CN106725751B - Foreskin cutting anastomat with continuous stopping device - Google Patents
Foreskin cutting anastomat with continuous stopping device Download PDFInfo
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- CN106725751B CN106725751B CN201611227775.8A CN201611227775A CN106725751B CN 106725751 B CN106725751 B CN 106725751B CN 201611227775 A CN201611227775 A CN 201611227775A CN 106725751 B CN106725751 B CN 106725751B
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- toothed 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
- A61B17/32—Surgical cutting instruments
- A61B17/326—Circumcision apparatus
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
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Abstract
The invention relates to a prepuce cutting anastomat with a relay stop device, which comprises an anastomotic assembly, a driving main body and a handle, wherein the front end of a push rod, which is sleeved in the driving main body and provided with a return spring, is connected with an annular knife in the anastomotic assembly; the driving main body is internally provided with the stop toothed plate and the stop elastic piece, the stop toothed plate is arranged on the inner side wall of the driving main body, the stop elastic piece is arranged at the rear end of the push rod and is clamped on the corresponding stop tooth position of the stop toothed plate along with the push rod moving forwards in the axial direction, so that the locking of the annular knife in the forward foreskin cutting movement process is realized, and the defect that an anastomosis system can return to rebound due to the halfway hand-changing or force-adding stopping or hand-holding posture or hand-holding position changing of the traditional foreskin cutting anastomat, thereby leading to uncontrollable cutting and suturing operation effect and the like is solved, the operation difficulty and the technical requirements on doctor operation are reduced, and the operation safety and operability are improved.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to a prepuce cutting anastomat with a relay stopping device.
Background
Currently, existing circumcision staplers in the market all include an stapling assembly, a drive body, and a handle, but have the following drawbacks when in use:
1. during operation, the foreskin cutting anastomat can not stop changing hands or force from the time of percussion anastomosis pushing to the time of anastomosis cutting ending, if the hands or force are changed or the force is stopped during the process, the anastomosis system can return to rebound, and the defects of uncontrollable cutting and suturing operation effect and the like are caused.
2. The doctor must grasp the hand holding posture and the hand holding position before operation, when the hand holding posture or the hand holding position is improper, the cutting anastomosis cannot be successfully completed at one time, and the hand holding posture or the hand holding position is required to be stopped halfway and changed, at this time, the foreskin cutting anastomat is in an unstressed state and rebounds, when the foreskin is fired again, the cutting position on the foreskin or the sewing position of the sewing nail can be changed, the operation risk is increased, and the operation difficulty and the operation technical requirements on the doctor are increased.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the foreskin cutting anastomat which can stop at any time from firing to the end of anastomosis cutting, the anastomosis cutting system does not rebound, the whole anastomosis cutting system can stop completely in the middle and can return to the state until the anastomosis is completed by the cutting anastomat, thereby effectively reducing the operation difficulty and the technical requirements on the operation of doctors and improving the safety and operability of the operation.
In order to solve the technical problems, the invention adopts the following technical scheme:
the foreskin cutting anastomat comprises an anastomat assembly, a driving main body and a handle, wherein the anastomat assembly is arranged at the front end of the driving main body, and the front end of a push rod, which is sleeved in the driving main body and provided with a reset spring, is connected with an annular knife in the anastomat assembly; the handle is movably arranged at the left side and the right side, and is provided with a transmission rod which is in driving connection with the push rod to drive the push rod to move axially forwards and drive the annular knife to perform forward prepuce cutting movement; the cutting relay stopping device is arranged in the driving main body and comprises a stop toothed plate and a stop elastic piece, the stop toothed plate is arranged on the inner side wall of the driving main body, the stop elastic piece is arranged at the rear end of the push rod and is clamped on the corresponding stop toothed position of the stop toothed plate along with the push rod which moves forward axially, so that the annular knife of the foreskin cutting anastomat is locked in the forward foreskin cutting movement process; and at the moment that the foreskin cutting anastomat completes anastomosis, the stop toothed plate moves towards the inner side wall direction of the driving main body to separate the stop tooth position from the stop elastic sheet, and at the moment, the push rod rebounds to the initial position under the action force of the return spring.
