CN220370040U - Adjustable adds holds power and holds tumour pincers - Google Patents

Abstract

The utility model relates to the technical field of medical appliances, in particular to an adjustable tumor holding forceps with a holding force, which comprises a working end, a forceps head, an adjusting mechanism and a holding part, wherein the holding part is arranged on the adjusting mechanism, the adjusting mechanism comprises a supporting part, an angle adjusting knob, a pressure adjusting nut, a spring, a movable block and a traction steel wire, the supporting part is provided with a cavity, the pressure adjusting nut is arranged in the cavity and is in threaded connection with the supporting part, the angle adjusting knob is rotationally connected with the supporting part, one end of the working end is connected with the forceps head, the other end of the working end penetrates through the angle adjusting knob and is inserted into the cavity and penetrates through the pressure adjusting nut, one end of the traction steel wire is connected with the forceps head, the other end of the traction steel wire penetrates through the working end and is fixedly connected with the movable block, one end of the spring is fixedly connected with the pressure adjusting nut, and the other end of the spring is contacted with the movable block, so that the clamping force can be controlled, and the risk of surgery is reduced.

Description

Adjustable adds holds power and holds tumour pincers

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a pair of adjustable tumor holding pliers with a holding force.

Background

Today, the modern medical means are continuously advanced, and surgical operations are becoming more and more popular, and particularly, operations for removing disease variants, such as tumor removal operations, are becoming more and more widespread, and in performing tumor surgical operations, it is often necessary to clamp and lift a tumor to be removed by using forceps, and then cut the tumor by using a surgical knife.

The opening and closing of the head end of the existing tumor holding forceps are transmitted in real time through a connecting rod mechanism, the clamping force of the head end is in direct proportion to the force of an operator using the instrument, the clamping force of the head end is uncontrollable along with the hand force change of the operator in the using process, and the risk of tumors or tissues in the operation caused by uncontrollable clamping force of the instrument head end is irreversible.

Disclosure of Invention

The utility model aims to provide an adjustable tumor holding clamp, which aims to solve the technical problems that in the prior art, the opening and closing of the head end of the existing tumor holding clamp are transmitted in real time through a connecting rod mechanism, the clamping force of a head end is in direct proportion to the force of an operator using an instrument, the clamping force of the head end is uncontrollable along with the change of the hand force of the operator in the using process, and the risk of tumors or tissues in the operation is irreversible if the clamping force of the head end of the instrument is uncontrollable.

In order to achieve the above purpose, the adjustable tumor holding forceps comprise a working end, a forceps head, an adjusting mechanism and a holding part, wherein the holding part is arranged on the adjusting mechanism, the adjusting mechanism comprises a supporting part, an angle adjusting knob, a pressure adjusting nut, a spring, a movable block and a traction steel wire, the supporting part is provided with a cavity, the pressure adjusting nut is arranged in the cavity and is in threaded connection with the supporting part, the angle adjusting knob is in rotary connection with the supporting part, one end of the working end is connected with the forceps head, the other end of the working end penetrates through the angle adjusting knob and is inserted into the cavity and penetrates through the pressure adjusting nut, one end of the traction steel wire is connected with the forceps head, the other end of the traction steel wire penetrates through the working end and is fixedly connected with the movable block, one end of the spring is fixedly connected with the pressure adjusting nut, and the other end of the spring is in contact with the movable block.

The holding part comprises a connecting piece, a sliding block, two holding blocks and two connecting rods, wherein the connecting piece is in threaded connection with the supporting part, one ends of the two connecting rods are respectively hinged with the corresponding holding blocks, the other ends of the two connecting rods are both hinged with the sliding block, and the sliding block is in sliding connection with the connecting piece.

The adjustable tumor holding forceps further comprise a check ring, and the check ring is arranged on the supporting portion.

The adjustable tumor holding forceps further comprise a plurality of protrusions, and the protrusions are arranged on the angle adjusting knob.

When the adjustable tumor holding forceps are specifically used, firstly, the stroke of the spring is adjusted through the pressure adjusting nut according to tumor and tissue quality, the stroke of the spring is large, the compression ratio is small, the elasticity is weakened, the stroke of the spring is small, the compression ratio is large, the elasticity is large, the use angle is determined by rotating the angle adjusting knob connected with the working end, a user applies pressure to the holding part, the holding part transmits the pressure to the movable block contacted with the holding part, the movable block drives the traction steel wire to move forwards, the head end of the traction steel wire is connected with the tail shaft of the forceps head, so that the forceps head is rotated, the end of the forceps head is realized, the pressure is released after the tumor is clamped, the pressure is restored through the spring, the movable block drives the forceps head to generate clamping force through the traction steel wire, the closing is realized by means of the elasticity of the spring, the clamping force is provided for follow-up compensation, and the clamping force can be controlled in this way, and the risk of the operation is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the structure of an adjustable force-adding tumor holding forceps of the utility model.

Fig. 2 is a schematic view of a part of the structure of the adjustable holding force tumor holding forceps of the utility model.

Fig. 3 is an enlarged view of the partial structure at a of fig. 1 according to the present utility model.

Fig. 4 is an enlarged view of the partial structure at B of fig. 2 according to the present utility model.

