CN112237460A

CN112237460A - Atraumatic vein occlusion clip for organ transplantation

Info

Publication number: CN112237460A
Application number: CN201910654056.1A
Authority: CN
Inventors: 赵渊宇; 丁国善; 孔凯文; 薛强; 施晓敏; 杨璟辉; 殷浩
Original assignee: Shanghai Changzheng Hospital
Current assignee: Shanghai Changzheng Hospital
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2021-01-19

Abstract

The invention discloses a non-invasive vein occlusion clamp for organ transplantation, which comprises a shell, an operation window, a shock absorption pad, a blocking block, a fixed clamping plate, a protective pad, an extrusion groove, a fluorescent strip, a positioning block, a connecting rod, a movable clamping plate, an extrusion strip, a sliding table, an operation button, a spring bump, a power spring, a protective sleeve, a connecting hole, a sealing sleeve and a sliding groove. The invention has the beneficial effects that: but the protection is filled up and is moved the splint shape and the two is soft material constitution for intermeshing's arc, many vein blood vessels can once be carried to convex structure, and the material is soft can not be hurled the blood vessel, it moves splint surface and must extrude the groove shape phase-match with the indent to extrude the strip protrusion, can effectually block vein blood vessel and play good blocking effect to vein blood vessel, be fixed with the spring convex block who installs power spring of two mutual symmetries on the rear end face of slip table, make the elasticity more even that the slip table received, make the slip table be difficult to take place the skew.

Description

Atraumatic vein occlusion clip for organ transplantation

Technical Field

The invention relates to a vein occlusion clip, in particular to a non-traumatic vein occlusion clip for organ transplantation, belonging to the field of medical instruments.

Background

Organ transplantation refers to a technique of introducing a tissue or an organ of an individual into an autologous or another individual by surgery or other methods to replace the original lost function, and during the organ transplantation, since the surgery process is complicated, many blood vessels and nerves are involved, and in order to prevent a large amount of blood flow in the blood vessels from affecting the surgery, the blood vessels need to be clamped to block the flow during the surgery. In the existing operation, the hemostatic forceps are usually used for clamping, and when the hemostatic forceps are used, the long handle of the forceps is still erected beside an operation incision, so that the operation is affected, the forceps are easily touched by an operator, the potential tissue damage risk is caused, a plurality of venous blood vessels are required, the venous blood vessels are fragile and large in number, if the hemostatic forceps are used, the venous blood vessels are easily damaged, and a plurality of hemostatic forceps are required, so that the operation is very troublesome, and in addition, some veins are in some secret places, and the hemostatic forceps are easy to be lost.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide an atraumatic vein occlusion clip for organ transplantation.

The invention realizes the purpose through the following technical scheme: a non-invasive vein blocking clamp for organ transplantation comprises a shell, an operation window, a shock absorption pad, a blocking block, a fixed clamping plate, a protective pad, an extrusion groove, a fluorescent strip, a positioning block, a connecting rod, a movable clamping plate, an extrusion strip, a sliding table, an operation button, a spring bump, a power spring, a protective sleeve, a connecting hole, a sealing sleeve and a sliding groove; the upper end of the shell is provided with an operation window, the front end of the operation window is fixedly provided with a soft damping pad which is easy to deform, the front end of the shell is fixedly provided with a blocking block, the blocking block is provided with a connecting hole, a sealing sleeve is arranged around the connecting hole, the front end of the blocking block is fixedly provided with a fixed clamping plate, the fixed clamping plate is fixedly provided with a protective pad, the protective pad is provided with an extrusion groove, the side edge of the fixed clamping plate is provided with a fluorescent strip which can reflect light and emit fluorescence, the front end of the sliding table is fixedly provided with a connecting rod, the top end of the connecting rod is fixedly provided with a movable clamping plate, the protective pad and the movable clamping plate are in the shape of an arc which can be meshed with each other and both are made of soft materials, the movable clamping plate is provided with an extrusion strip, the extrusion strip protrudes out the surface of the movable clamping plate, the upper end of slip table is fixed with operating button, be fixed with the spring lug of two mutual symmetries on the rear end face of slip table, install power spring on the spring lug, power spring can apply elasticity to the slip table and make and decide splint and move splint and closely laminate, the inside of shell is provided with the spout, the locating piece is installed in the spout and is slided around the spout, the inside at the shell is installed to the slip table, operating button card is in the operation window, power spring's the other end supports on the shell, the connecting rod passes the connecting hole and moves the splint and be connected, the outside cover of shell has the soft silica gel lag that the one deck can freely be dismantled.

Furthermore, in order to clamp a plurality of vein vessels at one time and not damage the vessels, the protective pad and the movable clamping plate are in the shape of an arc which can be meshed with each other and are both made of soft materials.

Furthermore, in order to effectively clamp the vein, the extrusion strip protrudes out of the surface of the movable clamping plate and is matched with the shape of the inwards concave extrusion groove.

