CN219480209U - Medical stitches removing device - Google Patents

Abstract

The utility model discloses a medical stitch removing device which comprises tweezers and a needle knife, wherein the needle knife comprises needle bodies, the free ends of two tweezer blades of the tweezers are respectively provided with a needle body, the two needle bodies are arranged in a vertically staggered mode, and the adjacent surfaces of the two needle bodies are respectively provided with a cutting edge. According to the utility model, the structure and the functions of the forceps and the needle knife are combined, so that under the condition that a suture is not required to be lifted, the suture can be cut slightly and rapidly by using the needle body which is attached to the skin and is penetrated into the knot in parallel, the skin is not damaged, the wound is not pulled in the whole process, the wound healing is not influenced, the whole stimulation intensity is low, the pain is light, the stitch removal anxiety of a patient can be effectively relieved, and the coordination degree and satisfaction degree of the patient are improved.

Description

Medical stitches removing device

[ field of technology ]

The utility model relates to the technical field of medical instruments, in particular to the technical field of medical stitch removers.

[ background Art ]

The skin at the surgical incision typically requires suture fixation with a medical wire to promote incision growth, and removal of the medical wire after the incision has substantially healed. Currently, a pair of scissors is commonly used as a tool for removing stitches, such as an improved pair of scissors disclosed in the patent of CN2375255, a pair of scissors for medical surgery disclosed in the patent of CN2442635, and a pair of scissors disclosed in the patent of CN 211433085U. However, the stitch scissors are of a double-blade structure, and the sharp ends of the blades are sharp, so that the skin of a patient is easily scratched in the stitch breaking process.

In addition, in the process of stitch removal, the conditions that wound scab is not cleared, the ligation is tight when stitching, the thread is tied into the skin and the like sometimes occur, the upper blade and the lower blade of the stitch removal scissors are staggered, the occupied space is large, and the conditions are difficult to independently treat. For this reason, the medical staff has to lift the thread end with forceps first in one hand, and take the thread out with the thread-removing scissors or even the injection needle or the surgical blade in the other hand, which is inconvenient to operate. In addition, the forceps need to pull the knot to 20-30 degrees to enable the stitch scissors to extend into the knot smoothly, so that pain of a patient is increased, and healing of an incision is affected.

[ utility model ]

The utility model aims to solve the problems in the prior art, and provides a medical stitch remover which can cut stitches slightly and rapidly by using a needle body which is attached to skin and is penetrated into a knot in parallel under the condition that the stitches are not required to be lifted, and the whole process can not damage the skin, can not pull the wounds and can not influence the wound healing.

In order to achieve the above purpose, the utility model provides a medical stitch removing device, which comprises tweezers and a needle knife, wherein the needle knife comprises needle bodies, the free ends of two tweezer leaves of the tweezers are respectively provided with a needle body, the two needle bodies are arranged in a vertically staggered mode, and the adjacent surfaces of the two needle bodies are respectively provided with a cutting edge.

Preferably, the needle knife further comprises a needle seat and a mandrel, knife grooves are respectively arranged on the side walls of the two forceps leaves, a mandrel is respectively arranged in the two knife grooves, a needle seat is respectively and rotatably connected onto the two mandrels, a needle body is respectively arranged on the two needle seats, and the two needle bodies can respectively rotate along the connected mandrels and are completely retracted into the corresponding knife grooves.

Preferably, the free ends of the two needle bodies are in a blunt, flat and smooth shape.

Preferably, the two pieces of forceps She Zhishang are further provided with needle pulling openings penetrating through the knife grooves.

Preferably, the forceps comprise forceps leaves and fastening pieces, one ends of the two forceps leaves are closely attached and fixed by the fastening pieces, the other ends of the two forceps leaves are separated from each other in a natural state and form a gap, and at least one forceps leaf has elasticity.

Preferably, the auxiliary operation assembly comprises a guide pillar, a pressing sheet, a salient point and a base shaft, wherein the guide pillar is close to the gap, one end of the guide pillar is fixed with one of the forceps leaves, the other end of the guide pillar is provided with the base shaft after penetrating out of a through hole of the other forceps leaf, the base shaft is rotatably connected with one end of the pressing sheet, the pressing sheet is inclined and gradually increases from the fixed end to the free end with the distance between the adjacent forceps leaves, and the salient point is close to the gap and fixed on one side of the pressing sheet close to the adjacent forceps leaves.

Preferably, the free end of the pressing piece is provided with a tilted part facing away from the adjacent forceps She Wanshe.

