CN204484220U - A kind of reversible adjustment and nail bin removable tubular coinciding machine - Google Patents
A kind of reversible adjustment and nail bin removable tubular coinciding machine Download PDFInfo
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- CN204484220U CN204484220U CN201520105491.6U CN201520105491U CN204484220U CN 204484220 U CN204484220 U CN 204484220U CN 201520105491 U CN201520105491 U CN 201520105491U CN 204484220 U CN204484220 U CN 204484220U
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- barral
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Abstract
The utility model discloses a kind of reversible adjustment and nail bin removable tubular coinciding machine, relate to technical field of medical instruments, comprise anastomat, first clamper and the second clamper, anastomat comprises pikestaff, barral of a gun, nail bin and anvil block, pikestaff is connected with connecting rod, connecting rod is controlled by the first knob on pikestaff, barral of a gun one end is provided with the ring that is rotatably connected, be connected for detachable between nail bin with barral of a gun, with through hole on the matching surface of nail bin, with the first inserted link on the matching surface of anvil block, first inserted link to be inserted in described through hole and to form detachable connection with connecting rod end, the body of rod of barral of a gun is provided with the movable joint in convertible direction, described movable joint is controlled by the swingle on pikestaff.The anastomat nail storehouse of this coinciding machine is dismountable, the nail bin of replaceable different size, and the barral of a gun of this anastomat can freely rotate and change direction simultaneously, is easy to doctor and finds anastomotic site smoothly.
Description
Technical field
This utility model relates to technical field of medical instruments.
Background technology
Anastomat is conventional medical apparatus and instruments, it is usually used in alimentary tract anastomosis operation technique, such as anastomose esophagus stomach, gastrointestinal anastomosis, in the operation technique of intestinal canal anastomosis, conventional tube type anastomat, be applied to open, in the operation of large otch, even there do not have to be applied to thoracoscope and peritoneoscope etc. to be at present airtight, tube type anastomat under Wicresoft's environment, current tube type anastomat nail bin and barral of a gun connect together, need to put in human body together with barral of a gun and nail bin in operation process, operative incision is larger, and the size of the stitching required for anastomosis operation of different parts is different in human body, the size of the nail bin matching surface of traditional anastomat and the size of anvil block are all changeless, a kind of anastomat of model can only carry out the operation technique adapted with it, limitation is very large, and nail bin and barral of a gun are fixed together, can not change, anastomat barral of a gun traditional is in addition fixing, can not carry out rotating and break-in, the position needing to coincide not easily is touched in the process of operation, cause difficulty to the work of coincideing.
So need a kind of novel apparatus now, anastomosis can be realized in the surgical environments of, Wicresoft airtight at thoracoscope and peritoneoscope etc., and can solve the problem.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of reversible adjustment and nail bin removable tubular coinciding machine, the anastomat nail storehouse of this coinciding machine is dismountable, the nail bin of replaceable different size, and when entering human body not along with barral of a gun enters together, avoid larger otch, anvil block and nail bin is clamped respectively by the first clamper and the second clamping, the connection of nail bin and barral of a gun is realized at the cavity inside of human body, the connection of anvil block and nail bin, convenient, second clamper can also be used for the fixing of coat of the stomach simultaneously, the barral of a gun of this anastomat can freely rotate and change direction, be easy to doctor and find anastomotic site smoothly.
The technical scheme taked for this utility model that solves the problem is: a kind of reversible adjustment and nail bin removable tubular coinciding machine, comprise anastomat, first clamper and the second clamper, described anastomat comprises pikestaff, barral of a gun, nail bin and anvil block, described pikestaff is connected with connecting rod, described connecting rod is controlled by the first knob on pikestaff, described barral of a gun one end is provided with the ring that is rotatably connected, described connecting rod to be inserted in barral of a gun and from the other end of barral of a gun with one end of the ring that is rotatably connected from barral of a gun and to stretch out, described barral of a gun is connected with pikestaff by the ring that is rotatably connected, described nail bin is connected for detachable with between barral of a gun, with through hole on the matching surface of described nail bin, described connecting rod inserts from the side of through hole and stretches out from opposite side, with the first inserted link on the matching surface of described anvil block, described first inserted link to be inserted in described through hole and to form detachable connection with connecting rod end, the body of rod of barral of a gun is provided with the movable joint in convertible direction, described movable joint is controlled by the swingle on pikestaff, the bare terminal end of described first clamper is in can two right angled isosceles triangle shapes of clamping quadrate mutually, and one end of described second clamper is the second knob, and the other end is extended in the spring housing of the second clamper outside under the control of the second knob.
