CN112741663A - Liquid-suction magnetic type blood vessel anastomat for thoracic surgery - Google Patents
Liquid-suction magnetic type blood vessel anastomat for thoracic surgery Download PDFInfo
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- CN112741663A CN112741663A CN202011593863.6A CN202011593863A CN112741663A CN 112741663 A CN112741663 A CN 112741663A CN 202011593863 A CN202011593863 A CN 202011593863A CN 112741663 A CN112741663 A CN 112741663A
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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
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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
- A61B2017/1107—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis for blood vessels
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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
- A61B2017/1132—End-to-end connections
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
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Abstract
The invention discloses a liquid-absorbing magnetic vessel anastomat for thoracic surgery, which comprises a magnetic-absorbing component, an anastomosis component, a fixed sleeve, a regulating plate, a liquid-absorbing pipe, an end head, an electromagnet, a clamping column, a spring A, a conduit, an elastic pressure rod, a fixed block, a spring B, a limiting slide rod, a fixed shaft and a rotary handle, wherein firstly, the magnetic-absorbing clamping mechanisms designed on the front regulating plate and the rear regulating plate can magnetically absorb and clamp blood vessels, and simultaneously can carry out close-range butt joint on two far-end blood vessels, thereby providing favorable and stable conditions for subsequent anastomosis, and secondly, as a combined anastomosis mechanism is adopted, on the basis of realizing quick anastomosis of the blood vessels, medical personnel can conveniently adjust and disassemble, the convenience and the stability of operation are improved, and finally, the effusion in an operation area in a patient body can be conveniently guided outwards by the auxiliary action of the liquid-absorbing pipe in cooperation with the existing negative pressure equipment, effectively avoid the hydrops siltation to sum up and do benefit to the development of thoracic surgery.
Description
Technical Field
The invention relates to the technical field of thoracic surgical instruments, in particular to a liquid-suction magnetic type blood vessel anastomat for thoracic surgical operations.
Background
The vascular anastomosis technique begins with one hundred years ago, for example, Carrel, a, (1908) and Hopfnet, E, (1903) and the like, and is widely applied to various surgical operations after one hundred years of development. The basic operation principle of the stapler is that two corresponding handle assemblies (generally comprising a staple abutting seat assembly and a staple cartridge assembly) are closed to clamp tissues, and then staples in the staple cartridge assembly of the stapler are pushed out for forming so as to staple the tissues together. In some staplers, a cutting knife is also provided for severing the stapled tissue.
According to the above, the existing vascular anastomat used in clinical thoracic surgery has many defects and shortcomings due to the traditional structure and single function, which are specifically as follows;
1. traditional vascular anastomat can't carry out closely butt joint fast with two blood vessels that are in distal end position, needs multiple medical personnel to operate the operation pincers to centre gripping blood vessel and draws close the butt joint, consequently not only wastes time and energy, operates redundantly miscellaneous, and the surgical instruments because of the operation is more in addition, consequently also greatly increased the operation degree of difficulty.
2. The traditional mode, because of the adoption be that manual operation pincers centre gripping to the blood vessel, consequently poor stability can't carry out effectual fixed to the blood vessel before the complete anastomosis, takes place the slippage easily and not hard up scheduling problem.
3. In the operation process, after the internal hydrops siltation of patient, if do not handle it, just disturb normal operation easily, current clinical drainage tube that generally adopts carries out the water conservancy diversion, but just so increased apparatus quantity, further compressed operating space, become to interfere mutually and aggravate the operation degree of difficulty.