Further, the cutting relay stop device also comprises a jacking and pressing mechanism, the jacking and pressing mechanism comprises a drawer type drag hook and a pressing elastic piece, the drawer type drag hook is movably arranged on the inner side wall of the driving main body back and forth and is in driving connection with a push rod, the push rod drives the drawer type drag hook to move forwards when the foreskin cutting anastomat finishes anastomosis, and the push rod drives the drawer type drag hook to move backwards when the push rod rebounds to an initial position; the stop toothed plate is provided with a drawer type drag hook, one end of the downward-pressing elastic piece is fixedly arranged on the inner side wall of the driving main body, and the other end of the downward-pressing elastic piece acts on the stop toothed plate; when the drawer type drag hook moves forwards to the forefront, the stop toothed plate moves towards the inner side wall of the driving main body under the action of the downward-pressing elastic piece, and when the drawer type drag hook moves backwards to the last, the drawer type drag hook jacks up the stop toothed plate, so that the stop elastic piece is clamped on the corresponding stop toothed position of the stop toothed plate.
Further, the upper surface of the drawer-type drag hook is sequentially provided with a front pull stop block, a rear push stop block, a front top platform and a rear top platform which are provided with bulges at intervals from the front end to the rear end, and the rear end of the stop toothed plate is provided with a rear top platform avoiding hole; in an initial state, the stop toothed plate is arranged on a drawer-type drag hook positioned behind the rear push stop block, and the front propping platform and the rear propping platform prop against the bottom surface of the stop toothed plate and jack up the stop toothed plate; when the foreskin cutting anastomat completes anastomosis, the push rod is connected with the front pull stop block, and drives the drawer type drag hook to move forwards, so that the front top platform slides out of the bottom surface of the stop toothed plate and the rear top platform slides to the position right below the rear top platform avoiding hole, at the moment, the stop toothed plate moves towards the inner side wall direction of the driving main body, and the rear top platform is clamped into the top platform avoiding hole; when the push rod rebounds to the initial position, the push rod is connected with the back push stop block to drive the drawer type drag hook to move backwards, so that the front jacking platform is pushed into the bottom surface of the stop toothed plate, and meanwhile, the back jacking platform slides out of the back jacking platform avoiding hole and is pushed into the bottom surface of the stop toothed plate, and the stop toothed plate is jacked up.
Further, the front top platform and the rear top platform are both inverted-buckle-shaped bosses, and the backward side is an inclined plane or an arc surface.
Further, a sliding groove is formed in the bottom surface of the stop toothed plate, compression surfaces are arranged on the upper surface of the stop toothed plate and positioned on the left side and the right side of the stop toothed position, and the rear top platform avoiding hole is communicated with the sliding groove; the front top platform and the rear top platform can be clamped in the sliding groove in a front-back sliding mode, and the lower pressing elastic piece can be pressed on the pressing surface in a front-back sliding mode.
Further, an installation groove is formed in the inner side wall of the driving main body, and the drawer-type drag hook and the stop toothed plate are arranged in the installation groove.
Further, the front pull stop block, the rear push stop block, the front propping platform, the rear propping platform and the drawer type drag hook are integrally formed, and the stop tooth position, the rear propping platform avoiding hole, the sliding chute, the pressing surface and the stop toothed plate are integrally formed.
Further, a convex ring is arranged on the push rod and is respectively in driving connection with the front pulling stop block and the rear pushing stop block when the foreskin cutting anastomat completes anastomosis and when the push rod rebounds to the initial position.
Further, one end of the stop spring piece is fixed on the push rod through screw installation, the other end of the stop spring piece extends towards the stop toothed plate in a bending mode, and the end of the stop spring piece is clamped on the stop toothed position.
