CN113476089A - Cutting closing device of endoscope anastomat assembly - Google Patents
Cutting closing device of endoscope anastomat assembly Download PDFInfo
- Publication number
- CN113476089A CN113476089A CN202110959976.1A CN202110959976A CN113476089A CN 113476089 A CN113476089 A CN 113476089A CN 202110959976 A CN202110959976 A CN 202110959976A CN 113476089 A CN113476089 A CN 113476089A
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- Prior art keywords
- nail
- cutting
- plate cover
- nail bin
- pressing plate
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07271—Stapler heads characterised by its cartridge
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07278—Stapler heads characterised by its sled or its staple holder
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07285—Stapler heads characterised by its cutter
Abstract
The invention is suitable for the related fields of medical instruments and medical health, and provides a cutting and closing device of an endoscope anastomat assembly, which comprises a suturing assembly and a cutting knife assembly, wherein the suturing assembly comprises a nail bin, a nail pusher, a nail pushing sliding block and a nail pushing seat mechanism, and the cutting knife assembly comprises a cutting knife head; through the setting of cutting knife subassembly and sewing up the subassembly, can realize under the synchronous motion of cutting tool bit and ejector pin slider cutting to the pathological change position, through ejector pin slider and ejector pin ware cooperation, release the titanium nail and sew up the both sides at cutting position, solved the complicated problem of consuming long time of traditional minimal access surgery mode operation, can effectually reduce the operation risk, avoid misoperation's the condition to take place.
Description
Technical Field
The invention belongs to the related fields of medical instruments and medical health, and particularly relates to a cutting and closing device of an endoscope anastomat assembly.
Background
In a surgical minimally invasive operation, a lesion part needs to be cut off, and then the cut-off part needs to be sutured again, but in the minimally invasive operation, because an opening on a wound of a patient is often small, a suturing mode and suturing equipment of a traditional operation are often large in size, and the suturing mode and the suturing equipment are difficult to use under the condition.
In the prior art, when minimally invasive surgery is performed, a laparoscope, a thoracoscope, a special cutter with a long and thin structure and a special needle are mostly adopted to perform cutting and suturing of the surgery, so that the purpose of performing the surgery under a small opening and an operating environment is achieved.
However, the minimally invasive surgery method in the prior art still has the problems of complex operation and long time consumption, the prolongation of the surgery time represents the continuous improvement of the surgery risk for patients and medical care personnel, the long-time surgery operation is easy to improve the misoperation rate, the surgery effect or the postoperative recovery period is influenced slightly, and the life of the patients is possibly threatened seriously.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a cutting and closing device for an endoscopic stapler assembly, which aims to solve the problems of the background art.
The embodiment of the invention is realized in such a way that the cutting and closing device of the endoscope anastomat assembly comprises a cutting knife assembly and a sewing assembly;
the suturing assembly comprises:
the nail bin is of a hollow plate-shaped structure, a plurality of titanium nails with U-shaped structures are arranged in the nail bin, the titanium nails slide along the height direction of the nail bin, a nail pushing guide groove is formed in the length direction of the nail bin, and the nail pushing guide groove is formed in the middle of the nail bin;
the number of the nail ejectors is multiple, the nail ejectors are arranged at the bottom of the nail bin and abut against the titanium nails, the nail ejectors are in sliding fit with the nail bin, the moving directions of the nail ejectors and the titanium nails are the same, and when the nail ejectors slide in the nail bin, the titanium nails extend out of the nail bin;
the nail pushing sliding block is arranged at the bottom of the nail bin, is in sliding fit with the nail bin along the nail pushing guide groove, abuts against the bottom of the nail pusher, and moves when sliding along the nail pushing guide groove;
the nail abutting seat mechanism is arranged on one side of the nail bin, which is far away from the nail pusher, the distance between the nail abutting seat mechanism and the nail bin is adjustable, and when the nail abutting seat mechanism is attached to the nail bin, the nail abutting seat mechanism enables the tail end of the titanium nail moving towards the nail abutting seat to be bent;
the cutting knife assembly comprises a cutting knife head, and the cutting knife head and the nail pushing sliding block move synchronously.
As a further scheme of the invention: the pressing plate device is characterized by further comprising a lower pressing plate cover and an upper pressing plate cover, wherein the upper pressing plate cover is attached to the lower pressing plate cover, and an O-shaped groove structure is arranged between the upper pressing plate cover and the lower pressing plate cover;
the nail bin is arranged at one end of the upper pressing plate cover and one end of the lower pressing plate cover, and the nail abutting seat mechanism is hinged to the same end of the upper pressing plate cover and the same end of the lower pressing plate cover.