Therefore, in view of the above drawbacks, it is necessary to design a liquid-absorbing magnetic vascular anastomat for thoracic surgery.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a liquid-absorbing magnetic vascular anastomat for thoracic surgery to solve the problems in the background technology.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a liquid suction magnetic type blood vessel anastomat of thoracic surgery operation, includes magnetism subassembly and the subassembly that coincide of inhaling, magnetism subassembly by fixed cover, regulation and control board, pipette, end, electro-magnet, centre gripping post and A spring constitution, the subassembly that coincide constitute by pipe, elasticity depression bar, fixed block, B spring, spacing slide bar, fixed axle and twist grip, the subassembly that coincide place inside magnetism subassembly, the subassembly that coincide adopt swing joint with magnetism, regulation and control board set firmly both ends around the fixed cover, regulation and control board and fixed cover adopt welded connection, the pipette set firmly in regulation and control board outer wall middle-end, pipette and regulation and control board integrated into one piece, the end set firmly in regulation and control board left side port, the end adopt hot melt connection with regulation and control board, the electro-magnet set firmly in the inside lower extreme of end, the electro-magnet and end adopt bolted connection, the centre gripping post cunning locate the inside upper end of end, centre gripping post and end adopt upper and lower sliding connection, A spring housing locate centre gripping post outer wall, A spring and centre gripping post adopt welded connection, just A spring and end adopt hot melt to be connected, the pipe cunning locate fixed cover inside, pipe and fixed cover adopt swing joint, the elasticity depression bar place inside the pipe, elasticity depression bar left side and front and back both ends adopt swing joint with the pipe, just elasticity depression bar right side port adopt welded connection with the pipe, the fixed block set firmly in the inside right side lower extreme of pipe, fixed block and pipe adopt welded connection, B spring set firmly in the fixed block left side, B spring and fixed block adopt welded connection, the spacing slide bar set firmly in the B spring left side, spacing slide bar and B spring adopt welded connection, just spacing slide bar and pipe adopt side to side sliding connection, the fixed axle set firmly both ends around the pipe right side, fixed axle and pipe adopt welded connection, twist grip change and locate the fixed axle outer wall, twist grip and fixed axle adopt to rotate to be connected.
Further, the inside right side front end of fixed cover still run through and have fastened bolt, fastened bolt and fixed cover adopt interior external screw thread to be connected, fixed cover right side top still set firmly connect the electric port, connect electric port and fixed cover and adopt hot melt to be connected, just connect electric port and electro-magnet and adopt the power cord to be connected.
Further, fixed cover both ends still set firmly A spring leaf around the left side, A spring leaf and fixed cover adopt welded connection, just A spring leaf and regulation and control board adopt welded connection.
Further, a plurality of liquid suction holes are formed in the front end and the rear end of the left side of the liquid suction pipe, the liquid suction holes are circular through holes, a pipe end connecting port is fixedly formed in the right side of the liquid suction pipe, and the pipe end connecting port and the liquid suction pipe are integrally formed.
Further, the end be insulating material, the end inside still be equipped with and dodge the groove, dodge the groove and be the recess, the inside lower extreme of end still set firmly the anticreep groove, the anticreep groove be circular recess.
Furthermore, the bottom of the clamping column is also provided with a plurality of anti-skidding grooves, and the anti-skidding grooves are V-shaped grooves.
Further, the right side of the guide pipe is fixedly provided with a handle, the handle and the guide pipe are integrally formed, the upper end of the right side of the guide pipe is provided with a clearance groove, the clearance groove is a rectangular groove, the lower end of the right side of the guide pipe is provided with a clearance hole, the clearance hole is a rectangular through hole, an anastomosis groove is further formed in the port of the left side of the guide pipe, and the anastomosis groove is a rectangular groove.
Furthermore, the bottom of the right side of the limiting slide rod is fixedly provided with a pressing handle, and the pressing handle is connected with the limiting slide rod in a hot melting mode.
Further, the lower end of the right side of the rotating handle is fixedly provided with a spring piece B, the spring piece B is connected with the rotating handle in a welding mode, and the spring piece B is connected with the handle in a welding mode.
Compared with the prior art, the liquid suction magnetic type blood vessel anastomat for the thoracic surgery has the following advantages:
1. firstly, the magnetic clamping mechanisms designed on the front and rear groups of regulating and controlling plates can not only carry out magnetic clamping on the blood vessels, but also can carry out close-range butt joint on the two blood vessels at the far ends, thereby providing favorable and stable conditions for subsequent anastomosis.
2. Secondly because of adopting the anastomotic mechanism of combination formula, consequently on realizing the anastomotic basis fast to the blood vessel, also make things convenient for medical personnel to adjust and dismouting, improved the convenience and the stability of operation.
3. At last by the auxiliary action of pipette, can cooperate current negative pressure equipment, be convenient for carry out outside water conservancy diversion with the regional hydrops of internal operation of patient, effectively avoid the hydrops siltation, to sum up does benefit to developing of thoracic surgery.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front view of a thoracic surgical, fluid-imbibing magnetic vascular stapler;
FIG. 2 is a top view of a thoracic surgical fluid aspirating magnetic vessel stapler;
FIG. 3 is a cross-sectional view taken along line A of a fluid-imbibing magnetic vascular stapler for thoracic surgery;
FIG. 4 is a cross-sectional view of a thoracic surgical fluid-imbibing magnetic vascular stapler taken along line B;
FIG. 5 is an enlarged cross-sectional view of the tip region;
FIG. 6 is a perspective view of a thoracic surgical fluid aspirating magnetic vessel stapler 1;
FIG. 7 is a perspective view of a thoracic surgical fluid aspirating magnetic vessel stapler, FIG. 2;
FIG. 8 is a perspective view of a thoracic surgical fluid aspirating magnetic vessel stapler in an isolated state;
FIG. 9 is an enlarged perspective view of the magnetic assembly;
figure 10 is an enlarged perspective view of the anastomosis assembly.
