CN214817879U

CN214817879U - Clamping device for cardiovascular materials

Info

Publication number: CN214817879U
Application number: CN202121549799.1U
Authority: CN
Inventors: 张丽; 张帅; 张树玲
Original assignee: Guizhou University of Finance and Economics
Current assignee: Guizhou University of Finance and Economics
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-11-23
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a device is got with pressing from both sides to cardiovascular material, including last clamping bar and lower clamping bar, it is articulated with X to the mode with lower clamping bar to go up the clamping bar, just go up and make up jointly between clamping bar and the lower clamping bar and form anchor clamps, the equal fixed mounting of lower extreme of going up clamping bar and lower clamping bar has the locating piece, two one side inner wall that the locating piece is close to each other is evenly distributed fixed mounting and has the location to press from both sides the tooth, the anchor clamps downside is provided with the location clamp, the location clamp is formed, two by two articulated movable clamps that are the movable clamp the inside location clamp groove that has all seted up of activity clamp upper end outer wall, carry out built-up connection or dismantle the separation through location clamp groove and location clamp tooth between anchor clamps and the location clamp. The utility model discloses press from both sides the device to what the heart repair operation designed, press from both sides the in-process to the material clamp, can realize the separation between anchor clamps and the locating clip and be connected, the medical personnel of being convenient for observe at the operation in-process.

Description

Clamping device for cardiovascular materials

Technical Field

The utility model relates to a medical auxiliary instrument technical field especially relates to a device is got with pressing from both sides to cardiovascular material.

Background

The heart is a hollow muscular organ, is positioned in the middle of a chest cavity and is divided into a left chamber and a right chamber by an interval, each chamber is divided into an atrium positioned at the upper part and a ventricle positioned at the lower part, the atrium collects heart blood, the ventricle emits blood to the heart, the inlet and the outlet of the ventricle are provided with valves to ensure the unidirectional flow of the blood, the metabolic levels of all organ tissues of a human body are different under different physiological conditions, the blood flow needs are different, the cardiovascular activity can change the heart blood discharge amount and the peripheral resistance under the regulation of nerves and body fluid of the human body, and the blood flow distribution among all organ tissues is coordinated so as to meet the requirements of all organ tissues on the blood flow.

In the process of treating related cardiovascular diseases, a material with excellent fatigue resistance, ageing resistance and blood compatibility is used for repairing or replacing a diseased or damaged cardiovascular system (such as a heart or a blood vessel), for example, a heart bypass operation is carried out, and a channel is newly erected between blocked blood vessels.

In the process of operation, the material needs to be clamped and placed in a treatment position, and in the clamping process, the material is mainly divided into three parts, namely a clamping part between the material and a repair position and a clamping part for the material, but in one operation, a plurality of medical tools are needed, the observation of a clinician on the repair position can be influenced, the operation process can be influenced, and therefore, in order to solve the problems, the clamping device for the cardiovascular material is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a clamping device for cardiovascular materials.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a device is got with pressing from both sides to cardiovascular material, includes clamping bar and lower clamping bar, it is articulated with X to the mode with lower clamping bar to go up the clamping bar, just go up the clamping bar and make up jointly between the clamping bar down and form anchor clamps, the equal fixed mounting of lower extreme of going up clamping bar and lower clamping bar has the locating piece, two one side inner wall that the locating piece is close to each other is evenly distributed fixed mounting and has the location to press from both sides the tooth, the anchor clamps downside is provided with the fixation clamp, the fixation clamp is formed two by two articulated movable clamps the activity presss from both sides the groove has all been seted up to the activity clamp upper end outer wall inside, carry out built-up connection or dismantle the separation through location clamp groove and location clamp tooth between anchor clamps and the location clamp.

Preferably, a tension spring is arranged between the inner walls of the upper clamping rod and the lower clamping rod, which are close to each other at one end.

Preferably, two be provided with half arc cardboard between the inner wall that the activity pressed from both sides upper end is close to each other, contain two straight boards that are mirror symmetry distribution and along the curved arc of side upside in the half arc cardboard, match between straight board and the activity pressed from both sides the inner wall, the arc is located two the lower extreme of straight board and with straight between the fixed connection.

Preferably, two the activity presss from both sides one side outer wall that the lower extreme is close to each other and all has seted up half arc mouth, two the equal fixed mounting of inner wall of half arc mouth has the rubber pad.

Preferably, the positioning clip groove is engaged with the positioning clip tooth, the tooth punching direction of the positioning clip groove is inclined downwards, and the tooth punching direction of the positioning clip tooth is inclined upwards.

The utility model provides a pair of device is got with pressing from both sides to cardiovascular material, beneficial effect lies in:

1. the whole structure is that the upper clamping rod and the lower clamping rod are combined to form a clamp, then the two movable frames are combined together to form a positioning clamp, the clamp and the positioning clamp can be separated and connected, in the operation process, after the clamping of materials is completed, the clamp and the positioning clamp can be separated, the positioning clamp is kept at a fixed position, and finally the clamping of the positioning clamp is completed through the clamp again, so that the medical staff can conveniently observe in real time in the operation process, and the operation efficiency is improved;

2. in the process of grabbing the positioning clamp, the positioning clamp teeth and the positioning clamp grooves are mainly used for completing the connection between the clamp and the positioning clamp, so that medical personnel can conveniently and quickly find the clamping position, and the problem of accidental separation of the positioning clamp is avoided in the mode of upward inclination and downward inclination;

3. and can limit the maximum clamping force between the two movable clamps by replacing the semi-arc clamping plates with different angles, and prevent the damage to the material caused by overlarge clamping force.

