CN109171886B - Clamp type vascular suture device for endoscope - Google Patents

Clamp type vascular suture device for endoscope Download PDF

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Publication number
CN109171886B
CN109171886B CN201811220713.3A CN201811220713A CN109171886B CN 109171886 B CN109171886 B CN 109171886B CN 201811220713 A CN201811220713 A CN 201811220713A CN 109171886 B CN109171886 B CN 109171886B
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spring
hook
fixed shaft
cavity tube
bin
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CN201811220713.3A
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Chinese (zh)
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CN109171886A (en
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朱少金
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28Surgical forceps
    • A61B17/29Forceps for use in minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28Surgical forceps
    • A61B17/29Forceps for use in minimally invasive surgery
    • A61B17/2909Handles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B2017/12004Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28Surgical forceps
    • A61B17/29Forceps for use in minimally invasive surgery
    • A61B2017/2926Details of heads or jaws

Abstract

The invention discloses a clamp-type vascular suture device for a endoscope, which has ingenious structure and strong functions, can conveniently separate vascular suture from a vascular stenosis gap region by separating the vascular stenosis gap, improves the convenience of operation, effectively avoids the problems of large width, inconvenient operation and easy bleeding caused by vascular injury of a traditional closing instrument, and improves the safety of the operation; secondly, through the matching effect of the hook bin mechanism, not only is the pre-operation filling convenient and the operation time in the operation shortened, but also the rapid suturing of blood vessels can be achieved, and the operation convenience and stability of medical staff are improved; and thirdly, for the blood vessel with bleeding, the clamp type blood vessel stitching instrument for the endoscope is used for stitching after clamping, and the blood vessel with bleeding does not need to be separated before stitching, so that the safety and convenience of operation are improved, the practicability of clinical operation is expanded, and the popularization and application of the medical industry are facilitated.