As a further scheme of the invention: the cutting blade assembly further comprises:
the cutting transmission part is arranged between the upper pressing plate cover and the lower pressing plate cover, the cutting transmission part is respectively in sliding fit with the upper pressing plate cover and the lower pressing plate cover, H supporting pieces are respectively arranged on the cutting transmission part, the upper pressing plate cover and the lower pressing plate cover, one end of the cutting transmission part is fixedly connected with the nail pushing sliding block, and when the cutting transmission part moves, the cutting transmission part drives the nail pushing sliding block to move;
the other end of the cutting transmission part is provided with a trigger rod connector, the trigger rod connector is arranged in an O-shaped groove structure between the upper pressure plate cover and the lower pressure plate cover, a stopper is hinged to the trigger rod connector through a stopper pin, the stopper abuts against the cutting transmission part, a stopper spring is coaxially arranged on the stopper pin, and two ends of the stopper spring abut against the trigger rod connector and the stopper respectively.
As a further scheme of the invention: the nail abutting seat mechanism comprises a nail abutting groove;
the nail abutting grooves are arranged at one side position close to the nail bin, the number of the nail abutting grooves is multiple, the nail abutting grooves correspond to the titanium nails respectively, and the nail abutting grooves are of a water-drop structure.
As a further scheme of the invention: the nail bin support is arranged at one side position of the nail bin, which is provided with a nail pushing sliding block, and fixedly mounted with the nail bin, the nail pushing sliding block slides between the nail bin and the nail bin support, and the nail bin support is fixedly mounted with the nail abutting seat mechanism.
As a further scheme of the invention: the nail bin is characterized in that a pair of cutter blades are arranged on the cutter head of the cutter, the cutter blades are respectively arranged at the upper end and the lower end of the cutter head in an arc-shaped structure, and the arc diameter of each cutter blade is consistent with that of the nail bin support.
According to the cutting and closing device of the endoscope anastomat assembly, due to the arrangement of the cutting knife assembly and the sewing assembly, when the cutting knife head and the nail pushing slider move synchronously, a diseased part can be cut, and meanwhile, the titanium nails are pushed out to sew the two sides of the cut part through the cooperation of the nail pushing slider and the nail pusher, so that the problem that the traditional minimally invasive operation mode is complex in operation and long in time consumption is solved, the operation risk can be effectively reduced, and the occurrence of misoperation is avoided.
Drawings
FIG. 1 is an exploded view of a cutting and closing device of a laparoscopic stapler assembly according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a staple cartridge in a cutting and closing device of an endoscopic stapler assembly according to an embodiment of the invention;
FIG. 3 is a schematic view of a nail seat mechanism in a cutting and closing device of an endoscopic stapler assembly according to an embodiment of the invention;
fig. 4 is a schematic view of a cutter head of a cutting and closing device of an endoscopic stapler assembly according to an embodiment of the present invention.
In the drawings: 1-a nail pusher, 2-a nail bin, 201-a nail pushing guide groove, 3-a nail pushing sliding block, 4-a cutter component, 5-a position stopper, 6-a firing rod connector, 7-a position stopper spring, 8-a position stopper pin, 9-a nail abutting seat mechanism, 901-a nail abutting groove, 10-a lower pressing plate cover, 11-an upper pressing plate cover, 12-a cutter head, 1201-a cutter blade, 13-a nail bin bracket, 14-a cutting transmission piece and 15-H supporting pieces.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, 2 and 4, a cutting and closing device of a laparoscopic stapler assembly is provided for one embodiment of the present invention, and comprises a cutting knife assembly 4 and a suturing assembly;
the suturing assembly comprises:
the nail bin 2 is of a hollow plate-shaped structure, a plurality of titanium nails with U-shaped structures are arranged in the nail bin 2, the titanium nails slide along the height direction of the nail bin 2, a nail pushing guide groove 201 is formed in the length direction of the nail bin 2, and the nail pushing guide groove 201 is formed in the middle of the nail bin 2;
the number of the nail ejectors 1 is multiple, the nail ejectors 1 are arranged at the bottom of the nail bin 2, the nail ejectors 1 abut against the titanium nails, the nail ejectors 1 are in sliding fit with the nail bin 2, the moving directions of the nail ejectors 1 and the titanium nails are the same, and when the nail ejectors 1 slide in the nail bin 2, the titanium nails extend out of the nail bin 2;
the nail pushing sliding block 3 is arranged at the bottom of the nail bin 2, the nail pushing sliding block 3 is in sliding fit with the nail bin along the nail pushing guide groove 201, the nail pushing sliding block 3 abuts against the bottom of the nail pusher 1, and when the nail pushing sliding block 3 slides along the nail pushing guide groove 201, the nail pusher 1 moves;
the nail abutting seat mechanism 9 is arranged on one side of the nail bin 2 far away from the nail pusher 1, the distance between the nail abutting seat mechanism 9 and the nail bin 2 is adjustable, and when the nail abutting seat mechanism 9 is attached to the nail bin 2, the nail abutting seat mechanism 9 bends the tail end of the titanium nail moving towards the nail abutting seat 9;
the cutting knife assembly 4 comprises a cutting knife head 12, and the cutting knife head 12 and the nail pushing sliding block 3 move synchronously.