The beneficial effects of the invention are as follows:
the foreskin cutting anastomat has a continuous stopping function by adopting the technical scheme, can stop at any time from firing to the ending of anastomotic cutting, and the anastomotic cutting system does not rebound, and can completely stop in the middle until the cutting anastomat finishes anastomosing (ending of anastomotic cutting), so that the foreskin cutting anastomat can return to the state, and the foreskin cutting anastomat solves the defect that the anastomosing system automatically returns to rebound due to the hand-over or force-over stopping or force-over or hand-holding position-over of the traditional foreskin cutting anastomat, thereby causing uncontrollable cutting and suturing operation effect and the like, effectively reducing operation difficulty and technical requirements on doctor operation, and improving operation safety and operability.
Drawings
Figure 1 is a schematic view of an embodiment of a foreskin cutting stapler with a relay stop according to the invention;
figure 2 is a schematic view of an exploded view of an embodiment of the circumcision stapler with a relay stop according to the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 1 taken along line A-A;
FIG. 4 is an enlarged schematic view of the portion B in FIG. 3;
FIG. 5 is a schematic view of the drawer-type retractor and stop toothed plate mounted to the drive body in an embodiment of the circumcision stapler with a relay stop according to the present invention;
FIG. 6 is a schematic view of the assembly of a drawer-type retractor and stop toothed plate in an embodiment of the circumcision stapler with a relay stop according to the present invention;
FIG. 7 is a schematic view of a drawer-type retractor in an embodiment of a foreskin cutting stapler with a relay stop according to the invention;
figure 8 is a schematic view of a stop tooth plate of an embodiment of a foreskin cutting stapler with a relay stop according to the invention;
figure 9 is a schematic view of a locked state of the cutting relay stop in an embodiment of the circumcision stapler with the relay stop of the present invention;
figure 10 is a schematic view of the structure of the cutting relay stop device of the embodiment of the circumcision stapler with relay stop device of the present invention when the circumcision stapler completes the anastomosis;
FIG. 11 is a schematic view of a pusher and cutting relay in a locked state in an embodiment of a foreskin cutting stapler with a relay according to the invention;
figure 12 is a schematic view of the push rod and cutting relay stop arrangement of an embodiment of the circumcision stapler with relay stop arrangement of the present invention when the circumcision stapler is completed; .
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in figures 1 to 12 of the drawings,
the foreskin cutting anastomat with the continuous stopping device comprises an anastomotic assembly 1, a driving main body 2 and a handle 3, wherein the anastomotic assembly 1 is arranged at the front end of the driving main body 2, and the front end of a push rod 4, which is sleeved with a return spring 5 in the driving main body 2, is connected with an annular knife 6 in the anastomotic assembly 1; the handle 3 is movably arranged at the left side and the right side of the handle 2, and a transmission rod 7 is arranged on the handle and is in driving connection with the push rod 4, so that the push rod 4 is driven to move forwards axially, and the annular knife 6 is driven to perform forward prepuce cutting movement.
The cutting relay stopping device is arranged in the driving main body 2 and comprises a stop toothed plate 8 and a stop elastic piece 9, the stop toothed plate 8 is arranged on the inner side wall of the driving main body 2, and the stop elastic piece 9 is arranged at the rear end of the push rod 4. The specific structure can be as follows: one end of the stop spring piece 9 is fixedly arranged on the push rod 4 through a screw 91, the other end of the stop spring piece extends towards the stop toothed plate 8 in a bending way, and the end part of the stop spring piece is clamped on the stop tooth position 81; the cutting relay stopping device further comprises a jacking and pressing mechanism, the jacking and pressing mechanism comprises a drawer-type drag hook 10 and a pressing elastic piece 11, the drawer-type drag hook 10 is installed on the inner side wall of the driving main body 2 in a back-and-forth movable mode and is in driving connection with the push rod 4, the stopping toothed plate 8 is installed on the drawer-type drag hook 10, one end of the pressing elastic piece 11 is installed and fixed on the inner side wall of the driving main body 2, and the other end of the pressing elastic piece is applied to the stopping toothed plate 8. The inner side wall of the driving main body 2 is provided with an installation groove 21, the drawer type drag hook 10 and the stop toothed plate 8 are arranged in the installation groove 21, the upper surface of the drawer type drag hook 10 is sequentially provided with a front pull stop block 101, a rear push stop block 102, a front top platform 103 and a rear top platform 104 which are provided with protrusions at intervals from the front end to the rear end, the front pull stop block 101, the rear push stop block 102, the front top platform 103 and the rear top platform 104 can be integrally formed (such as integral injection