CN213217436U

CN213217436U - Adjustable hemostatic forceps

Info

Publication number: CN213217436U
Application number: CN202020895080.2U
Authority: CN
Inventors: 温燕; 李平昂; 王晓松; 张帆; 袁丹凤; 李晓琴
Original assignee: First Affiliated Hospital of PLA Military Medical University
Current assignee: Nanfang Hospital; First Affiliated Hospital of PLA Military Medical University
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-05-18
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses an adjustable hemostatic forceps, which comprises a left forceps body and a right forceps body which are hinged, wherein a clamping part comprises a forceps handle and a forceps clip, the forceps clip is hinged with the forceps handle, and the outer side of the hinged part of the forceps clip and the forceps handle is provided with a rotating shaft; the adjusting mechanism comprises a first traction rope, a second traction rope, a spring and a sliding rod, the handheld part is provided with a through hole, and the spring is arranged in the handheld part; the handheld part is also provided with a strip-shaped hole, and the sliding rod is inserted into the strip-shaped hole and is connected with the strip-shaped hole in a sliding manner; one end of the first traction rope is connected with the side of the first rotating shaft, the other end of the first traction rope penetrates through the through hole to be connected with the spring, one end of the second traction rope is connected with the other side of the rotating shaft, and the other end of the second traction rope penetrates through the through hole to be connected with the sliding rod. Above-mentioned hemostatic forceps with adjustable can adjust the angle of clamping part, is more convenient for stanch to the dead angle department that is difficult to stanch, promotes hemostatic effect and efficiency, guarantees patient's safety.

Description

Adjustable hemostatic forceps

Technical Field

The utility model particularly relates to an adjustable hemostatic forceps.

Background

The hemostatic forceps are a surgical instrument for realizing blood blocking by clamping blood vessels, and the vascular aorta is clamped by the hemostatic forceps to prevent blood from flowing out. When a patient is in bleeding, after the hemostatic is taken, the hemostatic clamp clamps the aorta so as not to allow blood to flow out.

The angle of a forceps holder of the currently used surgical forceps is fixed and cannot be adjusted, and when hemostasis is performed, due to the reasons of body difference, different bleeding parts and the like, a hemostasis dead angle possibly exists, the clamping part of the hemostatic forceps is difficult to stretch into the bleeding part, so that hemostasis cannot be performed, or the hemostasis efficiency is low, and the safety of a patient is dangerous.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the to-be-solved technical problem of the utility model is to provide a hemostatic forceps with adjustable can adjust adding of hemostatic forceps and hold the angle, avoid stanching the dead angle, guarantee patient's safety.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an adjustable hemostatic forceps comprises a left forceps body and a right forceps body which are hinged, wherein the left forceps body and the right forceps body respectively comprise a clamping part and a handheld part, the clamping part comprises a forceps handle and a forceps clip, the forceps clip is hinged with the forceps handle, and a rotating shaft is arranged on the outer side of the hinged part of the forceps clip and the forceps handle;

the adjusting mechanism comprises a first traction rope, a second traction rope, a spring and a sliding rod, a cavity is arranged in the handheld part, a through hole is formed in one side, facing the clamping part, of the handheld part, the through hole is communicated with the cavity, and the spring is arranged in the cavity;

the handheld part is also provided with a strip-shaped hole communicated with the cavity, the strip-shaped hole is axially provided with a plurality of uniformly arranged limiting holes extending outwards, the limiting holes are also communicated with the cavity, and the sliding rod is inserted into the strip-shaped hole and is in sliding connection with the strip-shaped hole and the limiting holes;

one end of the first traction rope is connected with the side of the first rotating shaft, the other end of the first traction rope penetrates through the through hole to be connected with the spring, one end of the second traction rope is connected with the other side of the rotating shaft, and the other end of the second traction rope penetrates through the through hole to be connected with the sliding rod.

Under normal conditions, the forceps holder, the forceps body and the hand-held part are positioned on the same plane, and the first traction rope is in a stretched state under the action of the spring. When the angle of the clamping part needs to be rotated, the sliding rod is pulled to slide in the strip-shaped hole, and the second traction rope drives the rotating shaft to rotate so as to rotate the forceps holder relative to the forceps handle. After the rotation is finished, the sliding rod slides into the limiting hole, the spring is stretched due to the first traction rope, and the limiting hole fixes the angle of the current clamping part.

The adjustable hemostatic forceps has the beneficial effects that: the angle that can adjust the clamp, under the condition that there is the dead angle in the disect insertion mode, can rotate the angle of clamp fast to stanch rapidly, promote hemostatic efficiency, guarantee patient's safety.

Further, one ends of the two jaws far away from the clamp handle are curved towards the direction of approaching each other.

When hemostasis is performed, the arc-shaped forceps clamps on the two sides can clamp the artery and the vein from the two sides, so that the clamping range is wider, and blood circulation is interrupted rapidly.

