CN213430464U

CN213430464U - Adjustable uterus blood supply blocking forceps

Info

Publication number: CN213430464U
Application number: CN202020993106.7U
Authority: CN
Inventors: 陈正琼; 黄强; 罗莉; 吴晓华; 应德美
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-06-15
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses an adjustable uterus blood supply blocking forceps, which comprises a handheld part and a clamping part, wherein the handheld part and the clamping part are connected through a connecting part, the clamping part comprises two forceps bodies which are arranged in parallel, and the handheld part comprises two symmetrically arranged holding rods; the connecting part comprises a shell and two transmission mechanisms symmetrically arranged in the shell, the two clamp bodies are respectively connected with the two transmission mechanisms, and the two holding rods can drive the two clamp bodies to move in the opposite direction or in the opposite direction when rotating; the clamp body is connected with the transmission mechanism through a sleeve, the sleeve is fixedly arranged on the transmission mechanism, and the clamp body is arranged in the sleeve and is in sliding connection with the sleeve. Use above-mentioned uterus blood supply to block pincers with adjustable, through two pincers bodies of parallel arrangement, the stress surface is more even when making the centre gripping to can promote hemostatic effect according to pregnant woman's uterus shape adjustment pincers body's length, guarantee pregnant woman's safety.

Description

Adjustable uterus blood supply blocking forceps

Technical Field

The utility model particularly relates to a uterus blood supply blocks pincers with adjustable.

Background

The dangerous pre-placenta is a serious complication of pregnancy, and the life safety of the mother and the child is often endangered due to the bleeding which is difficult to control in the operation. The pre-placental bleeding is caused by the swelling of the lower uterine end and by the absence of contractions following expulsion of the placenta. If the uterus can be clamped from both sides by a special clamp after the fetus is delivered, the blood supply of the uterus can be completely blocked, and the bleeding can be obviously reduced. However, no forceps are available for completely blocking uterine blood flow.

The length and radian of the forceps body of the currently used surgical forceps are not adjustable, so that the forceps can not adapt to the shape of the pregnant uterus of all patients, the whole blood supply of the uterus is difficult to block, and the surgical forceps have the danger of incapability of stopping bleeding or low bleeding efficiency and are dangerous to the safety of pregnant women.

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 uterus blood supply blocks pincers with adjustable, can adjust the length of the pincers body, is convenient for promote hemostatic effect, protects pregnant woman's safety.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an adjustable uterine blood supply blocking forceps comprises a handheld part and a clamping part, wherein the handheld part and the clamping part are connected through a connecting part, the clamping part comprises two forceps bodies which are arranged in parallel, and the handheld part comprises two symmetrically arranged holding rods;

the connecting part comprises a shell and two transmission mechanisms symmetrically arranged in the shell, sliding grooves are formed in two sides of the shell, the holding rods extend into the shell from the sliding grooves in one side of the shell, the two holding rods are respectively connected with the two transmission mechanisms, the clamp bodies extend into the shell from the sliding grooves in the other side of the shell, the two clamp bodies are respectively connected with the two transmission mechanisms, and the two holding rods can drive the two clamp bodies to move in the opposite direction or in the opposite direction when rotating;

the clamp body is connected with the transmission mechanism through a sleeve, the sleeve is fixedly arranged on the transmission mechanism, the clamp body is arranged in the sleeve and is in sliding connection with the sleeve, one sides of the two clamp bodies, which are far away from each other, are provided with baffle plates, and the baffle plates are fixedly arranged on the clamp body;

and a push plate is further arranged on one side of the clamp body, which is far away from the clamp body, and the baffle is inserted in the push plate and is in sliding connection with the push plate.

The holding rod is rotated by fingers, and under the action of the transmission mechanism, the holding rod can drive the two forceps bodies to rotate oppositely or move away from each other, so that the uterus is clamped or loosened, and the hemostatic effect is achieved. When the length of the pliers is adjusted, the baffle is pushed by the push plate, and the pliers body can be driven to slide in the sleeve, so that the length of the pliers body is adjusted.

The adjustable uterine blood supply blocking forceps have the beneficial effects that: the clamping face atress of the pincers body to the uterus of two parallel arrangement is more even to can be according to patient's health adjustment pincers body's length, promote hemostatic effect, improve the security.

Furthermore, the transmission mechanism comprises a gear, a rack, a rotating shaft and a fixing plate, the rack is arranged on the inner wall of the shell and is in sliding connection with the shell, the gear is meshed with the rack, the rotating shaft is rotatably arranged on the inner wall of the shell and is coaxially connected with the gear, and the holding rod is connected with the rotating shaft;

the fixed plate is arranged on one side of the rack far away from the gear and is in sliding connection with the inner wall of the shell, the sleeve is arranged on the fixed plate, and the two fixed plates are in cross connection with the two racks.