Description

Clamp type vascular suture device for endoscope
Technical Field
The invention relates to the technical field of medical appliances, in particular to a clamp-type vascular suturing device for a endoscope.
Background
Currently, the endoscopic surgery is clinically carried out, and the closing and hemostasis of large blood vessels with the diameter of more than 5mm are all the technical difficulties which bother clinicians, so that some instruments capable of directly closing and hemostasis of large blood vessels are generated, such as a traditional endoscopic vascular cutting suture instrument, a disposable tissue closing clip (hem-o-lock) and the like, but the existing instruments have various defects and shortcomings; 1. because the traditional vascular cutting stitching instrument for the endoscope is of six-row design, the width and the area of the hook bin are large. Before closing the blood vessel, medical staff must separate the blood vessel from surrounding tissues to form an effective space for effective insertion of the instrument, and cutting and suturing the blood vessel. Because a large enough space is needed to be dissociated, the operation difficulty is greatly improved, and in the process of inserting the separated tissues and the instruments, the blood vessel is easily broken and bleeding is greatly caused, the operation time is prolonged, and finally, the great potential safety hazard is brought to the operation of the clinical operation. 2. Although convenient in clinical use of hem-o-lock for clamping blood vessels, hem-o-lock has larger volume, and in some operations with smaller space and tight tissue clearance (such as operations of lung gate parts), the operation can be greatly interfered, in addition, the condition that the blood vessels are damaged and then bleeding at the hem-o-lock clamping position frequently happens clinically, and the conditions of hem-o-lock slipping, collapsing and the like also frequently occur. In view of the above drawbacks, it is necessary to design a clamp-on vascular stapler for a endoscope.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: provides a clamp-type vascular suture device for a endoscope, which solves the problems in the background technology.
In order to solve the technical problems, the technical scheme of the invention is as follows: the clamp type vascular stapler for the endoscope comprises a fixed handle, a lumen, a push rod, a first spring, a first fixed shaft, an extrusion clamping plate, a second fixed shaft, a hook bin, a first spring piece, a second spring, a piston, a closing hook and a separating plate, wherein the lumen is positioned at the upper right end of the fixed handle, the lumen is integrally connected with the fixed handle, the push rod is positioned in the lumen, the push rod is slidably connected with the lumen, the first spring is positioned at the lower inner end of the lumen, the first spring is connected with the lumen in a welding way, the first spring is connected with the push rod in a welding way, the first fixed shaft penetrates through the right top inside the lumen, the first fixed shaft is in close fit connection with the lumen, the extrusion clamping plate penetrates through the upper outer wall of the first fixed shaft, the extrusion clamping plate is rotationally connected with the first fixed shaft, the second fixed shaft penetrates through the left top inside the lumen, the second fixed shaft is in close fit connection with the cavity tube, the hook bin penetrates through the upper end of the outer wall of the second fixed shaft, the hook bin is in rotary connection with the second fixed shaft, the first spring piece is positioned between the extrusion clamping plate and the hook bin, the first spring piece is respectively in welded connection with the extrusion clamping plate and the hook bin, the second spring piece is positioned between the top end inside the cavity tube and the hook bin, the second spring piece is respectively in welded connection with the cavity tube and the hook bin, the second spring is positioned at the lower end inside the hook bin, the second spring is in welded connection with the hook bin, the piston is positioned at the top of the second spring, the piston is in welded connection with the second spring, the piston is in sliding connection with the hook bin, the number of the closing hooks is a plurality of pieces, the closing hooks are sequentially distributed inside the hook bin from left to right, the closing hooks are in sliding connection with the hook bin, the separating plate is positioned at the left side of the top of the cavity tube, the separation plate is integrally connected with the cavity tube.
Further, a third fixed shaft penetrates through the left side of the lower end inside the cavity tube, and the third fixed shaft is in tight fit connection with the cavity tube.
Further, a rotating handle penetrates through the left side of the outer wall of the third fixed shaft, and the rotating handle is connected with the third fixed shaft in a rotating mode.
Further, the left side of the lower end inside the cavity tube is also provided with an avoidance groove.
Further, a first avoiding hole is further formed in the right side of the upper end inside the hook bin, and the first avoiding hole is a rectangular through hole.
Further, a second avoidance hole is further formed in the left side of the upper end inside the hook bin, and the second avoidance hole is a rectangular through hole.
Further, the top of the separation plate is an arc-shaped round corner.
Further, the top of the left side of the separation plate is also provided with a placing groove, and the placing groove is a groove.
Further, a third avoidance hole is further formed in the front end of the inside of the hook bin, and the third avoidance hole is a rectangular through hole.
Further, the front end of the piston is also provided with an adjusting block, the adjusting block is connected with the piston in a welding mode, and the adjusting block is connected with the third avoidance hole in a sliding mode.
