CN211511933U

CN211511933U - Multifunctional blood vessel clamping device

Info

Publication number: CN211511933U
Application number: CN201921618475.1U
Authority: CN
Inventors: 张淼
Original assignee: Wuxi Dongfeng Yihe Technology Development Co ltd
Current assignee: Wuxi Dongfeng Yihe Technology Development Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-09-18
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a multi-functional blood vessel clamping device belongs to blood vessel centre gripping technical field. The multifunctional blood vessel clamping device comprises a front arm, a rear arm, clamping pincers and a handle; the front arm and the rear arm are connected through a steering head assembly, the front arm can rotate under the action of the steering head assembly, clamping of blood vessels with different angles is achieved, compared with the existing clamping forceps, the clamping angle is variable, and clamping efficiency is greatly improved; the clamping clamp is clamped at the top end of the forearm and is used for clamping a blood vessel; the handle is located the end of postbrachium is used for control opening and shutting of centre gripping pincers, through pressing the handle can be released the vascular clamp and live the blood vessel centre gripping, and convenient operation is swift, can practice thrift operating time greatly, reduces doctor's operation intensity and the risk of operation, reduces patient's misery, is favorable to the postoperative to be resumeed.

Description

Multifunctional blood vessel clamping device

Technical Field

The utility model relates to a blood vessel centre gripping technical field, in particular to multi-functional blood vessel clamping device.

Background

In the medical operation process, in order to avoid the difficulty increase of the operation caused by excessive bleeding of a target organ or rupture of a blood vessel, the blood vessel connected with the target organ is firstly ligated and stopped bleeding by using a vascular clamp, and the used appliance is a clip applier; the using mode of the clip applier is that the clip applier is firstly extended into a human body, then the vascular clamp is used for clamping a blood vessel, and force is applied from the outside to clamp the vascular clamp tightly so as to block blood flow, thereby achieving the effect of stopping bleeding. The number of blood vessels needing hemostasis in the operation is often more than one, and the existing clip applier can only deliver one blood vessel clip to a designated blood vessel position for clamping, so that the operation time is long, doctors are easy to fatigue, and the operation risk is increased. And the existing clip applier lacks of a direction changing function, is difficult to adapt to the complicated internal structure of a human body, increases the operation difficulty of doctors, and simultaneously increases the operation cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional blood vessel clamping device to solve current pincers of executing and lack the diversion function, be difficult to adapt to human complicated inner structure, and centre gripping complex operation, the operation time is long, increases the problem of operation risk.

In order to solve the technical problem, the utility model provides a multifunctional blood vessel clamping device, which comprises a front arm, a rear arm, a clamping forceps and a handle;

the front arm and the rear arm are connected through a steering head assembly, and the front arm can rotate under the action of the steering head assembly to clamp blood vessels at different angles;

the clamping clamp is clamped at the top end of the forearm and is used for clamping a blood vessel;

the handle is positioned at the tail end of the rear arm and used for controlling the opening and closing of the clamping pincers.

Optionally, a clamping chamber, a plurality of vascular clamps and a pushing and clamping mechanism are arranged in the forearm; the vascular clamps are sequentially arranged in the clamp bin; the pushing and clamping mechanism is positioned at the tail end of the vascular clamp and used for pushing the vascular clamp to move forwards.

Optionally, push away and press from both sides the mechanism including pushing away the clamp storehouse, push away the chuck, push away and press from both sides spring and spring cushion, push away the chuck push away press from both sides the spring with spring cushion is in push away and press from both sides the storehouse follow the vascular clamp end is arranged in proper order, and push away the both ends that press from both sides the spring respectively with push away the chuck with spring cushion fixed connection.

Optionally, a locking mechanism is arranged above the clamping bin, the locking mechanism is fixedly connected with the clamping pincers, and the locking mechanism comprises a locking rod and a locking head; the locking head is driven by the clamping pincers to move along the vertical direction so as to control the operation of the pushing and clamping mechanism.