When the holding rods rotate in opposite directions, the gears are driven to rotate through rotation, the two racks are driven to move towards the direction away from each other, the racks move away from each other to drive the two fixing plates in cross connection to move in opposite directions, and therefore the two forceps bodies are driven to move towards the direction close to each other, and the uterus can be clamped.

Furthermore, a sliding rod is arranged on the shell, the sliding rod extends into the shell and is connected with the shell in a sliding mode, and the sliding rod is connected with the two push plates through a connecting rod.

The slide bar on the shell is pushed, and the slide bar drives the two push plates to move through the connecting rod, so that the length of the clamp body can be conveniently adjusted.

Furthermore, the clamping part also comprises an arc-shaped section, the arc-shaped section is arranged at one end, far away from the connecting part, of the pliers body, and the arc-shaped section is bent towards the direction inclined to the plane where the two pliers bodies are located.

The arcuate section is intended to better conform to the shape of the uterus.

Further, the arc-shaped section is rotationally connected with the clamp body.

Can adjust the angle of arc section relative to the pincers body through rotating, adapt to different pregnant woman's uterus better to promote hemostatic effect.

Furthermore, a rubber sleeve is sleeved at the joint of the clamp body and the arc-shaped section.

The rubber sleeve is arranged at the joint of the forceps body and the arc-shaped section, so that the gap between the forceps body and the arc-shaped section is prevented from clamping the uterine flesh.

Furthermore, one side of the clamp body, which is close to the clamp body, is provided with a pressure plate which is arranged along the axial direction.

The clamp plate is used for improving the stress area when clamping, so that the stress is more uniform, the uterine flesh is prevented from being crushed, and the pain of pregnant women is relieved.

Drawings

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

fig. 2 is a schematic structural view of the connecting portion of the present invention;

fig. 3 is a schematic side view of the present invention;

reference numerals: 1-handheld part, 110-holding rod, 2-connecting part, 20-shell, 201-sliding groove, 202-sliding rod, 21-transmission mechanism, 210-gear, 211-rack, 212-rotating shaft, 213-fixing plate, 214-sleeve, 215-baffle, 216-push plate, 217-connecting rod, 3-clamping part, 310-clamp body, 320-arc section, 330-rotating shaft I and 340-pressing plate.

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.

Please refer to fig. 1 to 3, the utility model provides a uterus blood supply blocks pincers with adjustable, including handheld portion 1, clamping part 3 and connecting portion, handheld portion 1 is including the holding rod 110 that is equipped with the finger circle for the doctor holds, and clamping part 3 includes two parallel arrangement's pincers body 310, is used for the centre gripping position of bleeding to stanch, and clamping part 3 and handheld portion 1 are connected through connecting portion, rotate the operation through handheld portion 1, thereby let clamping part 3 carry out the centre gripping to the uterus and reach hemostatic effect.

Specifically, the connecting portion includes a housing 20 and two transmission mechanisms 21 symmetrically disposed in the housing 20, and the transmission mechanisms 21 include a gear 210, a rack 211, a rotating shaft 212 and a fixing plate 213. The racks 211 of the two transmission mechanisms 21 are located on the same plane, and the racks 211 are disposed on the inner wall of the housing 20 and slidably connected to the housing 20. The gear 210 is engaged with the rack 211, and the rotating shaft 212 is coaxially connected with the gear 210. The two sides of the housing 20 are both provided with sliding grooves 201, and the grip 110 extends into the housing 20 from the sliding groove 201 on one side and is connected with the rotating shaft 212.

The fixing plates 213 are disposed on a side of the rack 211 away from the gear 210, the fixing plates 213 of the two transmission mechanisms 21 are located on the same plane and parallel to the rack 211, and the two fixing plates 213 are cross-connected with the two racks 211. The caliper body 310 is extended into the housing 20 from the other side slide groove 201 of the housing 20, and is disposed on the fixing plate 213.

When the grip 110 is held, the grip 110 is rotated, and the grip 110 drives the gear 210 to rotate through the rotating shaft 212, so as to drive the rack 211 to move. When the two holding rods 110 rotate in opposite directions, the two racks 211 move in the direction away from each other and drive the two fixing plates 213 to move in the direction close to each other, so that the two forceps bodies 310 are close to each other, the uterus can be clamped, and the clamping effect of the forceps bodies 310 arranged in parallel is better.

Specifically, the caliper body 310 is connected to the fixing plate 213 through the sleeve 214, the sleeve 214 is fixedly disposed on the fixing plate 213, and the caliper body 310 is inserted into the sleeve 214 and slidably connected to the sleeve 214. The side of the pincer body 310 away from each other is provided with a push plate 216 and a baffle 215, the baffle 215 is connected with the pincer body 310 and inserted into the push plate 216, and the pincer body 310 can be driven to slide in the sleeve 214 by pushing the push plate 216, so that the length of the pincer body 310 can be adjusted.