In one embodiment of the invention, through the arrangement of the cutting knife assembly and the suturing assembly, when the cutting knife head 12 and the nail pushing slide block 3 move synchronously, the cutting of a diseased region can be realized, and simultaneously, the nail pushing slide block 3 is matched with the nail pusher 1 to push out the titanium nails to suture the two sides of the cut region, so that the problems of complex operation and long time consumption of the traditional minimally invasive operation mode are solved, the operation risk can be effectively reduced, and the occurrence of misoperation is avoided.
In one embodiment of the present invention, when the device is used, the nail abutting seat mechanism 9 is firstly attached to the nail bin 2, the diseased region to be cut is clamped, then the cutting knife head 12 and the nail pushing slider 3 are made to synchronously slide (the driving manner of the two can be transmitted by a plurality of manners such as a connecting rod, etc.), in the process that the cutting knife head 12 and the nail pushing slider 3 slide along the nail pushing guide groove 201, the cutting knife head 12 is matched with the diseased region to be cut so as to flower the diseased region, meanwhile, on the two sides of the cutting region, the titanium nails are pushed out from the nail bin 2 along with the matching of the nail pushing slider 3 and the nail pusher 1, after the titanium nails are pushed out from the nail bin 2, the titanium nails pass through the tissue clamped by the patient and then abut against the nail abutting seat mechanism 9, and then are bent and folded, thereby completing the sewing work, wherein the structural matching is provided for realizing a certain function, therefore, all have equivalent alternative structures, and are not limited in particular.
As shown in fig. 1, as a preferred embodiment of the present invention, the present invention further includes a lower platen cover 10 and an upper platen cover 11, the upper platen cover 10 is attached to the lower platen cover 11, and an "O" shaped groove structure is disposed between the upper platen cover 10 and the lower platen cover 11;
the nail bin 2 is arranged at one end of the upper pressure plate cover 10 and one end of the lower pressure plate cover 11, and the nail abutting seat mechanism 9 is hinged to the same end of the upper pressure plate cover 10 and the lower pressure plate cover 11.
Specifically, as another preferred embodiment of the present invention, the cutting blade assembly 4 further includes:
the cutting transmission part 14 is arranged between the upper pressing plate cover 10 and the lower pressing plate cover 11, the cutting transmission part 14 is respectively in sliding fit with the upper pressing plate cover 10 and the lower pressing plate cover 11, the cutting transmission part 14, the upper pressing plate cover 10 and the lower pressing plate cover 11 are respectively provided with an H supporting piece 15, one end of the cutting transmission part 14 is fixedly connected with the nail pushing sliding block 3, and when the cutting transmission part 14 moves, the nail pushing sliding block 3 is driven to move;
the trigger rod connector 6 is arranged at the other end of the cutting transmission part 14, the trigger rod connector 6 is arranged in an O-shaped groove structure between the upper pressure plate cover 10 and the lower pressure plate cover 11, a stopper 5 is further hinged to the trigger rod connector 6 through a stopper pin 8, the stopper 5 abuts against the cutting transmission part 14, a stopper spring 7 is coaxially arranged on the stopper pin 8, and two ends of the stopper spring 7 abut against the trigger rod connector 6 and the stopper 5 respectively.