Preferably, described nail bin comprises conical section and cylindrical section, described cylindrical section is connected with the larger end of conical section, described nail bin is provided with the second inserted link, described second inserted link is hollow structure, described second inserted link connects with one end of described through hole and is interconnected, described connecting rod to insert in the second inserted link and enters in described through hole, the end of described second inserted link is provided with and protrudes from the second plunger surface and the first Clip Reed in regracting second inserted link, and the inwall of barral of a gun is fixed with the first screens sheet that the first Clip Reed can be headed in the second inserted link.
Preferably, the end of described connecting rod is pointed structures, described first inserted link is also hollow structure, it is inner that described connecting rod is inserted into the first inserted link, be provided with the groove of circular arc in the end of connecting rod, the inwall of the first inserted link is fixed with the projection with the circular arc of described fit depressions screens.
Preferably, described movable joint one end is rotationally connected by two rotating shafts and barral of a gun inwall, the other end is fixedly connected with barral of a gun, rotating shaft is provided with annular tooth, be fixedly connected with the gear in pikestaff by connecting rod bottom described swingle, described gear and pikestaff inwall hinged, between gear and the annular tooth of two rotating shafts, be connected with chain, two rotating shafts walked around by described chain and gear also engages each other with the gear teeth on annular tooth, gear respectively, is provided with flexible soft cover in the outside of described movable joint.
Preferably, the inwall of barral of a gun is also provided with the limited block preventing the second inserted link to the inner movement of barral of a gun, distance between described limited block and the first screens sheet equals the length of the first Clip Reed, and the outer wall of barral of a gun is provided with the first pushing and withstanding block for pushing and withstanding first Clip Reed.
Preferably, the control end of described first clamper be two can control bare terminal end hold conjunction portion, hold at two the grab being provided with between conjunction portion and can mutually engaging.
Preferably, described second clamper comprises connecting-rod body, and described spring housing is positioned at one end of connecting-rod body, and described second knob is positioned at the other end of connecting-rod body, is connected between described spring housing with the second knob by the drive link of connecting-rod body inside.
Preferably, be rotatably connected described in hinged between ring and pikestaff.
The beneficial effect adopting technique scheme to produce is: the anastomat nail storehouse of this coinciding machine is detachable grafting between barral of a gun, the nail bin of replaceable different size, nail bin enters from a little otch together with anvil block, avoid in open surgery and select larger otch, reduce patient suffering, in addition, barral of a gun can rotate and break-in, thus drive rotation and the break-in of nail bin, be conducive to the location that surgical staff completes position in human body, and the second clamper can also be used to need the coat of the stomach of stitching to be fixed on nail bin, be conducive to the stitching of coat of the stomach, no matter be thoracoscope or laparoscopic surgery, this tubular anastomat tool all can coincide in airtight Wicresoft environment, still belong to the first.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail:
The structural representation of anastomat in Fig. 1 this utility model;
The structural representation of Fig. 2 nail bin;
The structural representation of Fig. 3 anvil block;
The structural representation of Fig. 4 barral of a gun and inner connecting rod;
The partial enlargement structural representation of Fig. 5 Fig. 1;
The syndeton schematic diagram of Fig. 6 swingle and movable joint;
The structural representation of Fig. 7 first clamper;
The structural representation of Fig. 8 second clamper.
Wherein, 1, pikestaff, 2, barral of a gun, 3, nail bin, 4, anvil block, 5, connecting rod, 6, hands handle, 7, be rotatably connected ring, 8, through hole, 9, first inserted link, 10, movable joint, 11, swingle, 12, bare terminal end, 13, second inserted link, 14, first Clip Reed, 15, first screens sheet, 16, first knob, 17, second knob, 18, rotating shaft, 19, connecting rod, 20, gear, 21, chain, 22, flexible soft cover, 23, limited block, 24, first pushing and withstanding block, 25, spring housing, 26, control end, 27, groove, 28, protruding, 29, grab, 30, connecting-rod body, 31, drive link.