The utility model has the beneficial effects that:

1) By combining the structure and the functions of the forceps and the needle knife, under the condition that a suture is not required to be lifted, the needle body which is attached to the skin and is penetrated into the knot in parallel is utilized to cut the suture slightly and rapidly, the whole process can not damage the skin, can not pull the wound, can not influence the wound healing, has small integral stimulation intensity and light pain, can effectively reduce the disconnection anxiety of a patient, and improves the coordination degree and satisfaction degree of the patient;

2) The needle body, the needle seat and the mandrel are adopted to jointly form the needle knife, and the side wall of the forceps blade is provided with the knife groove in a matched manner, so that the whole needle body can be completely retracted into the knife groove when the forceps blade is not required to be used, the safety risk caused by the exposed cutting edge is reduced, and the abrasion of the cutting edge caused by collision can be avoided to a certain extent;

3) By additionally arranging the auxiliary operation assembly formed by the guide post, the pressing sheet, the convex points and the base shaft, the convex points can be utilized to force the two forceps leaves to be close to each other when the pressing sheet is pressed, so that the labor is saved, and the effective shearing of the needle body can be ensured.

The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a front view of the medical disconnect of the present utility model as it extends out of the needle;

FIG. 2 is an enlarged schematic view at A of FIG. 1;

FIG. 3 is a front view of the medical disconnect of the present utility model as it is retracted into the needle;

FIG. 4 is a bottom view of the medical disconnect of the present utility model when the needle is withdrawn

In the figure: 1-tweezers, 11-tweezers blades, 111-knife grooves, 112-needle pulling openings, 12-fasteners, 2-needle knives, 21-needle bodies, 211-knife edges, 22-needle bases, 23-mandrels, 3-auxiliary operation components, 31-guide posts, 32-pressing sheets, 321-tilting parts, 33-salient points and 34-base shafts.

[ detailed description ] of the utility model

Referring to fig. 1 to 4, the medical stitches removing device of the utility model comprises forceps 1 and needle blades 2, wherein the needle blades 2 comprise needle bodies 21, the free ends of two forceps leaves 11 of the forceps 1 are respectively provided with one needle body 21, the two needle bodies 21 are arranged in a vertically staggered mode, and the adjacent surfaces are respectively provided with a cutting edge 211. By the design, under the condition that a suture is not required to be lifted, the suture can be cut slightly and rapidly by using the needle body 21 which is attached to the skin and penetrates into the knot in parallel, the whole process can not damage the skin, can not pull a wound and can not influence wound healing, the whole stimulation intensity is small, the pain is lighter, the stitch removal anxiety of a patient can be effectively relieved, and the coordination degree and satisfaction degree of the patient are improved.

The needle knife 2 further comprises a needle seat 22 and a mandrel 23, knife grooves 111 are respectively arranged on the side walls of the two forceps leaves 11, a mandrel 23 is respectively arranged in the two knife grooves 111, a needle seat 22 is respectively and rotatably connected onto the two mandrels 23, a needle body 21 is respectively arranged on the two needle seats 22, and the two needle bodies 21 can respectively rotate along the connected mandrels 23 and completely retract into the corresponding knife grooves 111. By adopting the needle body 21, the needle seat 22 and the mandrel 23 to jointly form the needle knife 2 and arranging the knife groove 111 on the side wall of the forceps blade 11 in a matched manner, the whole needle body 21 can be completely retracted into the knife groove 111 when the forceps blade is not needed to be used, the safety risk caused by the exposure of the knife edge 211 is reduced, and the abrasion of the knife edge 211 caused by collision can be avoided to a certain extent.

The free ends of the two needle bodies 21 are all blunt, flat and smooth, so that the operation safety during the pushing of the needle bodies 21 can be effectively improved, and the skin is effectively prevented from being pricked by the needle bodies 21.

Needle pulling openings 112 penetrating through the knife grooves 111 are also respectively arranged on the two forceps leaves 11. Wherein, the needle pulling opening 112 is additionally arranged, so that the medical staff can conveniently pull out the needle body 21 from the knife groove 111.

The forceps 1 comprises forceps leaves 11 and a fastening piece 12, one ends of the two forceps leaves 11 are closely attached and fixed by the fastening piece 12, the other ends are mutually far away from each other in a natural state, a gap is formed, and at least one forceps leaf 11 has elasticity.