Further, the limiting hole inclines towards the spring direction.

Because the spring can stimulate first haulage rope and drive the forceps holder and reset, put into the spacing downthehole back towards the spring direction with the slide bar, can block the slide bar.

Furthermore, a separation blade is arranged at the joint of the limiting hole and the strip-shaped hole, and the separation blade is elastic.

The elastic baffle plate can further block the sliding rod, and the sliding rod can be prevented from sliding out of the limiting hole due to misoperation.

The clamping device comprises a left clamp body, a right clamp body and a clamping part, wherein the clamping part is arranged on the left side of the left clamp body, the clamping part is arranged on the right side of the left clamp body, the clamping parts are arranged on the left side of the left clamp body, the clamping parts are arranged on the right side of the right clamp body, the clamping parts are arranged on the left side of the right;

be equipped with a plurality of through-holes along the tube length direction uniformly on the inner tube, also be equipped with a plurality of through-holes along the tube length direction uniformly on the outer tube, the bolt can insert in the through-hole.

When the clamping part rotates relatively, the inner pipe slides in the outer pipe. When stanching, carry artery and vein back, can insert the through-hole with the bolt, fixed centre gripping dynamics saves doctor's physical power, conveniently carries out other operations.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the adjusting mechanism of the present invention;

fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention;

fig. 4 is a partial schematic structural view of a side surface of the adjusting mechanism of the present invention;

fig. 5 is a schematic structural view of the fixing mechanism of the present invention;

reference numerals: 1-left forceps body, 2-right forceps body, 100-clamping part, 110-forceps holder, 120-forceps handle, 130-rotating shaft, 200-hand-held part, 210-cavity, 220-perforation, 230-strip-shaped hole, 240-limiting hole, 300-adjusting mechanism, 310-first traction rope, 320-second traction rope, 330-spring, 340-sliding rod, 400-fixing mechanism, 410-inner tube, 420-outer tube, 430-through hole and 440-bolt.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", 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 referenced components or structures must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be considered as limiting the present invention.

Referring to fig. 1 to 5, the present invention provides an adjustable hemostatic forceps, which comprises a left forceps body 1, a right forceps body 2, an adjusting mechanism 300 and a fixing mechanism 400, wherein the forceps bodies are symmetrically arranged, the middle portions of the two forceps bodies are hinged to each other, and each forceps body comprises a clamping portion 100 and a handheld portion 200, the handheld portion 200 is operated by fingers to rotate, so that the clamping portion 100 clamps an artery or a vein, thereby achieving the hemostatic effect. In operation, the angle of the clamping portion 100 can be adjusted by the adjusting mechanism 300, and the hemostatic forceps can be fixed by the fixing mechanism 400.

Specifically, the clamping portion 100 includes a jaw 110 and a jaw handle 120, the jaw handle 120 is connected to the handle 200, the jaw 110 is hinged to the jaw handle 120, the jaw handle 120 and the handle 200 are located on the same plane, the jaw 110 can rotate relative to the plane of the jaw handle 120 and the handle 200, and a rotating shaft 130 is disposed outside the hinged portion of the jaw 110 and the jaw handle 120.

As shown in fig. 2, 3 and 4, the adjusting mechanism 300 includes a first pulling rope 310, a second pulling rope 320, a spring 330 and a sliding rod 340, wherein the first pulling rope 310 and the second pulling rope 320 are respectively connected to two opposite sides of the rotating shaft 130, and the other ends are disposed in the handle 200. The hand-held portion 200 has a cavity 210 therein, and a through hole 220 communicating with the cavity 210 is opened on a side of the hand-held portion 200 facing the clamping portion 100, the spring 330 is disposed in the cavity 210, and the first pulling rope 310 passes through the through hole 220 and is connected with the spring 330.

The handheld portion 200 is further provided with a strip-shaped hole 230, the strip-shaped hole 230 is communicated with the cavity 210, the sliding rod 340 is inserted into the strip-shaped hole 230, and the second pulling rope 320 passes through the through hole 220 to enter the cavity 210 and is connected with the sliding rod 340. The strip-shaped hole 230 is provided with a plurality of limiting holes 240 which are uniformly arranged and extend outwards along the axial direction, the limiting holes 240 are also communicated with the cavity 210, and the sliding rod 340 is connected with the strip-shaped hole 230 and the limiting holes 240 in a sliding manner.

When the forceps 110, the forceps handle 120 and the hand-held portion 200 are in the same plane, the first traction rope 310 is in a stretched state under the action of the elastic force. When the angle needs to be rotated, the sliding rod 340 is slid, the sliding rod 340 pulls the second pulling rope 320 and drives the rotating shaft 130 to rotate, at this time, the forceps holder 110 rotates relative to the forceps handle 120, and simultaneously, the first pulling rope 310 rotates to the other side along with the rotating shaft 130 and stretches the spring 330. After the rotation is completed, the sliding rod 340 is placed into the limiting hole 240, the current angle is fixed, and the resetting under the action of elastic force is avoided.

