CN110710999A

CN110710999A - Opening forceps

Info

Publication number: CN110710999A
Application number: CN201911048727.6A
Authority: CN
Inventors: 卞旭廷; 郑小龙; 邓泓鄗; 张臣科
Original assignee: First Affiliated Hospital of PLA Military Medical University
Current assignee: Nanfang Hospital; First Affiliated Hospital of PLA Military Medical University
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-01-21

Abstract

The invention discloses a pair of spreading forceps, which comprises a first forceps body, a second forceps body and a buckle ring part, wherein the first forceps body is hinged with the upper half part of the second forceps body, the buckle ring part comprises a spring buckle and a buckle ring plate, the spring buckle is elastically connected with the second forceps body and is arranged on the second forceps body, the buckle ring plate is fixedly connected with the first forceps body, and one end of the buckle ring plate is fixed on the first forceps body. The original nail rod structure is changed into a retaining ring structure, so that the opening process is simplified, and the purposes of simplifying the operation process and reducing the operation intensity of medical staff are achieved.

Description

Opening forceps

Technical Field

The invention relates to the technical field of medical instruments, in particular to a pair of distraction pincers.

Background

In the surgery operation, the condition that needs to use the opening pincers often in the time, many operations all rely on assistant's manual adjustment to strut the degree, and sometimes the operation need remain the state of strutting always, make things convenient for the doctor to operate, and if the operating time overlength, it hardly keeps the state of strutting always to rely on the manpower, current opening pincers pass through the nail stick system, adjusting screw confirms the degree of strutting and keeps the state of strutting, it is too loaded down with trivial details to operate, so an adjustment struts the degree convenience, the opening pincers that can keep the state of strutting for a long time have become urgent demand.

Disclosure of Invention

The invention aims to provide a pair of opening pliers, which aims to solve the problems that the opening degree of the existing opening pliers cannot be adjusted at will on the premise of convenient operation and the opening state can be kept for a long time.

The utility model provides a spreading forceps, includes first pincers body, the second pincers body and buckle ring portion, the first pincers body with second pincers body upper half is articulated, buckle ring portion includes snak link and buckle ring board, snak link with second pincers body elastic connection, and install in on the second pincers body, buckle ring board with first pincers body fixed connection, just the one end of buckle ring board is fixed in on the first pincers body.

The first clamp body comprises a first clamp arm, a first connecting arm and a first finger ring, the first clamp arm is fixedly connected with the first connecting arm, and the first finger ring is fixed on the lower side of the first connecting arm.

The first clamping arm is provided with a first convex body, and the first convex body is positioned on the upper side of the first clamping arm.

The second clamp body comprises a second clamp arm, a second connecting arm and a second finger ring, the second clamp arm is fixedly connected with the second connecting arm, and the second finger ring is fixed on the lower side of the second connecting arm.

The second clamping arm is provided with a second convex body, the second convex body is positioned on the upper side of the second clamping arm, and the second convex body and the first convex body are symmetrically arranged.

The spring buckle comprises a V-shaped elastic sheet and an elastic block, the V-shaped elastic sheet is elastically connected with the second clamp body and is installed in the second clamp body, and the elastic block is fixedly connected with the V-shaped elastic sheet and is arranged on one side, close to the buckle plate, of the second clamp body.

The snap ring plate is provided with snap rings which are uniformly arranged, and the snap rings are matched with the elastic blocks.

According to the invention, the original nail rod structure is changed into the retaining ring structure, so that the distraction process is simplified, and the purposes of simplifying the operation process and reducing the operation intensity of medical staff are achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic bottom view of the present invention.

Fig. 2 is a right-view structural diagram of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic view of the structure of the buckle portion of the present invention.

10-a first clamp body, 20-a second clamp body, 30-a buckling ring part, 11-a first clamping arm, 12-a first continuous arm, 13-a first finger ring, 21-a second clamping arm, 22-a second connecting arm, 23-a second finger ring, 31-a buckling ring plate, 32-a spring buckle, 111-a first convex body, 211-a second convex body, 311-a buckling ring, 321-a V-shaped elastic sheet and 322-an elastic block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1 and 3, the spreading forceps includes a first forceps body 10, a second forceps body 20, and a clasp portion 30, wherein the first forceps body 10 is hinged to an upper half portion of the second forceps body 20, the clasp portion 30 includes a spring buckle 32 and a clasp plate 31, the spring buckle 32 is elastically connected to the second forceps body 20 and is mounted on the second forceps body 20, the clasp plate 31 is fixedly connected to the first forceps body 10, and one end of the clasp plate 31 is fixed to the connecting arm of the first forceps body 10.