In this embodiment, a sliding rod 202 is disposed on the housing 20, the sliding rod 202 extends into the housing 20 and is slidably connected to the housing 20, a connecting rod 217 is connected to one end of the sliding rod 202 located in the housing 20, and ends of the sliding rod 202, which are far away from the connecting rod 217, are Contraband-shaped and are respectively connected to the two pushing plates 216. The length of the clamp body 310 can be adjusted by pushing the sliding rod 202, so that the operation is more convenient.

Specifically, in order to adapt to the curved edge of the uterus, the clamping portion 3 further comprises an arc-shaped segment 320, and the arc-shaped segment 320 is disposed at one end of the forceps body 310 far away from the connecting portion and is bent into an arc shape in a direction inclined to the plane where the two forceps bodies 310 are located. The arc-shaped section 320 is rotatably connected with the caliper body 310 and is connected with the caliper body 310 through a first rotating shaft 330, so that the caliper body 310 can rotate relative to the caliper body, and the friction force is large, and the caliper body cannot rotate under the action of no external force. Because the uterus of every pregnant woman is different in shape, consequently can be through rotating the knob, rotate arc section 320 relatively, adjust to the uterus of pregnant woman, reach better hemostatic effect.

In order to prevent the gap at the joint of the forceps body 310 and the arc-shaped section 320 from clamping the uterine flesh, a rubber sleeve (not shown) can be sleeved at the joint of the forceps body 310 and the arc-shaped section 320, and the rubber sleeve with elasticity can deform along with the rotation of the arc-shaped section 320 and prevent the uterine flesh from being clamped during the rotation.

Specifically, the pressing plate 340 is arranged along the axial direction on one side, close to each other, of the forceps body 310, when the blood is stopped by clamping, the pressing plate 340 is in contact with the uterine flesh, and compared with the forceps body 310, the pressing plate 340 has a larger contact area, so that the stress is more uniform, the uterine flesh can be prevented from being crushed, and the pain of the pregnant woman can be relieved.

The working principle of the adjustable uterine blood supply blocking forceps is as follows: after the holding rod 110 is held by hand, the holding rod 110 is rotated relatively, the holding rod 110 drives the gear 210 to rotate through the rotating shaft 212, so that the two racks 211 move towards each other, the two fixing plates 213 are driven to move towards each other, and the fixing plates 213 drive the two forceps bodies 310 to be close to each other, thereby stopping bleeding at the bleeding part. According to the uterus of different pregnant women, the sliding rod 202 can be pushed, the sliding rod 202 drives the forceps body 310 to slide in the sleeve 214 through the push plate 216, and the length of the forceps body 310 is adjusted. The knob can also be rotated to drive the arc-shaped section 320 to rotate, and the angle of the clamping part 3 is adjusted to better adapt to the uterus of the pregnant woman.

Use uterus blood supply to block pincers with adjustable above-mentioned, carry out the centre gripping through parallel arrangement's the pincers body, the area of centre gripping is wider, and the atress is more even to can adjust length and angle, promote adaptability, make hemostatic effect better, protect pregnant woman's safety.

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. The adjustable uterine blood supply blocking forceps are characterized by comprising a handheld part and a clamping part, wherein the handheld part is connected with the clamping part through a connecting part, the clamping part comprises two forceps bodies which are arranged in parallel, and the handheld part comprises two symmetrically arranged holding rods;

2. The adjustable uterine blood supply blocking forceps as defined in claim 1, wherein the transmission mechanism comprises a gear, a rack, a rotating shaft and a fixing plate, the rack is disposed on the inner wall of the housing and slidably connected with the housing, the gear is engaged with the rack, the rotating shaft is rotatably disposed on the inner wall of the housing and coaxially connected with the gear, and the holding rod is connected with the rotating shaft;

3. The adjustable uterine blood supply blocking forceps as claimed in claim 1, wherein the housing is provided with a sliding rod, the sliding rod extends into the housing and is slidably connected with the housing, and the sliding rod is connected with the two push plates through a connecting rod.

4. The adjustable uterine blood supply blocking forceps according to claim 3, wherein the clamping portion further comprises an arc-shaped section, the arc-shaped section is arranged at one end of the forceps body far away from the connecting portion, and the arc-shaped section is bent towards a direction inclined to a plane where the two forceps bodies are located.

5. The adjustable uterine blood supply blocking forceps according to claim 4, wherein the arc-shaped section is rotatably connected with the forceps body.

6. The adjustable uterine blood supply blocking forceps as claimed in claim 4, wherein a rubber sleeve is sleeved at the joint of the forceps body and the arc-shaped section.

7. The adjustable uterine blood supply blocking forceps according to claim 1, wherein the side of the forceps body adjacent to each other is provided with a pressure plate arranged along the axial direction.