Detailed description of the invention
As shown in Figure 1: a kind of reversible adjustment and nail bin removable tubular coinciding machine, comprise anastomat, first clamper and the second clamper, described anastomat comprises pikestaff 1, barral of a gun 2, nail bin 3 and anvil block 4, described pikestaff 1 is connected with connecting rod 5, described connecting rod 5 is controlled by the first knob 16 on pikestaff 1, described barral of a gun 2 one end is provided with the ring 7 that is rotatably connected, described connecting rod 5 to be inserted in barral of a gun 2 with one end of the ring 7 that is rotatably connected from barral of a gun 2 and to stretch out from the other end of barral of a gun 2, described barral of a gun 2 is connected with pikestaff 1 by the ring 7 that is rotatably connected, described nail bin 3 is connected for detachable with between barral of a gun 2, with through hole 8 on the matching surface of described nail bin 3, described connecting rod 5 inserts from the side of through hole 8 and stretches out from opposite side, with the first inserted link 9 on the matching surface of described anvil block 4, described first inserted link 9 to be inserted in described through hole 8 and to form detachable connection with connecting rod 5 end, the body of rod of barral of a gun 2 is provided with the movable joint 10 in convertible direction, described movable joint 10 is controlled by the swingle 11 on pikestaff 1, the bare terminal end 12 of described first clamper is in can two isosceles right triangle shapes of clamping quadrate mutually, one end of described second clamper is the second knob 17, the other end is extended in the spring housing 25 of the second clamper outside under the control of the second knob 17, be rotatably connected and hingedly between ring 7 with pikestaff 1 by rotating the ring 7 that is rotatably connected, barral of a gun 2 rotated, complete the adjustment of angle position.
As Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5, described nail bin 3 comprises conical section and cylindrical section, described cylindrical section is connected with the larger end of conical section, the nail that stitching is used is provided with in cylindrical section, described nail bin 3 is provided with the second inserted link 13, described second inserted link 13 is hollow structure, described second inserted link 13 connects with one end of described through hole 8 and is interconnected, described connecting rod 5 to insert in the second inserted link 13 and enters in described through hole 8, the end of described second inserted link 13 is provided with and protrudes from the second inserted link 13 surface and the first Clip Reed 14 in regracting second inserted link 13, the inwall of barral of a gun 2 is fixed with the first screens sheet 15 that the first Clip Reed 14 can be headed in the second inserted link 13.
The end of connecting rod 5 is pointed structures, be connected with anvil block 4 after being conducive to breaking coat of the stomach, described first inserted link 9 is also hollow structure, it is inner that described connecting rod 5 is inserted into the first inserted link 9, be provided with the groove 27 of circular arc in the end of connecting rod 5, the inwall of the first inserted link 9 is fixed with the projection 28 of the circular arc of the screens that to match with described groove 27.The inwall of barral of a gun 2 is also provided with the limited block 23 preventing the second inserted link 13 to the inner movement of barral of a gun 2, distance between described limited block 23 and the first screens sheet 15 equals the length of the first Clip Reed 14, and the outer wall of barral of a gun 2 is provided with the first pushing and withstanding block 24 for pushing and withstanding first Clip Reed 14.
Turn first knob 16, then connecting rod 5 can shrink in the longitudinal direction, first the barral of a gun 2 not connecting nail bin 3 is inserted human body from less opening, then entangle nail bin 3 with the spring housing 25 of the second clamper and put into human body, after capturing position, the second inserted link 13 of nail bin 3 is inserted in barral of a gun 2, because the second inserted link 13 is hollow structure, so now connecting rod 5 is also inserted into the inside of the second inserted link 13, after second inserted link 13 enters into barral of a gun 2, the first Clip Reed 14 is promoted to shrink by the first screens sheet 15, continue inwardly motion, the first Clip Reed 14 is outstanding again afterwards for first screens sheet 15 of jumping over, now the first Clip Reed 14 is blocked by the first screens sheet 15, and the opposite side of the first Clip Reed 14 is limited block 23, first Clip Reed 14 is stuck between the two, reach stable effect, and then by the first gripper anvil block 4, first inserted link 9 is inserted in the through hole 8 of nail bin 3, now the pointed ends of connecting rod 5 is stretched out from through hole 8, and connecting rod 5 end enters into the inside of the first inserted link 9, the groove 27 and protruding 28 rear occlusion of extruding mutually, complete the connection of anvil block 4 and nail bin 3, connecting rod 5 is pulled by the first knob 16 on operation pikestaff 1, connecting rod 5 pulls anvil block 4, thus the matching surface of anvil block 4 is contacted with the matching surface of nail bin 3, complete identical work, then handle 6 is pulled, go out stitching, when needs dismounting nail bin 3 time, press the first pushing and withstanding block 24, first Clip Reed 14 is pushed back body of rod inside, then can pull it.