Optionally, the clamping pliers include a movable pliers head and a fixed pliers head, the movable pliers head and the fixed pliers head are connected through a short pin, and the movable pliers head can rotate around the short pin.

Optionally, a binding clip spring is arranged at the tail end of the movable binding clip, and the opened movable binding clip can be reset by the binding clip spring.

Optionally, the movable tong head is further connected with a pull rod, and two ends of the pull rod are respectively connected with the movable tong head and the handle pin through a first pull rod pin and a second pull rod pin; the pull rod consists of a front arm pull rod, a rear arm pull rod and a pull rod cable, and the pull rod cable is positioned between the front arm and the rear arm.

Optionally, the steering head assembly includes a screw rod, a steering ball and a plurality of steering rods, two ends of the screw rod are respectively and fixedly connected to the front arm and the steering ball, and the steering ball can rotate in a ball groove of the rear arm; the top end of the steering rod is fixedly connected with the steering ball head.

Optionally, a steering knob is arranged at the tail end of the steering rod, and the steering head assembly and the front arm can be driven to rotate by rotating the steering knob; and a knob spring is further arranged in the steering knob and can reset the steering knob.

Optionally, the handle comprises a fixed handle and a movable handle, and the fixed handle and the movable handle are connected through a long pin; the fixed handle is fixedly connected with the rear arm.

The utility model provides a multifunctional blood vessel clamping device, which comprises a front arm, a rear arm, clamping pincers and a handle; the front arm and the rear arm are connected through a steering head assembly, the front arm can rotate under the action of the steering head assembly, clamping of blood vessels with different angles is achieved, compared with the existing clamping forceps, the clamping angle is variable, and clamping efficiency is greatly improved; the clamping clamp is clamped at the top end of the forearm and is used for clamping a blood vessel; the handle is located the end of postbrachium is used for control opening and shutting of centre gripping pincers, through pressing the handle can be released the vascular clamp and live the blood vessel centre gripping, and convenient operation is swift, can practice thrift operating time greatly, reduces doctor's operation intensity and the risk of operation, reduces patient's misery, is favorable to the postoperative to be resumeed.

Drawings

Fig. 1 is a schematic view of an external structure of a multifunctional blood vessel holding device provided by the present invention;

fig. 2 is a front cross-sectional view of a multifunctional blood vessel holding device provided by the present invention;

fig. 3 is a schematic view of the internal structure of the forearm of a multifunctional blood vessel holding device provided by the present invention;

fig. 4 is a schematic view of the overall internal structure of the multifunctional blood vessel holding device provided by the present invention.

Detailed Description

The multifunctional blood vessel holding device provided by the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

The utility model provides a multifunctional blood vessel clamping device, as shown in figure 1, comprising a front arm 1, a rear arm 2, a clamping forceps 4 and a handle 5; the front arm 1 and the rear arm 2 are connected through a steering head assembly 3, and the front arm 1 can rotate under the action of the steering head assembly 3, so that blood vessels at different angles can be clamped; the clamping forceps 4 are positioned at the top end of the forearm 1 and are used for clamping a blood vessel; the handle 5 is positioned at the tail end of the rear arm 2 and is used for controlling the opening and closing of the clamping pincers 4.