Specifically, the limiting hole 240 is inclined towards the direction of the through hole 220, after the first pulling rope 310 stretches the spring 330, the spring 330 pulls the first pulling rope 310 back, the second pulling rope 320 is provided with a pulling force through the rotating shaft 130, and the sliding rod 340 is pulled towards the direction of the through hole 220, so that the limiting hole 240 is inclined towards the direction of the through hole 220, the sliding rod 340 can be fixed in the limiting hole 240, and the current angle of the forceps holder 110 can be fixed.

In order to further prevent the sliding rod 340 from sliding out of the limiting hole 240, an elastic blocking piece can be further arranged at the connection position of the limiting hole 240 and the strip-shaped hole 230, so that the sliding rod 340 can be prevented from sliding out of the limiting hole 240 in the event of misoperation.

Specifically, as shown in fig. 5, the fixing mechanism 400 includes an inner tube 410, an outer tube 420, and a latch 440, and the inner tube 410 and the outer tube 420 are respectively disposed on the clamping portions 100 of the left caliper body 1 and the right caliper body 2 and are disposed opposite to each other. The inner pipe 410 and the outer pipe 420 are both arc-shaped, the circle center is located at the hinge joint of the left forceps body 1 and the right forceps body 2, and the inner pipe 410 can be inserted into the outer pipe 420.

The inner tube 410 and the outer tube 420 are each uniformly provided with a plurality of through-holes 430 in the tube length direction, and the pins 440 can be inserted into the through-holes 430. When the doctor operates the left forceps body 1 and the right forceps body 2 to rotate relatively, the inner tube 410 slides in the outer tube 420, and when the doctor clamps a bleeding part, the bolt 440 can be inserted into the through hole 430 to fix the clamping part 100, so that the doctor saves strength and is convenient to perform other operations.

Specifically, in the present embodiment, the ends of the two jaws 110 that are away from the handle 120 are curved in an arc toward each other. When hemostasis is carried out, the artery and the vein can be clamped completely by the arc-shaped clamp 110, the clamping range is larger, blood circulation can be interrupted rapidly, and the hemostasis effect is improved.

The working principle of the adjustable hemostatic forceps is as follows: when stopping bleeding, a doctor inserts fingers into the hand-held portion 200 and operates the hand-held portion 200 to rotate, thereby clamping bleeding with the clamping portion 100 to stop bleeding. When the angle needs to be rotated, the sliding rod 340 is pulled, the sliding rod 340 pulls the second pulling rope 320 to drive the rotating shaft 130 to rotate, so that the forceps holder 110 rotates relative to the forceps handle 120, the sliding rod 340 slides into the limiting hole 240, the elastic force of the spring 330 pulls the first pulling rope 310 to drive the sliding rod 340 to be clamped in the limiting hole 240, and the current angle of the forceps holder 110 is fixed. After clamping the hemorrhage, the latch 440 is inserted into the through-holes 430 of the inner tube 410 and the outer tube 420, so that the angle of the clamping part 100 is kept fixed.

Use hemostatic forceps with adjustable above-mentioned, when meetting inconvenient hemostatic dead angle department under the disect insertion mode, can adjust the angle of centre gripping rapidly, avoid causing the situation of the difficulty of stanching, promote hemostatic efficiency, guarantee patient's safety to circular-arc forceps holder hemostasis scope is bigger, makes hemostatic effect better, can also fix the angle when stanching, saves doctor's physical power, lets the doctor be convenient for carry out other operations, promotes operation efficiency.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. 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. An adjustable hemostatic forceps comprises a left forceps body and a right forceps body which are hinged with each other, and is characterized in that the left forceps body and the right forceps body respectively comprise a clamping part and a handheld part, the clamping part comprises a forceps handle and a forceps clip, the forceps clip is hinged with the forceps handle, and the outer side of the hinged part of the forceps clip and the forceps handle is provided with a rotating shaft;

2. The adjustable hemostatic forceps according to claim 1, wherein the ends of the two jaws that are distal from the handle are curved in an arc toward each other.

3. The adjustable hemostatic forceps according to claim 1, wherein the limiting hole is inclined toward the perforation direction.

4. The adjustable hemostatic forceps as claimed in claim 1, wherein a stop piece is provided at the connection between the limiting hole and the strip-shaped hole, and the stop piece has elasticity.

5. The adjustable hemostatic forceps according to claim 1, further comprising a fixing mechanism, wherein the fixing mechanism comprises an inner tube, an outer tube and a plug pin, the inner tube and the outer tube are respectively arranged on the clamping parts of the left forceps body and the right forceps body and are oppositely arranged, the inner tube is inserted into the outer tube and is slidably connected with the outer tube, the inner tube and the outer tube are both arc-shaped, and the circle center of the inner tube is located at the hinge joint of the left forceps body and the right forceps body;