In the embodiment, the firing rod connector 6 is fixedly connected with the end part of the anastomat firing rod (the end part of the anastomat firing rod is arranged in a hole of the firing rod connector 6 in a hook-shaped design and then is tightly connected with the cutting knife component 4), and the firing rod connector 6 is arranged in an O-shaped groove corresponding to the upper pressure plate cover 11 and the lower pressure plate cover 10, so that the firing rod connector 6 can reciprocate back and forth. Meanwhile, a stopper spring 7 is arranged between the trigger rod connector 6 and the stopper 5, the stopper pin 8 is fixedly connected, the stopper pin 8 enables the stopper spring 7 to be compressed and has a certain spring return force, when cutting is stopped or reset, elasticity is provided, the trigger rod connector 6 and the stopper 5 return to the original position, the rear end of the cutting knife assembly 4 is in a buckle type design, the characteristic part of the cutter assembly is connected with the trigger rod connector 6, when the trigger rod connector 6 moves forwards under force, the cutting knife assembly 4 is also driven to move forwards, the front end of the cutting knife assembly 4 is in a dovetail type design, the characteristic part of the cutter assembly is fixed with a cutting knife head by laser welding, and when the cutting knife assembly moves forwards, the cutting knife head is also pushed to move forwards; after the percussion is completed, a reset button of the anastomat is pulled backwards, the cutter bit, the cutter assembly 4 and the percussion rod connector 6 all return to the original position, the cutter bit does not extrude the nail bin support 13 any more, and the elastic spring sheet on the nail seat mechanism 9 is abutted to provide elastic force to reset the nail seat mechanism 9.
As shown in fig. 1 to 4, as another preferred embodiment of the present invention, the nail seat mechanism 9 includes a nail abutting groove 901;
the nail pushing grooves 901 are arranged at one side position close to the nail bin 2, the number of the nail pushing grooves 901 is multiple, the nail pushing grooves 901 are arranged corresponding to the titanium nails respectively, and the multi-point nail pushing grooves 901 are of a water-drop structure.
Specifically, as another preferred embodiment of the present invention, the present invention further includes a nail magazine bracket 13, the nail magazine bracket 13 is disposed at a position of one side of the nail magazine 2 where the nail pushing slider 3 is disposed, the nail magazine bracket 13 is fixedly mounted with the nail magazine 2, the nail pushing slider 3 slides between the nail magazine 2 and the nail magazine bracket 13, and the nail magazine bracket 13 is fixedly mounted with the nail abutting seat mechanism 9.
More specifically, as another preferred embodiment of the present invention, a pair of cutting knife blades 1201 is disposed on the cutting knife head 12, the pair of cutting knife blades 1201 are disposed in an arc structure at the upper and lower end positions of the cutting knife head 12, respectively, and the arc diameter of the cutting knife blade 1201 is consistent with the nail bin holder 13.
In this embodiment, the nail pushing groove 901 is used for matching with the pointed end of the titanium nail, and has a function similar to a structure for matching with a fixed number of nails on a stapler, when the titanium nail is contacted with a drop-shaped edge, the titanium nail can be bent under the action of the titanium nail, and finally the titanium nail is pressed inwards to be rolled into a B-shaped titanium nail, so that the damage to the body tissue can be effectively avoided, the cutter head of the cutting knife is in an I-shaped structure, the upper end and the lower end of the cutter head are designed into circular arcs, the diameter of the cutter head is consistent with the circular arc size of the nail bin bracket 13, the purpose is to protect the tissue in the cutting process, the cutter head of the cutting knife is not scratched or dragged to the visceral tissue due to the sharp or convex shape, the structural matching provided herein is all used for realizing a certain function, and therefore, the titanium nail pushing groove has an equivalent alternative structural scheme, and is not specifically limited herein.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A cutting and closing device of an endoscopic anastomat component is characterized by comprising a cutting knife component and a suturing component;
the suturing assembly comprises:
the nail bin is of a hollow plate-shaped structure, a plurality of titanium nails with U-shaped structures are arranged in the nail bin, the titanium nails slide along the height direction of the nail bin, a nail pushing guide groove is formed in the length direction of the nail bin, and the nail pushing guide groove is formed in the middle of the nail bin;
the number of the nail ejectors is multiple, the nail ejectors are arranged at the bottom of the nail bin and abut against the titanium nails, the nail ejectors are in sliding fit with the nail bin, the moving directions of the nail ejectors and the titanium nails are the same, and when the nail ejectors slide in the nail bin, the titanium nails extend out of the nail bin;
the nail pushing sliding block is arranged at the bottom of the nail bin, is in sliding fit with the nail bin along the nail pushing guide groove, abuts against the bottom of the nail pusher, and moves the nail pusher when sliding along the nail pushing guide groove;
the nail abutting seat mechanism is arranged on one side of the nail bin, which is far away from the nail pusher, the distance between the nail abutting seat mechanism and the nail bin is adjustable, and when the nail abutting seat mechanism is attached to the nail bin, the nail abutting seat mechanism enables the tail end of the titanium nail moving towards the nail abutting seat to be bent;
the cutting knife assembly comprises a cutting knife head, and the cutting knife head and the nail pushing sliding block move synchronously.