Specifically, as shown in fig. 2 and 3, a clamping chamber 6, a plurality of vascular clamps 7 and a pushing and clamping mechanism are arranged in the forearm 1; the vascular clamps 7 are sequentially arranged in the clamp bin 6; the clamp pushing mechanism is positioned at the tail end of the vascular clamp 7 and used for pushing the vascular clamp 7 to move forwards; the push-clamp mechanism comprises a push-clamp bin 8, a push-clamp head 9, a push-clamp spring 10 and a spring cushion block 11, the push-clamp head 9, the push-clamp spring 10 and the spring cushion block 11 are sequentially arranged in the push-clamp bin 8 from the tail end of the vascular clamp 7, two ends of the push-clamp spring 10 are respectively fixedly connected with the push-clamp head 9 and the spring cushion block 11, the spring cushion block 11 is positioned at the tail end and plays a role in fixing the push-clamp spring 10, the push-clamp head 9 and the vascular clamps 7 which are sequentially arranged are pushed by the elasticity of the push-clamp spring 10, and manual single pushing is rapidly and effectively omitted; a locking mechanism is arranged above the clamping bin 6 and fixedly connected with the clamping tongs 4, and the locking mechanism comprises a locking rod 15 and a locking head 16; the locking head 16 moves in the vertical direction under the driving of the clamping forceps 4 so as to control the operation of the pushing and clamping mechanism, when the clamping forceps 4 are in an open state, the locking head 16 blocks the pushing and clamping spring 10, so that the pushing and clamping spring 10 cannot push the vascular clamp 7 to move forward, when the clamping forceps 4 are in a closed state, the locking head 16 is separated from the pushing and clamping spring 10, and the pushing and clamping spring 10 pushes the vascular clamp 7 forward.

Further, the clamping forceps 4 comprises a movable forceps head 41 and a fixed forceps head 42, the movable forceps head 41 and the fixed forceps head 42 are connected through a short pin 14, the movable forceps head 41 can rotate around the short pin 14 to realize opening and closing of the clamping forceps 4, when the clamping forceps 4 is opened, the blood vessel clamp 7 moves forward under the action of the pushing and clamping spring 10 to enter a groove of the fixed forceps head 42, then the clamping forceps 4 is closed, and the blood vessel clamp 7 is clamped on a specified blood vessel through pressing force, so that blood blocking is realized; the tail end of the movable tong head 41 is provided with a tong head spring 17, and the tong head spring 17 can reset the opened movable tong head 41 so as to rapidly clamp the next time.

Specifically, as shown in fig. 2 and 4, the movable binding clip 41 is further connected with a pull rod 12, and two ends of the pull rod 12 are respectively pin-connected with the movable binding clip 41 and the handle 5 through a first pull rod pin 13 and a second pull rod pin 20; the pull rod 12 consists of a front arm pull rod, a rear arm pull rod and a pull rod cable, the pull rod cable is positioned between the front arm 1 and the rear arm 2, and when the front arm 1 rotates, the pull rod cable can rotate along with the rotation, so that the opening and closing of the clamping pincers 4 are not influenced by angles; the steering head component 3 comprises a screw rod 31, a steering ball head 32 and a plurality of steering rods 33, two ends of the screw rod 31 are respectively and fixedly connected with the front arm 1 and the steering ball head 32, the steering ball head 32 can rotate in a ball groove of the rear arm 2, and the steering ball head 32 and the ball groove are in transition fit, so that when the front arm 1 rotates to a specified position, the steering ball head 32 has a certain locking force, and the position of a clamped blood vessel cannot be deviated due to shaking easily; the top ends of the steering rods 33 are fixedly connected with the steering ball heads 32; the tail end of the steering rod 33 is provided with a steering knob 21, and the steering head assembly 3 and the front arm 1 can be driven to rotate by rotating the steering knob 21; the steering knob 21 is also provided with a knob spring 22, and after clamping is finished, the steering knob 21 can be reset, so that the steering head assembly 3 and the front arm 1 are driven to return to the original position to wait for next clamping; the handle 5 comprises a fixed handle 51 and a movable handle 52, and the fixed handle 51 and the movable handle 52 are connected through a long pin 23; the fixed handle 51 is fixedly connected with the rear arm 2, the movable handle 52 can rotate around the long pin 23, and then the movable handle 52 moves backwards, and then the pull rod 12 drives the movable forceps head 41 to move towards the fixed forceps head 42, so as to press the blood vessel clamp 7 in the middle, and thus, a single clamping operation is completed.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims

1. A multifunctional blood vessel clamping device is characterized by comprising a front arm (1), a rear arm (2), clamping pincers (4) and a handle (5);

the front arm (1) and the rear arm (2) are connected through a steering head assembly (3), and the front arm (1) can rotate under the action of the steering head assembly (3) to clamp blood vessels at different angles;

the clamping forceps (4) are positioned at the top end of the forearm (1) and are used for clamping a blood vessel;

the handle (5) is positioned at the tail end of the rear arm (2) and is used for controlling the opening and closing of the clamping pincers (4).