As shown in Figure 6, described movable joint 10 one end is rotationally connected by two rotating shafts 18 and barral of a gun 2 inwall, the other end is fixedly connected with barral of a gun 2, rotating shaft 18 is provided with annular tooth, be fixedly connected with the gear 20 in pikestaff 1 by connecting rod 19 bottom described swingle 11, described gear 20 is hinged with pikestaff 1 inwall, chain 21 is connected with between gear 20 and the annular tooth of two rotating shafts 18, two rotating shafts 18 walked around by described chain 21 and gear 20 also engages each other with the gear teeth on annular tooth, gear 20 respectively, is provided with flexible soft cover 22 in the outside of described movable joint 10.The inwall of barral of a gun 2 is also provided with the limited block 23 preventing the second inserted link 13 to the inner movement of barral of a gun 2, and the distance between described limited block 23 and the first screens sheet 15 equals the length of the first Clip Reed 14.In order to realize the break-in of movable joint 10, pikestaff 1 is provided with swingle 11, rotate swingle 11, then the gear 20 of bottom rotates, and gear 20 drives chain 21 to move, thus drives two rotating shafts 18 of the other end to ipsilateral movement, thus movable joint 10 is offseted to one side, because the other end of movable joint 10 is fixedly connected with barral of a gun 2, so the barral of a gun 2 of opposite side can be driven to move, complete break-in.
As shown in Figure 7, the control end 26 of the first clamper be two can control bare terminal end 12 hold conjunction portion, hold at two and be provided with grab 29, first clamper that can mutually engage between conjunction portion and be used for clamping anvil block 4.
As shown in Figure 8, second clamper comprises connecting-rod body 30, described spring housing 25 is positioned at one end of connecting-rod body 30, described second knob 17 is positioned at the other end of connecting-rod body 30, be connected by the drive link 31 of connecting-rod body 30 inside between described spring housing 25 with the second knob 17, second clamper is used for clamping nail bin 3, nail bin 3 is connected with barral of a gun 2, turn when in use second knob 17, second knob 17 is advanced to connecting-rod body 30 inside, promote the drive link 31 of the inside, the spring housing 25 that drive link 31 promotes end then stretches out connecting-rod body 30, stretch out connecting-rod body 30 rear spring cover 25 and become oval, then entangle nail bin 3 and again reversely rotate the second knob 17, drive link 31 is pulled to be drawn to connecting-rod body 30 inside by spring housing 25, the lasso of spring housing 25 is reduced, nail bin 3 is carried out to block, then the installation of nail bin 3 is carried out, when spring housing 25 all enters connecting-rod body 30 inside, spring housing 25 belongs to contraction state, other second clamper can also fix coat of the stomach, nail bin 3 is pressed to when contacting coat of the stomach by spring housing 25, nail bin 3 just in time wraps up by spring housing 25 coat of the stomach when being enclosed within nail bin 3, then coordinate with anvil block 4 again and carry out stitching work.