2. The cutting and closing device of the endoscopic stapler assembly according to claim 1, further comprising a lower pressure plate cover and an upper pressure plate cover, wherein the upper pressure plate cover is attached to the lower pressure plate cover, and an "O" -shaped groove structure is arranged between the upper pressure plate cover and the lower pressure plate cover;
the nail bin is arranged at one end of the upper pressing plate cover and one end of the lower pressing plate cover, and the nail abutting seat mechanism is hinged to the same end of the upper pressing plate cover and the same end of the lower pressing plate cover.
3. The cutting closure device of an endoscopic stapler assembly of claim 2, wherein the cutting knife assembly further comprises:
the cutting transmission part is arranged between the upper pressing plate cover and the lower pressing plate cover, the cutting transmission part is respectively in sliding fit with the upper pressing plate cover and the lower pressing plate cover, H supporting pieces are respectively arranged on the cutting transmission part, the upper pressing plate cover and the lower pressing plate cover, one end of the cutting transmission part is fixedly connected with the nail pushing sliding block, and when the cutting transmission part moves, the cutting transmission part drives the nail pushing sliding block to move;
the other end of the cutting transmission part is provided with a trigger rod connector, the trigger rod connector is arranged in an O-shaped groove structure between the upper pressure plate cover and the lower pressure plate cover, a stopper is hinged to the trigger rod connector through a stopper pin, the stopper abuts against the cutting transmission part, a stopper spring is coaxially arranged on the stopper pin, and two ends of the stopper spring abut against the trigger rod connector and the stopper respectively.
4. The cutting closure device of an endoscopic stapler assembly of claim 1, wherein the staple cartridge mechanism comprises a staple cartridge;
the nail abutting grooves are arranged at one side position close to the nail bin, the number of the nail abutting grooves is multiple, the nail abutting grooves correspond to the titanium nails respectively, and the nail abutting grooves are of a water-drop structure.
5. The cutting and closing device of the endoscopic stapler assembly according to claim 2, further comprising a staple cartridge support, wherein the staple cartridge support is arranged at a position on one side of the staple cartridge where a staple pushing slider is arranged, the staple cartridge support is fixedly installed with the staple cartridge, the staple pushing slider slides between the staple cartridge and the staple cartridge support, and the staple cartridge support is fixedly installed with the staple abutting seat mechanism.
6. The cutting closure device of the endoscopic stapler assembly according to claim 5, wherein a pair of cutting blades are provided on the cutting blade head, the pair of cutting blades are respectively provided in an arc structure at the upper and lower ends of the cutting blade head, and the arc diameter of the cutting blade is consistent with the nail bin support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959976.1A CN113476089A (en) | 2021-08-20 | 2021-08-20 | Cutting closing device of endoscope anastomat assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110959976.1A CN113476089A (en) | 2021-08-20 | 2021-08-20 | Cutting closing device of endoscope anastomat assembly |
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| Publication Number | Publication Date |
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| CN113476089A true CN113476089A (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110959976.1A Pending CN113476089A (en) | 2021-08-20 | 2021-08-20 | Cutting closing device of endoscope anastomat assembly |
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| CN (1) | CN113476089A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114176691A (en) * | 2021-12-23 | 2022-03-15 | 宝玛医疗科技(无锡)有限公司 | Nail abutting seat and anastomat |
| WO2024011470A1 (en) * | 2022-07-13 | 2024-01-18 | 武汉迈瑞医疗技术研究院有限公司 | Surgical instrument, anastomotic device and staple bin assembly |
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| CN213850866U (en) * | 2020-11-12 | 2021-08-03 | 江苏臣诺医疗器械有限公司 | Linear cutting anastomat |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114176691A (en) * | 2021-12-23 | 2022-03-15 | 宝玛医疗科技(无锡)有限公司 | Nail abutting seat and anastomat |
| WO2024011470A1 (en) * | 2022-07-13 | 2024-01-18 | 武汉迈瑞医疗技术研究院有限公司 | Surgical instrument, anastomotic device and staple bin assembly |
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Application publication date: 20211008 |