2. The multifunctional blood vessel holding device as claimed in claim 1, wherein a holding chamber (6), a plurality of blood vessel clamps (7) and a pushing and clamping mechanism are arranged in the forearm (1); the vascular clamps (7) are sequentially arranged in the clamp bin (6); the pushing and clamping mechanism is positioned at the tail end of the vascular clamp (7) and used for pushing the vascular clamp (7) to move forwards.

3. The multifunctional blood vessel clamping device as claimed in claim 2, wherein the push-clamping mechanism comprises a push-clamping chamber (8), a push-clamping head (9), a push-clamping spring (10) and a spring cushion block (11), the push-clamping head (9), the push-clamping spring (10) and the spring cushion block (11) are arranged in the push-clamping chamber (8) in sequence from the end of the blood vessel clamp (7), and two ends of the push-clamping spring (10) are fixedly connected with the push-clamping head (9) and the spring cushion block (11), respectively.

4. The multifunctional blood vessel clamping device as claimed in claim 2, wherein a locking mechanism is arranged above the clamping chamber (6), the locking mechanism is fixedly connected with the clamping forceps (4), and the locking mechanism comprises a locking rod (15) and a locking head (16); the locking head (16) is driven by the clamping pliers (4) to move along the vertical direction so as to control the operation of the pushing and clamping mechanism.

5. A multifunctional blood vessel holding device according to claim 1, wherein said holding forceps (4) comprises a movable forceps head (41) and a fixed forceps head (42), said movable forceps head (41) and said fixed forceps head (42) being connected by a short pin (14), said movable forceps head (41) being rotatable around said short pin (14).

6. The multifunctional blood vessel clamping device as claimed in claim 5, wherein the movable binding clip (41) is provided with a binding clip spring (17) at the end, and the binding clip spring (17) can reset the opened movable binding clip (41).

7. The multifunctional blood vessel clamping device as claimed in claim 5, wherein a pull rod (12) is further connected to the movable forcep head (41), and two ends of the pull rod (12) are respectively pin-connected with the movable forcep head (41) and the handle (5) through a first pull rod pin (13) and a second pull rod pin (20); the pull rod (12) consists of a front arm pull rod, a rear arm pull rod and a pull rod cable, wherein the pull rod cable is positioned between the front arm (1) and the rear arm (2).

8. The multifunctional blood vessel clamping device as claimed in claim 1, wherein the steering head assembly (3) comprises a screw rod (31), a steering ball head (32) and a plurality of steering rods (33), both ends of the screw rod (31) are fixedly connected with the front arm (1) and the steering ball head (32), respectively, and the steering ball head (32) can rotate in a ball groove of the rear arm (2); the top ends of the steering rods (33) are fixedly connected with the steering ball heads (32).

9. The multifunctional blood vessel clamping device as claimed in claim 8, characterized in that the steering rod (33) is provided with a steering knob (21) at the end, and the steering head assembly (3) and the forearm (1) can be driven to rotate by rotating the steering knob (21); the steering knob (21) is also provided with a knob spring (22) which can reset the steering knob (21).

10. A multifunctional blood vessel holding device as claimed in claim 1, wherein said handle (5) comprises a fixed handle (51) and a movable handle (52), said fixed handle (51) and said movable handle (52) are connected by a long pin (23); the fixed handle (51) is fixedly connected with the rear arm (2).