This utility model is with split type nail bin 3, it is dismountable socket connection between nail bin 3 and barral of a gun 2, nail bin 3 need not enter human body together with barral of a gun 2, but enter from comparatively minimal incision *, reduce patient suffering, in body cavity, the connection of nail bin 3 and barral of a gun 2 is completed under the clamping of the second clamper, and then utilize the first gripper anvil block 4 to enter the connection with nail bin 3, owing to being detachable connection, so barral of a gun 2 can connect the nail bin 3 of different size, make operation can working place larger, meet the needs of more large area anastomotic position, barral of a gun of the present utility model 2 not only can carry out rotating but also can carrying out break-in in addition, barral of a gun 2 is hinged between ring 7 and pikestaff 1 by being rotatably connected, due to barral of a gun 2 enter into human body after the ring 7 that is rotatably connected be exposed, the ring 7 that is rotatably connected can be rotated to realize the rotation of barral of a gun 2, the swingle 11 controlled on pikestaff 1 makes movable joint 10 change position simultaneously, realize the break-in of barral of a gun 2, barral of a gun 2 drives nail bin 3 to rotate and break-in again, being conducive to surgical staff puts to anastomotic site by nail bin 3 accurately, the bare terminal end 12 of the first clamper is in two isosceles right triangle structures that can fasten, its hold anvil block 4 enter human body by operation control end 26 can be connected between anvil block 4 with nail bin 3 easily.
In sum, the beneficial effect adopting technique scheme to produce is: the anastomat nail storehouse of this coinciding machine is detachable grafting between barral of a gun, the nail bin of replaceable different size, nail bin enters from a little otch together with anvil block, avoid in open surgery and select larger otch, reduce patient suffering, in addition, barral of a gun can rotate and break-in, thus drive rotation and the break-in of nail bin, be conducive to the location that surgical staff completes position in human body, and the second clamper can also be used to need the coat of the stomach of stitching to be fixed on nail bin, be conducive to the stitching of coat of the stomach, no matter be thoracoscope or laparoscopic surgery, this tubular anastomat tool all can coincide in airtight Wicresoft environment, still belong to the first.
Claims (8)
1. a reversible adjustment and nail bin removable tubular coinciding machine, it is characterized in that: comprise anastomat, first clamper and the second clamper, described anastomat comprises pikestaff (1), barral of a gun (2), nail bin (3) and anvil block (4), described pikestaff (1) is connected with connecting rod (5), described connecting rod (5) is controlled by the first knob (16) on pikestaff (1), described barral of a gun (2) one end is provided with the ring that is rotatably connected (7), described connecting rod (5) to be inserted into one end of the ring that is rotatably connected (7) in barral of a gun (2) from barral of a gun (2) and to stretch out from the other end of barral of a gun (2), described barral of a gun (2) is connected with pikestaff (1) by the ring that is rotatably connected (7), be connected for detachable between described nail bin (3) with barral of a gun (2), with through hole (8) on the matching surface of described nail bin (3), described connecting rod (5) inserts from the side of through hole (8) and stretches out from opposite side, with the first inserted link (9) on the matching surface of described anvil block (4), described first inserted link (9) to be inserted in described through hole (8) and to form detachable connection with connecting rod (5) end, the body of rod of barral of a gun (2) is provided with the movable joint (10) in convertible direction, described movable joint (10) is controlled by the swingle (11) on pikestaff (1), the bare terminal end (12) of described first clamper is in can two right angled isosceles triangle shapes of clamping quadrate mutually, one end of described second clamper is the second knob (17), and the other end is extended in the spring housing (25) of the second clamper outside under the control of the second knob (17).
2. the reversible adjustment of one according to claim 1 and nail bin removable tubular coinciding machine, it is characterized in that: described nail bin (3) comprises conical section and cylindrical section, described cylindrical section is connected with the larger end of conical section, described nail bin (3) is provided with the second inserted link (13), described second inserted link (13) is hollow structure, described second inserted link (13) connects with one end of described through hole (8) and is interconnected, described connecting rod (5) to insert in the second inserted link (13) and enters in described through hole (8), the end of described second inserted link (13) is provided with and protrudes from the second inserted link (13) surface and the first Clip Reed (14) in regracting second inserted link (13), the inwall of barral of a gun (2) is fixed with the first screens sheet (15) that the first Clip Reed (14) can be headed in the second inserted link (13).
3. the reversible adjustment of one according to claim 2 and nail bin removable tubular coinciding machine, it is characterized in that: the end of described connecting rod (5) is pointed structures, described first inserted link (9) is also hollow structure, it is inner that described connecting rod (5) is inserted into the first inserted link (9), be provided with the groove (27) of circular arc in the end of connecting rod (5), the inwall of the first inserted link (9) is fixed with the projection (28) of the circular arc of the screens that to match with described groove (27).