molding) with the drawer type drag hook 10, the front top platform 103 and the rear top platform 104 can be reversely buckled bosses, an inclined plane or an arc surface is arranged at the rear side, and a rear top platform avoidance hole 82 is formed at the rear end of the stop toothed plate 8; in the initial state, the stop toothed plate 8 is mounted on the drawer-type drag hook 10 positioned behind the rear push stop block 102, and the front top platform 103 and the rear top platform 104 are propped against the bottom surface of the stop toothed plate 8 to prop up the stop toothed plate 8. The bottom surface of the stop toothed plate 8 is provided with a sliding groove 83, the upper surface of the stop toothed plate is provided with a compression surface 84 at the left side and the right side of the stop toothed position 81, the rear top platform avoiding hole 82 is communicated with the sliding groove 83, and the stop toothed position 81, the rear top platform avoiding hole 82, the sliding groove 83 and the compression surface 84 can be integrally formed (such as integrally injection molding) with the stop toothed plate 8; the front top 103 and the rear top 104 are slidably engaged in the slide groove 83, and the pressing spring 11 is slidably pressed against the pressing surface 84. The push rod 4 is provided with a convex ring 41, and the convex ring 41 is respectively in driving connection with the front pulling stop block 101 and the back pushing stop block 102 when the foreskin cutting anastomat completes anastomosis and when the push rod 4 rebounds to an initial position.
In the use process of the foreskin cutting anastomat with the continuous stop device, the push rod 4 with the stop spring piece 9 moving forwards along with the axial direction is clamped on the corresponding stop tooth position 81 of the stop toothed plate 8, so that the locking of the annular knife 6 of the foreskin cutting anastomat in the forward foreskin cutting movement process (namely the locking of the whole anastomotic system) is realized; at the moment when the foreskin cutting anastomat completes anastomosis, the stop toothed plate 8 moves towards the inner side wall of the driving main body 2 to separate the stop tooth position 81 from the stop elastic sheet 9, and the push rod 4 is rebounded to the initial position under the action of the return spring 5. The method comprises the following steps: when the foreskin cutting anastomat completes anastomosis, the push rod 4 is connected with the front pull stop block 101 to drive the drawer type drag hook 10 to move forwards, when the drawer type drag hook 10 moves forwards to the forefront, the front top platform 103 slides out of the bottom surface of the stop toothed plate 8 and the rear top platform 104 slides to be right below the rear top platform avoiding hole 82, at the moment, the stop toothed plate 8 moves towards the inner side wall direction of the driving main body 2, and the rear top platform 104 is clamped into the top platform avoiding hole 82; when the push rod 4 rebounds to the initial position, the push rod 4 is connected with the back push stop block 102 to drive the drawer type drag hook 10 to move backwards, when the drawer type drag hook 10 moves backwards to the end, the front jacking platform 103 is pushed into the bottom surface of the stop toothed plate 8, meanwhile, the rear jacking platform 104 slides out of the rear jacking platform avoidance holes 82 and is pushed into the bottom surface of the stop toothed plate 8, the stop toothed plate 8 is jacked up, and the stop elastic sheet 9 is clamped on the corresponding stop toothed position 81 of the stop toothed plate 8.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Claims (9)
1. The foreskin cutting anastomat with the continuous stopping device comprises an anastomotic assembly (1), a driving main body (2) and a handle (3), wherein the anastomotic assembly (1) is arranged at the front end of the driving main body (2), and the front end of a push rod (4) which is sleeved with a return spring (5) in the driving main body (2) is connected with an annular knife (6) in the anastomotic assembly (1); the handle (3) is movably arranged at the left side and the right side of the driving main body (2), and a transmission rod (7) is arranged on the handle and is in driving connection with the push rod (4) to drive the push rod (4) to axially move forwards and drive the annular knife (6) to perform forward prepuce cutting movement; the method is characterized in that: the cutting relay stopping device is arranged in the driving main body (2) and comprises a stop toothed plate (8) and a stop elastic piece (9), the stop toothed plate (8) is arranged on the inner side wall of the driving main body (2), the stop elastic piece (9) is arranged at the rear end of the push rod (4) and is clamped on a corresponding stop toothed position (81) of the stop toothed plate (8) along with the push rod (4) moving forwards in the axial direction, and the locking of the annular knife (6) of the prepuce cutting anastomat in the forward prepuce cutting movement process is realized; at the moment that the foreskin cutting anastomat completes anastomosis, the stop toothed plate (8) moves towards the inner side wall direction of the driving main body (2) to separate the stop toothed position (81) from the stop elastic sheet (9), and at the moment, the push rod (4) rebounds to the initial position under the acting force of the return spring (5).