Compared with the prior art, before operation, medical staff pulls the adjusting block to realize that the adjusting block drives the piston to overcome the resilience force of the second spring to slide from left to right along the third avoidance hole, the piston moves to the right side inside the hook bin, then medical staff puts a plurality of closed hooks into the hook bin from the first avoidance hole, after the closed hooks are put into the hook bin, the adjusting block is loosened again, namely, under the action of the second spring, the piston moves from right to left along the inner wall of the hook bin, namely, the piston pushes the closed hooks leftwards to realize the fixation of the closed hooks, during operation, the medical staff holds the fixed handle and the rotary handle to enable the cavity tube to extend into a patient from the minimally invasive hole, after the hook bin is positioned at a blood vessel closing position, the movement is stopped, and then the operation is carried out with a slight amplitude, so that the separating plate is inserted between the blood vessel and surrounding tissues, because the top of the separating plate is an arc round angle and the width is narrow, the purpose of stripping blood vessels can be achieved, the blood vessels are conveniently inserted into a narrow region of the blood vessels, the upper end of the blood vessels is a hook bin, the lower end of the blood vessels is the separating plate, then medical staff presses the rotating handle to realize that the rotating handle rotates by taking the third fixed shaft as the circle center, at the moment, the pushing of the push rod can be achieved through the rotating action of the rotating handle, namely the push rod overcomes the resilience force of the first spring and slides towards the front end along the cavity tube, when the push rod slides forwards to push the extrusion clamping plate, the extrusion clamping plate can rotate downwards by taking the first fixed shaft as the circle center through the thrust action of the push rod, when the extrusion clamping plate contacts the closed hooks in the hook bin downwards, the closed hooks can slide downwards through the second avoidance holes through the thrust action of the extrusion clamping plate, and the pushing force effect of the extrusion clamping plate is synchronous, can realize that the storehouse hook uses the second fixed axle as centre of a circle rotatory clamping vessel downwards, after the closed hook is deep into patient's vessel, because of the barrier effect of division board, can realize the crooked of closed hook, ensure promptly that closed hook can close the vessel, then medical personnel unclamp the twist grip, the resilience effect through first spring, realize push rod promotion twist grip with the reverse rotatory reduction of third fixed axle, then the resilience effect through first spring leaf, realize the rotatory opening of extrusion splint, finally medical personnel take out the closed vessel from the patient and accomplish the operation promptly, this clamp-type vessel suture ware for laparoscopic surgery is ingenious in structure, powerful, firstly, through the narrow separation design of vessel, can conveniently peel off the narrow region of vessel, the convenience of improvement operation, the effectual traditional closer width of avoiding causes inconvenient operation, and increased the operation space, the problem that leads to a large amount of bleeding of patient easily, secondly through the cooperation effect of hook storehouse mechanism, not only be convenient for the art pre-operative packing, shorten preoperative time, can also reach quick closed vessel in addition, improve medical personnel simple operation and stable effect, the traditional operation, the operation is complicated, and the operation is realized in order to put forward the operation, and the operation is convenient for the closed slot is realized in order to put forward the clinical operation, the clinical operation has been put forward, and is convenient for the closed the clinical operation has been put forward, and put down the closed the hook.
Drawings
FIG. 1 is a front view of a clamp-on vascular stapler for a endoscope;
FIG. 2 is a cross-sectional view of a clamp-on vascular stapler for a endoscope;
FIG. 3 is a perspective view of a clamp-on vascular stapler for a endoscope;
FIG. 4 is an enlarged perspective view of the hook compartment portion;
FIG. 5 is an enlarged perspective view showing a closed state of the pressing splint;
FIG. 6 is an enlarged cross-sectional view of the hook cartridge portion;
fig. 7 is an enlarged sectional view of the rotary handle portion.
The device comprises a fixed handle 1, a cavity tube 2, a push rod 3, a first spring 4, a first fixed shaft 5, an extrusion clamping plate 6, a second fixed shaft 7, a hook cabin 8, a first spring piece 9, a second spring piece 10, a second spring 11, a piston 12, a closing hook 13, a separating plate 14, a third fixed shaft 201, a rotating handle 202, an avoidance groove 203, a first avoidance hole 801, a second avoidance hole 802, a third avoidance hole 803, an adjusting block 1201 and a placing groove 1401.
The following detailed description will be further described in conjunction with the above-described figures.
Detailed Description
In the following, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other instances well-known process steps are not described in detail.