The hydraulic clamp comprises a 1-working end, a 2-clamp head, a 3-supporting part, a 4-angle adjusting knob, a 5-pressure adjusting nut, a 6-spring, a 7-movable block, an 8-traction steel wire, a 9-cavity, a 10-connecting piece, an 11-sliding block, a 12-holding block, a 13-connecting rod, a 14-check ring and a 15-bulge.

Detailed Description

Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of an adjustable force-adding tumor holding forceps of the utility model, fig. 2 is a schematic partial structural diagram of the adjustable force-adding tumor holding forceps of the utility model, fig. 3 is an enlarged partial structural diagram of a part a of fig. 1, fig. 4 is an enlarged partial structural diagram of a part B of fig. 2, the utility model provides an adjustable force-adding tumor holding forceps, which comprises a working end 1, a forceps head 2, an adjusting mechanism and a holding part, wherein the holding part is arranged on the adjusting mechanism, the adjusting mechanism comprises a supporting part 3, an angle adjusting knob 4, a pressure adjusting nut 5, a spring 6, a movable block 7 and a pulling wire 8, the supporting part 3 is provided with a cavity 9, the pressure adjusting nut 5 is arranged in the cavity 9 and is in threaded connection with the supporting part 3, one end of the working end 1 is connected with the forceps head 2, the other end of the working end 1 penetrates through the angle adjusting knob 4, the pressure adjusting nut 5 is inserted into the cavity 9 and is connected with the other end of the movable block 7, the pulling wire 8 is connected with the other end of the movable block 7, and the pulling wire 8 is connected with the other end of the movable block 7.

In this embodiment, when the surgical clamp is specifically used, firstly, the stroke of the spring 6 is adjusted through the pressure adjusting nut 5 according to the tumor and tissue quality, the stroke of the spring 6 is large, the compression ratio is small, the elasticity is weak, the stroke of the spring 6 is small, the compression ratio is large, the elasticity is large, the use angle is determined by rotating the angle adjusting knob 4 connected with the working end 1, the operator applies pressure to the holding part, the holding part transmits the pressure to the movable block 7 contacted with the holding part, the movable block 7 drives the traction steel wire 8 to move forwards, the head end of the traction steel wire 8 is connected with the tail shaft of the clamp head 2, so that the clamp head 2 is rotated, the clamp head 2 end is realized, the release pressure after the tumor is clamped is reset through the spring 6 to drive the movable block 7 to move, the clamp head 2 is driven by the traction steel wire 8 to generate clamping force, the clamp is closed by means of the elasticity of the spring 6, and the clamping force is provided to compensate, so that the clamping force can be controlled, and the risk of the surgical clamp is reduced.

Further, the holding part comprises a connecting piece 10, a sliding block 11, two holding blocks 12 and two connecting rods 13, the connecting piece 10 is in threaded connection with the supporting part 3, one ends of the two connecting rods 13 are respectively hinged with the corresponding holding blocks 12, the other ends of the two connecting rods 13 are both hinged with the sliding block 11, and the sliding block 11 is in sliding connection with the connecting piece 10.

In this embodiment, when in use, the operator applies pressure to the two holding blocks 12, the two holding blocks 12 drive the sliding block 11 to move forward through the two connecting rods 13, and the sliding block 11 transfers the movement form to the movable block 7 contacted with the sliding block 11 to drive the movable block 7 to move.

Further, the adjustable tumor holding forceps further comprise a retainer ring 14, and the retainer ring 14 is arranged on the supporting part 3;

the adjustable tumor holding forceps further comprise a plurality of protrusions 15, and the protrusions 15 are arranged on the angle adjusting knob 4.

In the present embodiment, by providing a plurality of the protrusions 15, an anti-slip effect can be provided between the hand and the angle adjustment knob 4 when the angle adjustment knob 4 is rotated.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims (4)

1. An adjustable force-adding tumor holding forceps is characterized in that,

including work end, binding clip, adjustment mechanism and portion of gripping, the portion of gripping sets up adjustment mechanism is last, adjustment mechanism includes supporting part, angle adjusting knob, pressure adjusting nut, spring, movable block and tractive steel wire, the supporting part is provided with the cavity, pressure adjusting nut sets up in the cavity, and with supporting part threaded connection, angle adjusting knob with the supporting part rotates to be connected, the one end of work end with the binding clip is connected, the other end of work end runs through angle adjusting knob inserts to in the cavity, and runs through pressure adjusting nut, the one end of tractive steel wire with the binding clip is connected, the other end of tractive steel wire runs through the work end, and with movable block fixed connection, the one end of spring with pressure adjusting nut fixed connection, the other end of spring with movable block contact.

2. The adjustable holding force tumor holding forceps of claim 1, wherein,

the holding part comprises a connecting piece, a sliding block, two holding blocks and two connecting rods, wherein the connecting piece is in threaded connection with the supporting part, one ends of the two connecting rods are respectively hinged with the corresponding holding blocks, the other ends of the two connecting rods are both hinged with the sliding block, and the sliding block is in sliding connection with the connecting piece.

3. The adjustable holding force tumor holding forceps of claim 2, wherein,

the adjustable tumor holding forceps further comprise a check ring, and the check ring is arranged on the supporting part.

4. The adjustable holding force tumor holding forceps of claim 3, wherein,

the adjustable tumor holding forceps further comprise a plurality of protrusions, and the protrusions are arranged on the angle adjusting knob.