Furthermore, in order to enable the elastic force applied to the sliding table to be more uniform, two mutually symmetrical spring lugs provided with power springs are fixed on the rear end face of the sliding table.

Further, in order to reduce the pressure on the vein vessel wall, the power spring can apply elastic force on the sliding table to enable the fixed clamping plate and the movable clamping plate to be tightly attached.

Further, for making the slip table back and forth movement more smooth and easy, the locating piece is installed in the spout and slides along the spout.

Furthermore, in order to reduce the impact force on the operation button, a soft and easily deformable shock pad is fixedly installed at the front end of the operation window.

Furthermore, in order to prevent the hard part of the shell from hurting the internal tissues of the patient and the like, a layer of freely detachable soft silica gel protective sleeve is sleeved outside the shell.

Furthermore, in order to conveniently recycle the blocking clamp after the operation is finished, a fluorescent strip capable of reflecting light and emitting fluorescence is arranged on the side edge of the fixed clamp plate.

The invention has the beneficial effects that: the vein blocking clamp is compact in structural connection, simple to use and reasonable in design, the protective pad and the movable clamp plate are in the shape of circular arcs which can be meshed with each other, the protective pad and the movable clamp plate are made of soft materials, the circular arcs can clamp a plurality of vein blood vessels at one time, the materials are soft and cannot damage the blood vessels, the extrusion strips protrude out of the surface of the movable clamp plate and are matched with the surfaces of the inward concave extrusion grooves in shape, the vein blood vessels can be effectively blocked to play a good blocking role on the vein blood vessels, two mutually symmetrical spring lugs provided with power springs are fixed on the rear end face of the sliding table, so that the elastic force borne by the sliding table is more uniform, the sliding table is not easy to deviate, the power springs can apply elastic force to the sliding table to enable the fixed clamp plate and the movable clamp plate to be tightly attached, the elastic force of the springs is softer, the locating piece is installed in the spout and is slided around the spout, make slip table seesaw more smooth and easy, the front end installation of operation window is fixed with the shock pad of a soft easy deformation, reduce the impact force to operating button when making operating button and operating window's lateral wall collision, prevent to damage operating button, the outside cover of shell has the soft silica gel lag that the one deck can freely be dismantled, can prevent that the hard position of shell from hurting etc. damage to patient's internal tissue, the side of deciding splint is installed one can reflect light and send the fluorescent strip of fluorescence, it should block the clamp to retrieve after the completion of convenient operation, can be very striking find should block the clamp, prevent to omit.

Drawings

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection hole structure according to the present invention;

FIG. 3 is a schematic view of the chute structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the extrusion groove and the extrusion strip of the present invention;

FIG. 5 is a schematic view of the overall structure of the present invention;

in the figure: 1. the device comprises a shell, 2, an operation window, 3, a shock absorption pad, 4, a plugging block, 5, a fixed clamping plate, 6, a protective pad, 7, an extrusion groove, 8, a fluorescent strip, 9, a positioning block, 10, a connecting rod, 11, a movable clamping plate, 12, an extrusion strip, 13, a sliding table, 14, an operation button, 15, a spring bump, 16, a power spring, 17, a protective sleeve, 18, a connecting hole, 19, a sealing sleeve, 20 and a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a non-invasive vein occlusion clip for organ transplantation comprises a housing 1, an operation window 2, a shock pad 3, a blocking block 4, a fixed splint 5, a protective pad 6, an extrusion groove 7, a fluorescent strip 8, a positioning block 9, a connecting rod 10, a movable splint 11, an extrusion strip 12, a sliding table 13, an operation button 14, a spring bump 15, a power spring 16, a protective cover 17, a connecting hole 18, a sealing sleeve 19 and a sliding groove 20; the upper end of shell 1 is provided with operation window 2, the front end installation of operation window 2 is fixed with a soft shock pad 3 that easily deforms, be fixed with sprue 4 on the front end of shell 1, leave connecting hole 18 on sprue 4, install seal cover 19 around connecting hole 18, the front end of sprue 4 is fixed with decides splint 15, be fixed with protection pad 6 on deciding splint 15, be provided with extrusion groove 7 on the protection pad 6, the side of deciding splint 5 is installed one and can be reflected light and send the fluorescent strip 8 of fluorescence, the front end of slip table 13 is fixed with connecting rod 10, the top of connecting rod 10 is fixed with moves splint 11, protection pad 6 and move splint 11 shape for the convex and the two of intermeshing are soft material constitution, move and install extrusion strip 12 on the splint 11, extrusion strip 12 protrusion moves splint 11 surface and gets extrusion groove 7 shape phase-match with the indent, locating piece 9 is installed to the both sides of slip table 13, the upper end of slip table 13 is fixed with operating button 14, be fixed with the spring lug 15 of two mutual symmetries on the rear end face of slip table 13, install power spring 16 on the spring lug 15, power spring 16 can apply elasticity to slip table 13 and make solid fixed splint 5 with move splint 11 and closely laminate, the inside of shell 1 is provided with spout 20, locating piece 9 is installed in spout 20 and is slided around spout 20, the inside at shell 1 is installed to slip table 13, operating button 14 card is in operation window 2, power spring 16's the other end supports on shell 1, connecting rod 10 passes connecting hole 18 and moves splint 11 and is connected, the outside cover of shell 1 has the soft silica gel lag 17 that the one deck can freely be dismantled.