The device comprises a magnetic suction assembly 1, an anastomosis assembly 2, a fixing sleeve 3, a regulating plate 4, a pipette 5, a tip 6, an electromagnet 7, a metal clamping column 8, an A spring 9, a conduit 10, an elastic pressure rod 11, a fixing block 12, a B spring 13, a limiting sliding rod 14, a fixing shaft 15, a rotating handle 16, a fastening bolt 301, an electric connection port 302, an A spring sheet 303, a liquid suction hole 501, a pipe end connecting port 502, a avoiding groove 601, an anti-falling groove 602, an anti-slip groove 801, a handle 1001, a avoiding groove 1002, a avoiding hole 1003, an anastomosis groove 1004, a pressing handle 1401 and a B spring sheet 1601.
The following detailed description will be further described in conjunction with the above-identified drawings.
Detailed Description
In the following description, 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 cases well-known process steps have not been described in detail.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, a liquid-absorbing magnetic vascular anastomat for thoracic surgery comprises a magnetic suction component 1, an anastomosis component 2, a fixing sleeve 3, a regulation and control plate 4, a liquid suction pipe 5, an end head 6, an electromagnet 7, a metal clamping column 8, an a spring 9, a catheter 10, an elastic pressure rod 11, a fixing block 12, a B spring 13, a limiting slide rod 14, a fixing shaft 15 and a rotating handle 16, wherein the anastomosis component 2 is placed in the magnetic suction component 1, the anastomosis component 2 and the liquid suction pipe 1 are movably connected, the regulation and control plate 4 is fixedly arranged at the front end and the rear end of the fixing sleeve 3, the regulation and control plate 4 is connected with the fixing sleeve 3 by welding, the regulation and control plate 5 is fixedly arranged at the middle end of the outer wall of the regulation and control plate 4, the liquid suction pipe 5 and, the end 6 and the adjusting plate 4 are connected by hot melting, the electromagnet 7 is fixedly arranged at the lower end inside the end 6, the electromagnet 7 is connected with the end 6 by bolts, the metal clamping column 8 is slidably arranged at the upper end inside the end 6, the metal clamping column 8 is slidably connected with the end 6 up and down, the A spring 9 is sleeved on the outer wall of the metal clamping column 8, the A spring 9 is connected with the metal clamping column 8 by welding, the A spring 9 is connected with the end 6 by hot melting, the conduit 10 is slidably arranged inside the fixing sleeve 3, the conduit 10 is movably connected with the fixing sleeve 3, the elastic pressure rod 11 is arranged inside the conduit 10, the left side and the front and back ends of the elastic pressure rod 11 are movably connected with the conduit 10, the right side port of the elastic pressure rod 11 is connected with the conduit 10 by welding, the fixing block 12 is fixedly arranged at the lower end inside the conduit 10, the fixed block 12 is connected with the catheter 10 in a welding mode, the spring B13 is fixedly arranged on the left side of the fixed block 12, the spring B13 is connected with the fixed block 12 in a welding mode, the limiting slide rod 14 is fixedly arranged on the left side of the spring B13, the limiting slide rod 14 is connected with the spring B13 in a welding mode, the limiting slide rod 14 is connected with the catheter 10 in a left-right sliding mode, the fixed shaft 15 is fixedly arranged at the front end and the rear end of the right side of the catheter 10, the fixed shaft 15 is connected with the catheter 10 in a welding mode, the rotary handle 16 is rotatably arranged on the outer wall of the fixed shaft 15, and the rotary handle 16 is rotatably connected with the fixed shaft 15;
the liquid-absorbing magnetic vascular anastomat for the thoracic surgery has the following functions;
A. the regulating plates 4 on two sides of the fixed sleeve 3 in the magnetic component 1 can be closed towards the middle end under the pressing action, and can draw the blood vessels on the far ends of the two sides to be in butt joint, thereby providing favorable and stable conditions for subsequent anastomosis;
B. the end 6 in the magnetic attraction component 1 can place a blood vessel, and the electromagnet is electrified, namely, the electromagnetic rotating magnet generates magnetic force on the upper metal clamping column 8, so that the metal clamping column 8 overcomes the resilience force of the A spring 9 to clamp the blood vessel downwards, and the purpose of primarily fixing the blood vessel is realized;
C. the pipette 5 in the magnetic suction assembly 1 is positioned on the regulating plate 4 and can be connected with external negative pressure equipment, and when effusion in the body of a patient is accumulated in the operation process, the effusion is conveniently drained out by virtue of the diversion of the pipette 5, so that the effusion accumulation is effectively avoided, and the normal development of subsequent operations is facilitated;