4. the reversible adjustment of one according to claim 3 and nail bin removable tubular coinciding machine, it is characterized in that: described movable joint (10) one end is rotationally connected by two rotating shafts (18) and barral of a gun (2) inwall, the other end is fixedly connected with barral of a gun (2), rotating shaft (18) is provided with annular tooth, described swingle (11) bottom is fixedly connected with the gear (20) in pikestaff (1) by connecting rod (19), described gear (20) is hinged with pikestaff (1) inwall, chain (21) is connected with between gear (20) and the annular tooth of two rotating shafts (18), described chain (21) walk around two rotating shafts (18) and gear (20) and respectively with annular tooth, the gear teeth on gear (20) engage each other, flexible soft cover (22) is provided with in the outside of described movable joint (10).
5. the reversible adjustment of one according to claim 4 and nail bin removable tubular coinciding machine, it is characterized in that: on the inwall of barral of a gun (2), be also provided with the limited block (23) preventing the second inserted link (13) to the inner movement of barral of a gun (2), distance between described limited block (23) and the first screens sheet (15) equals the length of the first Clip Reed (14), and the outer wall of barral of a gun (2) is provided with the first pushing and withstanding block (24) for pushing and withstanding first Clip Reed (14).
6. the reversible adjustment of one according to claim 5 and nail bin removable tubular coinciding machine, it is characterized in that: the control end (26) of described first clamper be two can control bare terminal end (12) hold conjunction portion, hold at two the grab (29) being provided with between conjunction portion and can mutually engaging.
7. the reversible adjustment of one according to claim 6 and nail bin removable tubular coinciding machine, it is characterized in that: described second clamper comprises connecting-rod body (30), described spring housing (25) is positioned at one end of connecting-rod body (30), described second knob (17) is positioned at the other end of connecting-rod body (30), is connected between described spring housing (25) with the second knob (17) by the drive link (31) that connecting-rod body (30) is inner.
8. the reversible adjustment of one according to claim 1 and nail bin removable tubular coinciding machine, is characterized in that: described in be rotatably connected hinged between ring (7) and pikestaff (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105491.6U CN204484220U (en) | 2015-02-13 | 2015-02-13 | A kind of reversible adjustment and nail bin removable tubular coinciding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520105491.6U CN204484220U (en) | 2015-02-13 | 2015-02-13 | A kind of reversible adjustment and nail bin removable tubular coinciding machine |
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| Publication Number | Publication Date |
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| CN204484220U true CN204484220U (en) | 2015-07-22 |
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| CN201520105491.6U Active CN204484220U (en) | 2015-02-13 | 2015-02-13 | A kind of reversible adjustment and nail bin removable tubular coinciding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670339A (en) * | 2018-06-12 | 2018-10-19 | 王从军 | A kind of intracavitary stitching unstrument |
| CN112472186A (en) * | 2020-11-30 | 2021-03-12 | 常州安康医疗器械有限公司 | Osculating component for tubular anastomat |
| CN112890897A (en) * | 2021-01-18 | 2021-06-04 | 江苏钱璟医疗器械有限公司 | Point cutting anastomat with replaceable cutter head |
-
2015
- 2015-02-13 CN CN201520105491.6U patent/CN204484220U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670339A (en) * | 2018-06-12 | 2018-10-19 | 王从军 | A kind of intracavitary stitching unstrument |
| CN108670339B (en) * | 2018-06-12 | 2024-03-29 | 广西医科大学第一附属医院 | Intracavity stitching instrument |
| CN112472186A (en) * | 2020-11-30 | 2021-03-12 | 常州安康医疗器械有限公司 | Osculating component for tubular anastomat |
| CN112890897A (en) * | 2021-01-18 | 2021-06-04 | 江苏钱璟医疗器械有限公司 | Point cutting anastomat with replaceable cutter head |
| CN112890897B (en) * | 2021-01-18 | 2022-11-15 | 江苏钱璟医疗器械有限公司 | Point cutting anastomat with replaceable cutter head |
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