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the clamp-type vascular stapler for endoscope comprises a fixed handle 1, a lumen 2, a push rod 3, a first spring 4, a first fixing shaft 5, an extrusion clamping plate 6, a second fixing shaft 7, a hook chamber 8, a first spring piece 9, a second spring piece 10, a second spring 11, a piston 12, a closing hook 13 and a separating plate 14, wherein the lumen 2 is positioned at the upper right end of the fixed handle 1, the lumen 2 is integrally connected with the fixed handle 1, the push rod 3 is positioned in the lumen 2, the push rod 3 is slidably connected with the lumen 2, the first spring 4 is positioned at the lower inner end of the lumen 2, the first spring 4 is welded with the push rod 3, the first fixing shaft 5 penetrates through the upper right end of the inner part of the lumen 2 and is tightly matched with the lumen 2, the extrusion splint 6 penetrates through the upper end of the outer wall of the first fixed shaft 5, the extrusion splint 6 is rotationally connected with the first fixed shaft 5, the second fixed shaft 7 penetrates through the left top end of the inside of the cavity tube 2, the second fixed shaft 7 is tightly connected with the cavity tube 2, the hook bin 8 penetrates through the upper end of the outer wall of the second fixed shaft 7, the hook bin 8 is rotationally connected with the second fixed shaft 7, the first spring piece 9 is positioned between the extrusion splint 6 and the hook bin 8, the first spring piece 9 is respectively welded and connected with the extrusion splint 6 and the hook bin 8, the second spring piece 10 is positioned between the top end of the inside of the cavity tube 2 and the hook bin 8, the second spring piece 10 is respectively welded and connected with the cavity tube 2 and the hook bin 8, the second spring 11 is positioned at the lower end of the inside of the hook bin 8, the second spring 11 is welded and connected with the hook bin 8, the piston 12 is positioned at the top of the second spring 11, piston 12 links to each other with the welding of second spring 11, just piston 12 links to each other with hook storehouse 8 slip, the 13 quantity of closed hook is a plurality of pieces, closed hook 13 distributes in the inside of hook storehouse 8 from a left side to the right side in proper order, closed hook 13 links to each other with hook storehouse 8 slip, separating plate 14 is located cavity 2 top left side, separating plate 14 links to each other with cavity 2 an organic whole, cavity 2 inside lower extreme left side still runs through third fixed axle 201, third fixed axle 201 links to each other with cavity 2 close-fitting, third fixed axle 201 outer wall left side still runs through twist grip 202, twist grip 202 rotates with third fixed axle 201 and links to each other, cavity 2 inside lower extreme left side still is equipped with dodges recess 203, the inside upper end right side of hook storehouse 8 still is equipped with first dodge hole 801, first dodge hole 801 is the rectangle through-hole, the inside upper end left side of hook storehouse 8 still is equipped with the second dodge hole 802, the second dodge hole 802 is the rectangle through-hole, separating plate 14 is the rectangle top, separating plate 201 outer wall left side still runs through has twist grip 803, twist grip 803 is equipped with the recess 1201 is the side is dodged to the third fixed axle 201, the side is equipped with the recess 1201 is dodged to the recess 1201 is left side, the recess is still is equipped with the recess 1201 is left side, the recess is left side and is kept away to the back side, the back is equipped with the back side to the back side.
Before operation, a medical staff pulls the adjusting block 1201 to realize that the adjusting block 1201 drives the piston 12 to overcome the resilience force of the second spring 11 to slide from left to right along the third avoidance hole 803, the piston 12 moves to the right side inside the hook cabin 8, then the medical staff puts a plurality of closing hooks 13 into the hook cabin 8 from the first avoidance hole 801, after the closing hooks 13 are put in, the adjusting block 1201 is released, namely, under the action of the second spring 11, the piston 12 moves from right to left along the inner wall of the hook cabin 8, namely, the piston 12 pushes the closing hooks to left to fix the closing hooks 13, when operation is performed, the medical staff holds the fixed handle 1 and the rotary handle 202 to deep the cavity tube 2 into a patient body from the minimally invasive hole, stops moving after the hook cabin 8 is in a vascular closing position, and then operates with a slight amplitude, the separation plate 14 is inserted between the blood vessel and the surrounding tissues, the purpose of peeling off the blood vessel can be achieved because the top of the separation plate 14 is an arc round angle and the width is narrow, the blood vessel is conveniently inserted into a narrow region of the blood vessel, the upper end of the blood vessel is a hook bin 8, the lower end of the blood vessel is the separation plate 14, then a medical staff presses a rotating handle 202 to realize the rotation of the rotating handle 202 by taking a third fixed shaft 201 as a circle center, at the moment, the pushing of the push rod 3 can be achieved through the rotating action of the rotating handle 202, namely, the push rod 3 slides forward along the cavity tube 2 against the resilience force of the first spring 4, when the push rod 3 slides forward to push the extrusion clamping plate 6, the extrusion clamping plate 6 can be rotated downwards by taking the first fixed shaft 5 as the circle center through the pushing action of the push rod 3, when the extrusion clamping plate 6 contacts the closing hook 13 in the hook bin 8 downwards, can make the closure hook 13 pass the second and dodge the hole 802 and slide out downwards, and is synchronous, because of the thrust effect of extrusion splint 6, can realize that bin hook 8 uses second fixed axle 7 as centre of a circle downthehole rotatory clamping vessel, after closure hook 13 is deep into patient's vessel downwards, because of the barrier effect of separator plate 14, can realize closure hook 13's bending, ensure that closure hook 13 can close the vessel promptly, then medical personnel unclamp twist grip 202, through the resilience effect of first spring 4, realize push rod 3 promotion twist grip 202 with the reverse rotation of third fixed axle 201 reset, then through the resilience effect of first spring leaf 9, realize the rotatory opening of extrusion splint 6, finally medical personnel will close the ware and draw out from the patient and accomplish the operation, simultaneously, second spring leaf 10 is for making things convenient for hook bin 8 rotatory reset, standing groove 1401 is for improving closure effect of closure hook 13.
The present invention is not limited to the above-described specific embodiments, and various modifications may be made by those skilled in the art without inventive effort from the above-described concepts, and are within the scope of the present invention.