In the present embodiment, the first caliper body 10 is hinged to the second caliper body 20, the opening size between the first caliper body 10 and the second caliper body 20, that is, the degree of spreading, is adjusted by the buckle portion 30, one end of the buckle portion 30 is fixed, the other end is connected to the second caliper body 20, the opening of the first caliper body 10 and the opening of the second caliper body 20 are adjusted by adjusting the connection point between the second caliper body 20 and the buckle portion 30, and the spring buckle 32 and the buckle plate 31 are engaged with each other to fixedly support the first caliper body 10 and the second caliper body 20.

Further, the first caliper body 10 includes a first clamping arm 11, a first connecting arm 12 and a first finger ring 13, the first clamping arm 11 is fixedly connected with the first connecting arm 12, and the first finger ring 13 is fixed on the lower side of the first connecting arm 12.

In this embodiment, the first connecting arm 12 has anti-slip lines to increase friction and reduce the risk of falling off when the spreading forceps are handed over, and the first finger ring 13 is used for placing fingers to facilitate opening and closing operations.

As shown in fig. 2, further, the first clamping arm 11 has a first protrusion 111, and the first protrusion 111 is located on the upper side of the first clamping arm 11.

In the present embodiment, the first protrusions 111 have a square plate-like structure, and play a supporting role when being opened, and play a clamping role when being closed.

Further, the second caliper body 20 includes a second clamping arm 21, a second connecting arm 22 and a second finger ring 23, the second clamping arm 21 is fixedly connected to the second connecting arm 22, and the second finger ring 23 is fixed to the lower side of the second connecting arm 22.

In the present embodiment, the second connecting arm 22 has anti-slip lines to increase friction and reduce the risk of dropping when the spreading forceps are handed over, and the second finger ring 23 is used for placing fingers to facilitate opening and closing operations.

Further, the second clamping arm 21 has a second protrusion 211, the second protrusion 211 is located on the upper side of the second clamping arm 21, and the second protrusion 211 and the first protrusion 111 are symmetrically disposed.

In this embodiment, the second protrusion 211 has a square plate structure, and plays a supporting role when being opened, and plays a clamping role when being closed.

As shown in fig. 4, the spring fastener 32 further includes a V-shaped elastic sheet 321 and an elastic block 322, the V-shaped elastic sheet 321 is elastically connected to the second clamp body 20 and is installed in the second clamp body 20, and the elastic block 322 is fixedly connected to the V-shaped elastic sheet 321 and is disposed on one side of the second clamp body 20 relatively close to the buckle plate 31.

In this embodiment, the V-shaped resilient piece 321 is a metal sheet with strong elasticity, and is used to eject the resilient block 322, and after the resilient block 322 receives a restraining force, elastic potential energy is accumulated to contract the V-shaped resilient piece 321 to drive the resilient block 322 to take in, and after the resilient block 322 contacts with the retaining ring 311 of the retaining ring plate 31, the resilient block 322 is pushed by the V-shaped resilient piece 321 to be embedded in the retaining ring 311, so as to achieve engagement between the retaining ring plate 31 and the spring buckle 32.

Furthermore, the buckle plate 31 is provided with evenly arranged buckles 311, and the buckles 311 and the elastic blocks 322 are matched with each other.

In this embodiment, the retaining ring 311 is uniformly arranged to enable the distracting forceps to distract to different degrees, and has wide practicability, and the size of the retaining ring 311 is the same as that of the spring block 322, so that when the spring block 322 is embedded in the retaining ring 311, the spring block 322 can be fixed in the retaining ring 311 and can be prevented from sliding.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a spreading forceps, its characterized in that includes the first pincers body, the second pincers body and buckle ring portion, the first pincers body with the first half of the second pincers body is articulated, buckle ring portion includes snak link and buckle ring board, snak link with second pincers body elastic connection, and install in on the second pincers body, buckle ring board with first pincers body fixed connection, just the one end of buckle ring board is fixed in on the first pincers body.

2. A spreader clamp according to claim 1, wherein the first clamp body includes a first clamp arm, a first connecting arm, and a first finger loop, the first clamp arm being fixedly connected to the first connecting arm, the first finger loop being fixed to the underside of the first connecting arm.

3. A distracting forceps according to claim 2 wherein said first arm has a first projection, said first projection being located on an upper side of said first arm.

4. A distracting forceps according to claim 3 wherein the second body includes a second arm, a second arm and a second finger ring, the second arm being fixedly connected to the second arm, the second finger ring being fixed to the underside of the second arm.

5. A spreading clamp according to claim 4 wherein said second clamp arm has a second projection, said second projection being located on an upper side of said second clamp arm, said second projection being symmetrically disposed with respect to said first projection.

6. The distracting clamp of claim 1, wherein said spring clip includes a V-shaped spring and a spring block, said V-shaped spring is elastically connected to said second clamp body and mounted in said second clamp body, said spring block is fixedly connected to said V-shaped spring and disposed on a side of said second clamp body relatively close to said buckle plate.

7. A spreader clamp according to claim 6, wherein the buckle plate has evenly arranged buckles thereon, the buckles being adapted to the spring blocks.