Drawings

Fig. 1 is a schematic structural view of a clamping device for cardiovascular materials according to the present invention;

fig. 2 is a schematic structural view of a movable clamping component of a clamping device for cardiovascular materials according to the present invention;

fig. 3 is a cross-sectional view of a movable clamp part of a clamping device for cardiovascular materials according to the present invention;

fig. 4 is a schematic structural diagram of a position a of the clamping device for cardiovascular materials according to the present invention.

In the figure: 1. a lower clamping rod; 2. a tension spring; 3. an upper clamping rod; 401. positioning the clamp groove; 402. a semi-arc mouth; 5. a movable clamp; 6. a rubber pad; 7. positioning the clamp teeth; 8. positioning blocks; 9. semi-arc cardboard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a clamping device for cardiovascular materials comprises an upper clamping rod 3 and a lower clamping rod 1, wherein the upper clamping rod 3 and the lower clamping rod 1 are hinged in an X-direction manner, the upper clamping rod 3 and the lower clamping rod 1 are combined together to form a clamp, the lower ends of the upper clamping rod 3 and the lower clamping rod 1 are fixedly provided with positioning blocks 8, the inner walls of one sides of the two positioning blocks 8, which are close to each other, are uniformly distributed and fixedly provided with positioning clamp teeth 7, the lower side of the clamp is provided with a positioning clamp, the positioning clamp is composed of two movable clamps 5 which are hinged, the inner walls of the upper ends of the two movable clamps 5 are respectively provided with a positioning clamp groove 401, the clamp and the positioning clamp are connected or separated by the positioning clamp groove 401 and the positioning clamp teeth 7, a tension spring 2 is arranged between the inner walls of the upper ends of the upper clamping rod 3 and the lower clamping rod 1, which are close to each other, a semi-arc clamping plate 9 is arranged between the inner walls of the upper ends of the two movable clamps 5, which are close to each other, contain two straight boards that are mirror symmetry and distribute and along the curved arc of upside in half arc cardboard 9, match between 5 inner walls of straight board and activity clamp, the arc is located two lower extremes of straight board and straight fixed connection between the board, half arc mouth 402 has all been seted up to one side outer wall that 5 lower extremes of two activities clamps are close to each other, the equal fixed mounting of inner wall of two half arc mouths 402 has rubber pad 6, the location presss from both sides the groove 401 and the location presss from both sides meshing between the tooth 7, the tooth direction of opening of groove 401 is followed the downward slope form in the location, the tooth direction of opening of tooth 7 is followed the form that inclines that upwards heels in the location.

In the use process of the utility model, the semi-arc-shaped clamping plates 9 with different angles are selected according to the used cardiovascular materials, and the angle of the semi-arc-shaped clamping plate 9 is used to control the maximum rotation angle between the two movable clamps 5, so that the clamping of the cardiovascular materials is controlled by people, and the materials are not damaged under the condition of ensuring the stable clamping;

then, the movable clamps 5 are connected with the positioning blocks 8 through the positioning clamp teeth 7 and the positioning clamp grooves 401, so that the connection between the clamps and the positioning clamps is realized, and then the corresponding upper clamping rod 3 and the corresponding lower clamping rod 1 are rotated to control the rotation of the two movable clamps 5, so as to finish the fixed clamping of the appointed position;

finally, the upper clamping rod 3 and the lower clamping rod 1 are shifted again to separate the positioning clamp teeth 7 from the positioning clamp grooves 401, the positioning clamps are retained in the designated positions, and the positioning clamps can be connected and taken out through the upper clamping rod 3 and the lower clamping rod 1 until the operation is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A clamping device for cardiovascular materials, which comprises an upper clamping rod (3) and a lower clamping rod (1), it is characterized in that the upper clamping rod (3) and the lower clamping rod (1) are hinged in an X-direction, and the upper clamping rod (3) and the lower clamping rod (1) are combined together to form a clamp, the lower ends of the upper clamping rod (3) and the lower clamping rod (1) are fixedly provided with positioning blocks (8), the inner walls of the two positioning blocks (8) at the sides close to each other are uniformly distributed and fixedly provided with positioning clamping teeth (7), the lower side of the clamp is provided with a positioning clamp which consists of two movable clamps (5) which are hinged, the inner parts of the outer walls of the upper ends of the two movable clamps (5) are both provided with a positioning clamp groove (401), the clamp and the positioning clamp are combined, connected or detached and separated through a positioning clamp groove (401) and a positioning clamp tooth (7).

2. The clamping device for cardiovascular materials as claimed in claim 1, wherein a tension spring (2) is disposed between the inner walls of the upper clamping rod (3) and the lower clamping rod (1) which are close to each other.

3. The clamping device for cardiovascular materials as claimed in claim 1, wherein a semi-arc clamping plate (9) is disposed between the inner walls of the two movable clamps (5) close to each other at the upper ends, the semi-arc clamping plate (9) comprises two straight plates which are arranged in mirror symmetry and an arc plate which is bent along the upward side, the straight plates are matched with the inner walls of the movable clamps (5), and the arc plate is located at the lower ends of the two straight plates and is fixedly connected with the straight plates.

4. The clamping device for cardiovascular materials as claimed in claim 1, wherein the two movable clamps (5) are provided with semi-arc openings (402) on the outer wall of the side where the lower ends are close to each other, and rubber pads (6) are fixedly mounted on the inner walls of the two semi-arc openings (402).

5. The clamping device for cardiovascular materials as claimed in claim 1, wherein said positioning clamp groove (401) is engaged with said positioning clamp tooth (7), said positioning clamp groove (401) has a tooth-forming direction inclined downward, and said positioning clamp tooth (7) has a tooth-forming direction inclined upward.