E. the catheter 10 in the anastomosis component 2 can slide along the inside of the fixed sleeve 3, so that the depth of the anastomosis component 2 can be conveniently adjusted, and meanwhile, the anastomosis component 2 and the magnetic attraction component 1 can be combined, so that the assembly, the disassembly and the use are convenient, and the clinical practicability is expanded;
a fastening bolt 301 penetrates through the front end of the right side inside the fixed sleeve 3, the fastening bolt 301 is connected with the fixed sleeve 3 through internal and external threads, an electric connection port 302 is fixedly arranged at the top of the right side of the fixed sleeve 3, the electric connection port 302 is connected with the fixed sleeve 3 through hot melting, and the electric connection port 302 is connected with the electromagnet 7 through a power line;
it should be noted that the fastening bolt 301 can rotatably clamp the catheter 10 of the anastomosis assembly 1, so that the catheter 10 is connected and fixed with the fixed sleeve 3, the stability of subsequent operation is improved, and the power connection port 302 can be connected with external power supply equipment, so that medical personnel can conveniently control the on-off state of the electromagnet 7;
the front end and the rear end of the left side of the fixed sleeve 3 are fixedly provided with an A spring piece 303, the A spring piece 303 is connected with the fixed sleeve 3 in a welding manner, and the A spring piece 303 is connected with the regulation and control plate 4 in a welding manner;
it should be noted that the a spring piece 303 has resilience, and can facilitate outward rebound and reset of the control plate 4 after the medical care personnel release the press on the control plate 4;
a plurality of liquid suction holes 501 are formed in the front end and the rear end of the left side of the pipette 5, the liquid suction holes 501 are circular through holes, a tube end connecting port 502 is fixedly formed in the right side of the pipette 5, and the tube end connecting port 502 and the pipette 5 are integrally formed;
it should be noted that the number of the pipette holes 501 is several, which is convenient for the effusion in the patient to be introduced into the pipette 5, and the tube end connector 502 can be connected with the external negative pressure equipment, so that the purpose of continuous negative pressure drainage is realized;
the end head 6 is made of an insulating material, an avoiding groove 601 is further formed in the end head 6, the avoiding groove 601 is a groove, an anti-falling groove 602 is further fixedly formed in the lower end of the end head 6, and the anti-falling groove 602 is a circular groove;
it should be noted that, because the end 6 is made of an insulating material, the electromagnet 7 inside can be prevented from conducting with the outside, so that the operation safety is ensured, the anti-drop groove 602 can facilitate the insertion of the blood vessel when the metal clamping column 8 presses the blood vessel, and the clamping and fixing effects of the end 6 and the metal clamping column 8 on the blood vessel are improved;
the bottom of the metal clamping column 8 is also provided with a plurality of anti-skid grooves 801, and the anti-skid grooves 801 are V-shaped grooves;
it should be noted that the anti-slip groove 801 is located at the bottom of the metal clamping column 8, so that when the metal clamping column 8 is pressed down to clamp a blood vessel, the friction force between the metal clamping column and the blood vessel can be increased, and the clamping effect on the blood vessel is further improved;
a handle 1001 is fixedly arranged on the right side of the catheter 10, the handle 1001 and the catheter 10 are integrally formed, a clearance groove 1002 is further formed in the upper end of the right side of the catheter 10, the clearance groove 1002 is a rectangular groove, a clearance hole 1003 is further formed in the lower end of the right side of the catheter 10, the clearance hole 1003 is a rectangular through hole, an anastomosis groove 1004 is further formed in a port of the left side of the catheter 10, and the anastomosis groove 1004 is a rectangular groove;
it should be noted that the handle 1001 can be held by a medical worker, so that the holding stability of the anastomosis assembly 2 is improved, the clearance groove 1002 can avoid the top of the rotation handle 16, the rotation handle 16 can press the elastic pressing rod 11 below downwards conveniently, the clearance hole 1003 can not influence the pressing handle 1401 to drive the limit sliding rod 14 to slide left and right, so that the limit sliding rod 14 can be avoided, the anastomosis groove 1004 can be used for placing the existing hook nail conveniently and fixing the hook nail by matching with the limit sliding rod 14, so that the hook nail is always in a fixed state before the subsequent anastomosis operation;
the bottom of the right side of the limiting slide bar 14 is also fixedly provided with a pressing handle 1401, and the pressing handle 1401 and the limiting slide bar 14 are connected by hot melting;
the pressing handle 1401 can facilitate medical staff to pull the limiting slide rod 14 to the right side, so that the operation convenience is expanded;