2. The circumcision stapler with relay stop as claimed in claim 1, wherein: the cutting relay stop device further comprises a jacking and pressing mechanism, the jacking and pressing mechanism comprises a drawer type drag hook (10) and a pressing elastic piece (11), the drawer type drag hook (10) is movably arranged on the inner side wall of the driving main body (2) back and forth and is in driving connection with the push rod (4), the push rod (4) drives the drawer type drag hook (10) to move forwards when the foreskin cutting anastomat completes anastomosis, and the push rod (4) drives the drawer type drag hook (10) to move backwards when the push rod (4) rebounds to an initial position; the stop toothed plate (8) is provided with a drawer-type drag hook (10), one end of the downward-pressing elastic piece (11) is fixedly arranged on the inner side wall of the driving main body (2), and the other end of the downward-pressing elastic piece acts on the stop toothed plate (8); when the drawer type drag hook (10) moves forwards to the forefront, the stop toothed plate (8) moves towards the inner side wall direction of the driving main body (2) under the action of the downward-pressing elastic piece (11), and when the drawer type drag hook (10) moves backwards to the last, the drawer type drag hook (10) jacks up the stop toothed plate (8) so that the stop elastic piece (9) is clamped on the corresponding stop toothed position (81) of the stop toothed plate (8).
3. The circumcision stapler with relay stop as claimed in claim 2, wherein: the upper surface of the drawer-type drag hook (10) is sequentially provided with a front pull stop block (101), a rear push stop block (102), a front top platform (103) and a rear top platform (104) which are arranged at intervals from the front end to the rear end, and the rear end of the stop toothed plate (8) is provided with a rear top platform avoiding hole (82); in an initial state, the stop toothed plate (8) is arranged on a drawer-type drag hook (10) positioned behind the rear push-out block (102), and the front top platform (103) and the rear top platform (104) are propped against the bottom surface of the stop toothed plate (8) to prop up the stop toothed plate (8); when the foreskin cutting anastomat completes anastomosis, the push rod (4) is connected with the front pull stop block (101) and drives the drawer type drag hook (10) to move forwards, so that the front top platform (103) slides out of the bottom surface of the stop toothed plate (8) and the rear top platform (104) slides to be right below the rear top platform avoiding hole (82), at the moment, the stop toothed plate (8) moves towards the inner side wall direction of the driving main body (2), and the rear top platform (104) is clamped into the top platform avoiding hole (82); when the push rod (4) rebounds to an initial position, the push rod (4) is connected with the rear push stop block (102) to drive the drawer-type drag hook (10) to move backwards, so that the front jacking platform (103) is pushed into the bottom surface of the stop toothed plate (8), and meanwhile, the rear jacking platform (104) slides out of the rear jacking platform avoidance hole (82) and is pushed into the bottom surface of the stop toothed plate (8) to jack up the stop toothed plate (8).
4. The circumcision stapler with relay stop as claimed in claim 3, wherein: the front top platform (103) and the rear top platform (104) are both inverted-buckle-shaped bosses, and the backward side is an inclined plane or an arc surface.