The invention is a technical optimization scheme: the protection pad 6 and the movable clamping plate 11 are in the shape of circular arcs which can be meshed with each other, and both are made of soft materials; the extrusion strip 12 protrudes out of the surface of the movable clamping plate 11 and is matched with the shape of the inwards concave extrusion groove 7; two mutually symmetrical spring lugs 15 provided with power springs 16 are fixed on the rear end surface of the sliding table 13; the power spring 16 can apply elastic force to the sliding table 13 to enable the fixed clamping plate 5 and the movable clamping plate 11 to be tightly attached; the positioning block 9 is installed in the sliding groove 20 and slides back and forth along the sliding groove 20; a soft and easily deformable shock pad 3 is fixedly arranged at the front end of the operation window 2; a freely detachable soft silica gel protective sleeve 17 is sleeved outside the shell 1; a fluorescent strip 8 capable of reflecting light and emitting fluorescence is arranged on the side edge of the fixed clamping plate 5.

When the blood vessel blocking device is used, firstly, when the blood vessel blocking device is required to be used, a finger presses the operating button and then the operating button is enabled to slide backwards, so that the movable clamping plate and the fixed clamping plate are separated by a certain distance, then, a blood vessel needing to be blocked is clamped between the movable clamping plate and the fixed clamping plate, then, the operating button is released, the blocking effect can be completed, when the blood vessel blocking device is required to be recovered, light rays emitted by the fluorescent strip can be searched for searching, and when the blood vessel blocking device is recovered, the protecting sleeve can be detached from the shell for disinfection.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A non-invasive vein occlusion clip for organ transplantation, characterized in that: the device comprises a shell (1), an operation window (2), a shock pad (3), a blocking block (4), a fixed clamping plate (5), a protective pad (6), an extrusion groove (7), a fluorescent strip (8), a positioning block (9), a connecting rod (10), a movable clamping plate (11), an extrusion strip (12), a sliding table (13), an operation button (14), a spring bump (15), a power spring (16), a protective sleeve (17), a connecting hole (18), a sealing sleeve (19) and a sliding groove (20); the shock absorption device is characterized in that an operation window (2) is arranged at the upper end of the shell (1), a shock absorption pad (3) is installed at the front end of the operation window (2), a blocking block (4) is fixed on the front end of the shell (1), a connecting hole (18) is reserved on the blocking block (4), a sealing sleeve (19) is installed around the connecting hole (18), a fixed clamping plate (15) is fixed at the front end of the blocking block (4), a protective pad (6) is fixed on the fixed clamping plate (15), an extrusion groove (7) is formed in the protective pad (6), fluorescent strips (8) are arranged on the side edge of the fixed clamping plate (5), a connecting rod (10) is fixed at the front end of the sliding table (13), a movable clamping plate (11) is fixed at the top end of the connecting rod (10), an extrusion strip (12) is installed on the movable clamping plate (11), positioning blocks (9) are installed on two, the upper end of slip table (13) is fixed with operating button (14), spring convex block (15) are installed to the tail end of slip table (13), install power spring (16) on spring convex block (15), the inside of shell (1) is provided with spout (20), the inside at shell (1) is installed in slip table (13), operating button (14) card is in operation window (2), the other end of power spring (16) supports on shell (1), connecting rod (10) pass connecting hole (18) and move splint (11) and be connected, the outside at shell (1) is installed in lag (17).

2. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: the protection pad (6) and the movable clamping plate (11) are in the shape of circular arcs which can be meshed with each other, and both are made of soft materials.

3. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: the extrusion strip (12) protrudes out of the surface of the movable clamping plate (11) and is matched with the shape of the inwards concave extrusion groove (7).

4. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: two mutually symmetrical spring convex blocks (15) provided with power springs (16) are fixed on the rear end face of the sliding table (13).

5. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: the power spring (16) can apply elastic force to the sliding table (13) to enable the fixed clamping plate (5) and the movable clamping plate (11) to be tightly attached.

6. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: the positioning block (9) is installed in the sliding groove (20) and slides back and forth along the sliding groove (20).

7. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: and a soft and easily-deformable shock pad (3) is fixedly arranged at the front end of the operation window (2).

8. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: the outer cover of shell (1) has one deck flexible silica gel lag (17) that can freely dismantle.

9. The atraumatic vein occlusion clip for organ transplantation of claim 1, wherein: and a fluorescent strip (8) capable of reflecting light and emitting fluorescence is arranged on the side edge of the fixed clamping plate (5).