound position, three drag hook are arranged in the wound back, start stretching mechanism 6, it pulls the wound to one direction through drag hook 7 in the drive of push-and-pull subassembly 5, push-and-pull subassembly 5 drives side rack 33 and removes simultaneously, it meshes with gear 32, realize sharp commentaries on classics circular motion, gear 32 drives connecting rod 10 through pivot 31 and rotates, two connecting rods 10 drive the swing of side drag hook 9, realize the traction of two other directions of wound, realize promptly that the lumbar vertebrae three-dimensional is led out through a stretching mechanism 6.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a lumbar vertebrae three-dimensional wicresoft retractor, includes fixing base (1), elevating system (2) and supports diaphragm (8), support diaphragm (8) bottom through elevating system (2) and fixing base (1) fixed connection, its characterized in that: a limiting through hole (4) penetrates through the middle of the supporting transverse plate (8), a push-pull assembly (5) is arranged in the limiting through hole (4) in a sliding mode, one side of the push-pull assembly (5) is fixedly connected with a stretching mechanism (6), the other side of the push-pull assembly is fixedly connected with a middle draw hook (7) through a connecting plate (11), the stretching mechanism (6) drives the push-pull assembly (5) to do linear reciprocating motion, and the push-pull assembly (5) drives the middle draw hook (7) to move in the front-back direction of the knife edge;
the bottom end of the push-pull assembly (5) penetrates through the limiting through hole (4) to be connected with the reversing driving mechanism (3), the reversing driving mechanism (3) is connected with the two side drag hooks (9) through the two connecting rods (10), the push-pull assembly (5) drives the reversing driving mechanism (3) while doing linear motion, the reversing driving mechanism (3) converts the linear motion into rotary motion, and the two side drag hooks (9) are driven to swing in the left direction and the right direction of the knife edge through the connecting rods (10).
2. The lumbar three-way minimally invasive retractor according to claim 1, wherein: elevating system (2) specifically are electric putter or manual lift lead screw, elevating system (2) bottom and fixing base (1) fixed connection, rod end and support diaphragm (8) fixed connection.
3. The lumbar three-way minimally invasive retractor according to claim 1, wherein: the push-pull assembly (5) comprises an upper push-pull plate (51) and a lower push-pull rod (52), the lower push-pull rod (52) is arranged at the bottom of the upper push-pull plate (51) and integrally formed with the upper push-pull plate (51), the push-pull assembly (5) consisting of the upper push-pull plate (51) and the lower push-pull rod (52) is T-shaped, the lower push-pull rod (52) is slidably arranged in the limiting through hole (4), and the bottom end of the lower push-pull rod is fixedly connected with the reversing driving mechanism (3).
4. The lumbar three-way minimally invasive retractor according to claim 3, wherein: reversing driving mechanism (3) include two pivot (31), two gears (32) and two side racks (33), two pivot (31) longitudinal symmetry set up and the middle part passes through ball bearing (34) and connects, two gears (32) are fixed respectively and are set up on two pivot (31), two connecting rod (10) all set up between two gears (32) and respectively with two pivot (31) fixed connection, two side racks (33) set up respectively in the outside of two gears (32), and side rack (33) are connected with gear (32) meshing, side rack (33) are through L type support (35) and push down pull rod (52) fixed connection.
5. The lumbar three-way minimally invasive retractor according to claim 4, wherein: the top end of a rotating shaft (31) positioned above is fixedly connected with a supporting transverse plate (8) through a bearing, the bottom end of the rotating shaft (31) positioned at the bottom is connected with a supporting frame (36) through a bearing, the cross section of the supporting frame (36) is set to be L-shaped, the other end of the supporting frame (36) is fixedly connected with the supporting transverse plate (8), and the joint of the supporting frame (36) and the supporting transverse plate (8) is arranged on one side of a limiting perforation hole (4).
6. The lumbar three-way minimally invasive retractor according to claim 1, wherein: the stretching mechanism (6) is specifically an electric push rod or a pull rod, one end of the stretching mechanism (6) is fixedly connected with the supporting transverse plate (8), and the other end of the stretching mechanism is fixedly connected with the push-pull assembly (5).
7. The lumbar three-way minimally invasive retractor according to claim 1, wherein: side drag hook (9) and connecting rod (10) are through pin (12) swing joint, connecting rod (10) set up to the arc, and two connecting rods (10) and two side drag hooks (9) set up about connecting plate (11) symmetry respectively.
8. The lumbar three-way minimally invasive retractor according to claim 1, wherein: the bottom of the connecting plate (11) is fixedly provided with a sliding foot (13), and the sliding foot (13) is arranged in the limiting through hole (4) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010090302.8A CN111297418A (en) | 2020-02-13 | 2020-02-13 | Lumbar vertebra three-way minimally invasive retractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010090302.8A CN111297418A (en) | 2020-02-13 | 2020-02-13 | Lumbar vertebra three-way minimally invasive retractor |
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| CN111297418A true CN111297418A (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010090302.8A Pending CN111297418A (en) | 2020-02-13 | 2020-02-13 | Lumbar vertebra three-way minimally invasive retractor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047743A (en) * | 2023-10-12 | 2023-11-14 | 山西白求恩医院(山西医学科学院、华中科技大学同济医学院附属同济医院山西医院、山西医科大学第三医院、山西医科大学第三临床医学院) | Fixed mechanical arm that pulls in |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6074343A (en) * | 1999-04-16 | 2000-06-13 | Nathanson; Michael | Surgical tissue retractor |
| CN104323806A (en) * | 2014-10-20 | 2015-02-04 | 郑州人民医院 | Operation retractor provided with multi-claw adjusting function |
| CN204218948U (en) * | 2011-08-31 | 2015-03-25 | 兰克斯股份有限公司 | A kind of surgical retractors |
| CN105640598A (en) * | 2016-03-10 | 2016-06-08 | 徐仲阳 | Lumbar three-directional minimally-invasive retractor |
| CN110251173A (en) * | 2019-06-13 | 2019-09-20 | 郑州大学 | A kind of laparoscope incision of abdominal wall stitching unstrument and its application method |
-
2020
- 2020-02-13 CN CN202010090302.8A patent/CN111297418A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6074343A (en) * | 1999-04-16 | 2000-06-13 | Nathanson; Michael | Surgical tissue retractor |
| CN204218948U (en) * | 2011-08-31 | 2015-03-25 | 兰克斯股份有限公司 | A kind of surgical retractors |
| CN104323806A (en) * | 2014-10-20 | 2015-02-04 | 郑州人民医院 | Operation retractor provided with multi-claw adjusting function |
| CN105640598A (en) * | 2016-03-10 | 2016-06-08 | 徐仲阳 | Lumbar three-directional minimally-invasive retractor |
| CN110251173A (en) * | 2019-06-13 | 2019-09-20 | 郑州大学 | A kind of laparoscope incision of abdominal wall stitching unstrument and its application method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117047743A (en) * | 2023-10-12 | 2023-11-14 | 山西白求恩医院(山西医学科学院、华中科技大学同济医学院附属同济医院山西医院、山西医科大学第三医院、山西医科大学第三临床医学院) | Fixed mechanical arm that pulls in |
| CN117047743B (en) * | 2023-10-12 | 2024-01-12 | 山西白求恩医院(山西医学科学院、华中科技大学同济医学院附属同济医院山西医院、山西医科大学第三医院、山西医科大学第三临床医学院) | Fixed mechanical arm that pulls in |
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Application publication date: 20200619 |