5. The circumcision stapler with relay stop as claimed in claim 4, wherein: the bottom surface of the stop toothed plate (8) is provided with a chute (83), the upper surface of the stop toothed plate is provided with compression surfaces (84) at the left side and the right side of the stop toothed position (81), and the rear jacking platform avoiding hole (82) is communicated with the chute (83); the front top platform (103) and the rear top platform (104) can be clamped in the sliding groove (83) in a front-back sliding mode, and the pressing elastic piece (11) can be pressed on the pressing surface (84) in a front-back sliding mode.
6. The circumcision stapler with relay stop as claimed in claim 5, wherein: the inner side wall of the driving main body (2) is provided with an installation groove (21), and the drawer type drag hook (10) and the stop toothed plate (8) are arranged in the installation groove (21).
7. The circumcision stapler with relay stop as claimed in claim 5, wherein: the front pulling stop block (101), the rear pushing stop block (102), the front propping table (103) and the rear propping table (104) are integrally formed with the drawer type drag hook (10), and the stop gear position (81), the rear propping table avoiding hole (82), the sliding groove (83) and the pressing surface (84) are integrally formed with the stop toothed plate (8).
8. The circumcision stapler with relay stop according to any one of claims 2 to 7, wherein: the push rod (4) is provided with a convex ring (41), and the convex ring (41) is respectively in driving connection with the front pull stop block (101) and the rear push stop block (102) when the foreskin cutting anastomat completes anastomosis and when the push rod (4) rebounds to an initial position.
9. The circumcision stapler with relay stop according to any one of claims 1 to 7, wherein: one end of the stop spring piece (9) is fixedly arranged on the push rod (4) through a screw (91), the other end of the stop spring piece extends towards the stop toothed plate (8) in a bending mode, and the end of the stop spring piece is clamped on the stop toothed position (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227775.8A CN106725751B (en) | 2016-12-27 | 2016-12-27 | Foreskin cutting anastomat with continuous stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611227775.8A CN106725751B (en) | 2016-12-27 | 2016-12-27 | Foreskin cutting anastomat with continuous stopping device |
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| Publication Number | Publication Date |
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| CN106725751A CN106725751A (en) | 2017-05-31 |
| CN106725751B true CN106725751B (en) | 2023-07-07 |
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| CN201611227775.8A Active CN106725751B (en) | 2016-12-27 | 2016-12-27 | Foreskin cutting anastomat with continuous stopping device |
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| CN108338815B (en) * | 2018-03-15 | 2023-10-27 | 无锡市神康医疗器械设备有限公司 | Anastomotic nail pushing device of vascular anastomat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050251063A1 (en) * | 2004-05-07 | 2005-11-10 | Raghuveer Basude | Safety device for sampling tissue |
| CN101445099B (en) * | 2008-11-19 | 2010-12-22 | 奇瑞汽车股份有限公司 | Hand brake motivator |
| CN103070707B (en) * | 2013-01-30 | 2014-08-13 | 天津大学 | Medical stitching instrument with automatic needle replacing function |
| CN204158437U (en) * | 2014-09-19 | 2015-02-18 | 重庆康美唯外科器械有限公司 | The anti-error firing safety mechanism of anastomat and anastomat thereof |
| CN104207812B (en) * | 2014-09-30 | 2017-02-15 | 山东威瑞外科医用制品有限公司 | Stop structure for push plate of stapling device |
| CN105596049B (en) * | 2016-02-25 | 2017-12-26 | 常州市康迪医用吻合器有限公司 | A kind of hysteroscope Endo-GIA |
| CN105902300B (en) * | 2016-04-05 | 2018-05-22 | 广州德脉医疗器械有限公司 | A kind of foreskin Endo-GIA of the rotatable cutting of single endless knife |
| CN206950208U (en) * | 2016-12-27 | 2018-02-02 | 广州德脉医疗器械有限公司 | A kind of foreskin Endo-GIA of band after stop device |
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