The auxiliary operation assembly 3 comprises a guide pillar 31, a pressing piece 32, a salient point 33 and a base shaft 34, wherein the guide pillar 31 is arranged close to a gap, one end of the guide pillar is fixed with one of the forceps leaves 11, the other end of the guide pillar is provided with the base shaft 34 after penetrating out of a through hole of the other forceps leaf 11, the base shaft 34 is rotatably connected with one end of the pressing piece 32, the pressing piece 32 is inclined and gradually increases from a fixed end to a free end with the distance between the adjacent forceps leaves 11, and the salient point 33 is arranged close to the gap and fixed on one side of the pressing piece 32 close to the adjacent forceps leaf 11. By adding the auxiliary operation assembly 3 which is formed by the guide post 31, the pressing piece 32, the convex points 33 and the base shaft 34, the convex points 33 can be utilized to force the two forceps leaves 11 to be close to each other when the pressing piece 32 is pressed, so that the labor is saved, and the effective shearing of the needle body 21 can be ensured.

The free end of the pressing piece 32 is provided with a tilting portion 321 which bends away from the adjacent forceps blade 11.

Wherein, for convenient holding, the length of the forceps leaf 11 is 4-8 cm, the width of the forceps leaf 11 is 0.5-1 cm, the length of the needle body 21 is 0.5-1.5 cm, and the outer diameter of the needle body 21 is 0.05-2 mm.

The working process of the utility model comprises the following steps:

as shown in fig. 1 and 2, when in use, the needle body 21 positioned below is attached to the skin and inserted into the knot in parallel, and then the free end of the pressing piece 32 is pressed downwards, so that the convex point 33 presses the forceps leaf 11 positioned above downwards in the process of rotating along with the pressing piece 32, and the upper needle body 21 and the lower needle body 21 are mutually close to each other and cut off the medical thread.

Referring to fig. 3, when not in use, the needle body 21 or the needle holder 22 may also be rotated until the needle body 21 is fully received in the knife slot 111.

In addition, as shown in fig. 4, if the needle body 21 is required to be protruded from the cutter groove 111, the needle holder 22 may be pushed along the needle pushing port 112.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims (7)

1. Medical stitches removing device, its characterized in that: the pair of forceps comprises forceps (1) and a needle knife (2), wherein the needle knife (2) comprises a needle body (21), the free ends of two forceps leaves (11) of the forceps (1) are respectively provided with one needle body (21), the two needle bodies (21) are arranged in a vertically staggered mode, and the adjacent surfaces of the two forceps leaves are respectively provided with a cutting edge (211).

2. The medical disconnect of claim 1, wherein: the needle knife (2) further comprises a needle seat (22) and a mandrel (23), knife grooves (111) are respectively formed in the side walls of the two forceps leaves (11), one mandrel (23) is respectively installed in the two knife grooves (111), the needle seat (22) is respectively and rotatably connected onto the two mandrels (23), a needle body (21) is respectively installed onto the two needle seats (22), and the two needle bodies (21) can respectively rotate along the connected mandrels (23) and completely retract into the corresponding knife grooves (111).

3. The medical disconnect of claim 2, wherein: the free ends of the two needle bodies (21) are all blunt, flat and smooth.

4. The medical disconnect of claim 2, wherein: needle poking openings (112) which penetrate through the knife grooves (111) are respectively arranged on the two forceps leaves (11).

5. The medical disconnect of any one of claims 1-4, wherein: the forceps (1) comprises forceps leaves (11) and a fastening piece (12), one ends of the two forceps leaves (11) are closely attached to each other and are fixed by the fastening piece (12), the other ends of the two forceps leaves are mutually far away from each other in a natural state, a gap is formed, and at least one forceps leaf (11) has elasticity.

6. The medical disconnect of claim 5, wherein: still including auxiliary operation subassembly (3), auxiliary operation subassembly (3) include guide pillar (31), press piece (32), bump (33) and basic shaft (34), guide pillar (31) are close to clearance setting and one end and one of them tweezers leaf (11) are fixed mutually and the other end installs basic shaft (34) after wearing out the through-hole of another tweezers leaf (11), basic shaft (34) are rotatable with the one end of pressing piece (32) and are connected, press piece (32) are the slope form and with adjacent tweezers leaf (11) interval from stiff end to free end and increase gradually, bump (33) are close to the clearance setting and fix in the one side that press piece (32) is close to adjacent tweezers leaf (11).

7. The medical disconnect of claim 6, wherein: the free end of the pressing piece (32) is provided with a tilting part (321) which bends towards the direction away from the adjacent forceps blade (11).