a B spring piece 1601 is fixedly arranged at the lower end of the right side of the rotating handle 16, the B spring piece 1601 is connected with the rotating handle 16 in a welding manner, and the B spring piece 1601 is connected with the handle 1001 in a welding manner;
it should be noted that B spring piece 1601 possesses the resilience, can loosen twist grip 16 back at medical personnel, and the twist grip 16 hundred million fixed axles 15 of being convenient for rotate as the centre of a circle and reset, and the follow-up operation of pressing once more is used of being convenient for.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A liquid suction magnetic type blood vessel anastomat for thoracic surgery is characterized by comprising a magnetic suction assembly and an anastomosis assembly, wherein the magnetic suction assembly comprises a fixed sleeve, a regulating plate, a liquid suction pipe, an end head, an electromagnet, a clamping column and an A spring, the anastomosis assembly comprises a conduit, an elastic pressure rod, a fixed block, a B spring, a limiting slide rod, a fixed shaft and a rotating handle, the anastomosis assembly is placed inside the magnetic suction assembly, the regulating plate is fixedly arranged at the front end and the rear end of the fixed sleeve, the liquid suction pipe is fixedly arranged at the middle end of the outer wall of the regulating plate, the end head is fixedly arranged at the left end port of the regulating plate, the electromagnet is fixedly arranged at the lower end inside the end head, the clamping column is slidably arranged at the upper end inside the end head, the A spring is sleeved on the outer wall of the clamping column, the A spring is connected with the end head, the utility model discloses a pipe, including pipe, elasticity depression bar, fixed block, B spring, spacing slide bar, fixed axle, twist grip, the elasticity depression bar place inside the pipe, just elasticity depression bar right side port adopt welded connection with the pipe, the fixed block set firmly in the inside right side lower extreme of pipe, the B spring set firmly in the fixed block left side, spacing slide bar set firmly in the B spring left side, just spacing slide bar and pipe adopt side-to-side sliding connection, the fixed axle set firmly both ends around the pipe right side, twist grip change and locate the fixed axle outer wall.
2. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein a fastening bolt is further penetrated through the front end of the right side inside the fixing sleeve, an electric connection port is further fixedly arranged at the top of the right side of the fixing sleeve, and the electric connection port is connected with the electromagnet through a power line.
3. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein the front and rear ends of the left side of the fixing sleeve are further fixedly provided with a spring leaf A, and the spring leaf A is connected with the regulating plate by welding.
4. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein the left side of the pipette is provided with a plurality of liquid-absorbing holes at the front and rear ends, and the right side of the pipette is fixedly provided with a tube end connecting port.
5. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein the end head is made of insulating material, the inside of the end head is further provided with a avoiding groove, and the lower end inside the end head is further fixedly provided with a drop-proof groove.
6. The thoracic surgical fluid aspirating magnetic vessel anastomat of claim 1, wherein the bottom of the holding column is further provided with a plurality of anti-slip grooves.
7. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein a handle is further fixedly arranged at the right side of the guide tube, a clearance groove is further formed at the upper end of the right side of the guide tube, a clearance hole is further formed at the lower end of the right side of the guide tube, and an anastomosis groove is further formed at the left port of the guide tube.
8. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 1, wherein a pressing handle is further fixedly arranged at the bottom of the right side of the limiting sliding rod.
9. The liquid-absorbing magnetic vessel anastomat for thoracic surgery as in claim 7, wherein the lower end of the right side of the rotating handle is further fixedly provided with a spring piece B, and the spring piece B is connected with the handle in a welding manner.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011593863.6A CN112741663B (en) | 2020-12-29 | 2020-12-29 | Liquid-suction magnetic type blood vessel anastomat for thoracic surgery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011593863.6A CN112741663B (en) | 2020-12-29 | 2020-12-29 | Liquid-suction magnetic type blood vessel anastomat for thoracic surgery |
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| CN112741663B CN112741663B (en) | 2022-12-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117503240B (en) * | 2024-01-04 | 2024-04-16 | 泓欣科创生物科技(北京)有限公司 | Vascular anastomosis device |
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| CN112741663B (en) | 2022-12-02 |
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