Claims (3)

1. The clamp-type vascular stapler for the endoscope is characterized by comprising a fixed handle, a cavity tube, a push rod, a first spring, a first fixed shaft, an extrusion clamping plate, a second fixed shaft, a hook bin, a first spring piece, a second spring, a piston, a closing hook and a separating plate, wherein the cavity tube is positioned at the upper right end of the fixed handle, the cavity tube is integrally connected with the fixed handle, the push rod is positioned in the cavity tube, the push rod is slidably connected with the cavity tube, the first spring is positioned at the lower inner end of the cavity tube, the first spring is welded with the cavity tube and connected with the first spring, the first spring is welded with the push rod and connected with the first fixed shaft, the first fixed shaft is in tight fit connection with the cavity tube, the extrusion clamping plate penetrates through the upper outer wall of the first fixed shaft and is rotationally connected with the first fixed shaft, the second fixed shaft penetrates through the left inner end of the cavity tube, the second fixed shaft is in close fit connection with the cavity tube, the hook bin penetrates through the upper end of the outer wall of the second fixed shaft, the hook bin is in rotary connection with the second fixed shaft, the first spring piece is positioned between the extrusion clamping plate and the hook bin, the first spring piece is respectively in welded connection with the extrusion clamping plate and the hook bin, the second spring piece is positioned between the top end inside the cavity tube and the hook bin, the second spring piece is respectively in welded connection with the cavity tube and the hook bin, the second spring is positioned at the lower end inside the hook bin, the second spring is in welded connection with the hook bin, the piston is positioned at the top of the second spring, the piston is in welded connection with the second spring, the piston is in sliding connection with the hook bin, the number of the closing hooks is a plurality of pieces, the closing hooks are sequentially distributed inside the hook bin from left to right, the closing hooks are in sliding connection with the hook bin, the separating plate is positioned at the left side of the top of the cavity tube, the separating plate is integrally connected with the cavity tube, a third fixed shaft is further penetrated in the left side of the lower end inside the cavity tube and is in close fit connection with the cavity tube, a rotating handle is further penetrated in the left side of the outer wall of the third fixed shaft and is connected with the third fixed shaft in a rotating mode, a first avoiding hole is further formed in the right side of the upper end inside the hook bin, the first avoiding hole is a rectangular through hole, a second avoiding hole is further formed in the left side of the upper end inside the hook bin, the second avoiding hole is a rectangular through hole, the top of the separating plate is an arc-shaped round corner, a third avoiding hole is further formed in the front end inside the hook bin, the third avoiding hole is a rectangular through hole, an adjusting block is further arranged at the front end of the piston and is connected with the piston in a welding mode, and the adjusting block is connected with the third avoiding hole in a sliding mode.
2. The clamp-on vascular stapler for a endoscope as defined in claim 1, wherein the left side of the lower end inside the lumen is further provided with a recess for avoiding.
3. The clamp-on vascular stapler for a endoscope as defined in claim 1, wherein the left top end of the separating plate is further provided with a placement groove, and the placement groove is a groove.
CN201811220713.3A 2018-10-19 2018-10-19 Clamp type vascular suture device for endoscope Active CN109171886B (en)

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CN109171886B true CN109171886B (en) 2023-10-31

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112790803B (en) * 2019-10-28 2022-05-27 西安交通大学医学院第一附属医院 Endoscopic double-row type blood vessel stitching instrument for thoracic surgery
CN112790814B (en) * 2021-01-21 2023-08-01 吴一芃 Quick blocking device of free skin flap transplantation operation blood vessel

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CN205814367U (en) * 2016-06-05 2016-12-21 李东林 Vascular suture pincers under peritoneoscope
CN106473788A (en) * 2016-11-03 2017-03-08 上海交通大学医学院附属新华医院 Accurate series blood vessel line cutting stitching instrument and nail kit under a kind of hysteroscope
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697543A (en) * 1996-03-12 1997-12-16 Ethicon Endo-Surgery, Inc. Linear stapler with improved firing stroke
CN202069638U (en) * 2011-04-11 2011-12-14 复旦大学附属中山医院青浦分院 Vascular coarctation clamp for minimal invasive surgeries
WO2016010198A1 (en) * 2014-07-18 2016-01-21 The Industry & Academic Cooperation In Chungnam National University (Iac) Double bladed surgical stapling device
CN104523316A (en) * 2015-01-08 2015-04-22 江苏海泽医疗科技发展有限公司 Automatic multi-shot plastic blood vessel serrefine and serrefine case
CN204428101U (en) * 2015-01-08 2015-07-01 江苏海泽医疗科技发展有限公司 Automatic-repeating blood vessel moulds clamp and folder casket
CN105250008A (en) * 2015-11-10 2016-01-20 上海市肺科医院 Sheathing type blood vessel occlusion clamp for dealing with hemorrhage of blood vessel during thoracoscope pulmonary surgery
CN205814367U (en) * 2016-06-05 2016-12-21 李东林 Vascular suture pincers under peritoneoscope
CN106473788A (en) * 2016-11-03 2017-03-08 上海交通大学医学院附属新华医院 Accurate series blood vessel line cutting stitching instrument and nail kit under a kind of hysteroscope
CN207822197U (en) * 2017-06-23 2018-09-07 西安交通大学医学院第一附属医院 Peripheral artery vein synchronizing design pipe jointer

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