CN212853553U

CN212853553U - Medical stitch scissors

Info

Publication number: CN212853553U
Application number: CN202020740765.XU
Authority: CN
Inventors: 何凤猛; 张直波
Original assignee: Shenzhen Juxin Metal Powder Metallurgy Co ltd
Current assignee: Shenzhen Juxin Metal Powder Metallurgy Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-04-02
Anticipated expiration: 2030-05-07

Abstract

The utility model relates to a medical stitch scissors, including the scissors main part, the scissors main part include first scissors and with first scissors articulated second scissors, first scissors is equipped with cutting edge spare, the second scissors is equipped with the portion of picking up thread that matches with cutting edge spare in the department of corresponding with first scissors, the portion of picking up thread sets up in the tip of second scissors, the portion of picking up thread is equipped with the shearing recess, cutting edge spare is used for cutting the wound stylolite with shearing the recess cooperation. The utility model discloses it is convenient to use, has the convenient advantage of operation.

Description

Medical stitch scissors

Technical Field

The utility model belongs to the technical field of the technique of surgical operation instrument and specifically relates to a medical stitch scissors is related to.

Background

In the surgery operation, scissors play an important role in surgery operation and postoperative stitches removing, scissors commonly used in clinic are generally divided into direct scissors and stitches removing scissors, the stitches removing scissors are mostly direct scissors and are divided into stitches removing scissors and stitches removing scissors, the stitches removing scissors are used for cutting stitches, dressings, drainage tubes and the like, and the stitches removing scissors are used for removing stitches. When the stitches are removed, after the wound is cleaned and disinfected according to a common dressing changing method, the stitch head is clamped up by a pair of tweezers by one hand and is slightly lifted, the stitches are inserted into the space below the stitches by the stitches removing scissors by the other hand and are tightly attached to the needle eye, the stitches are cut by the part pulled out of the skin, the stitches are pulled out from one side of the removed stitches, two kinds of removing tools are matched to remove the stitches, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a medical stitch scissors, it is convenient to use, has the advantage of convenient operation.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a medical stitch scissors, includes the scissors main part, the scissors main part includes first scissors and with first scissors articulated second scissors, first scissors is equipped with the cutting edge spare, the second scissors is equipped with the portion of picking up thread that matches with the cutting edge spare in the department of corresponding with first scissors, the portion of picking up thread sets up in the tip of second scissors, the portion of picking up thread is equipped with cuts the recess, the cutting edge spare is used for cutting the wound stylolite with the cooperation of cutting the recess.

Through adopting above-mentioned technical scheme, set up at scissors main part department and chosen the line portion, when using the stitch scissors, the department of choosing the line of stitch scissors stretches into between stylolite and the patient skin, makes the stylolite be located the top of cuting the recess, and cutting edge spare removes towards cuting the recess, will be located the stylolite of choosing the line portion and cut to reach the purpose of demolising the stylolite, through the cooperation setting of cuting recess and cutting edge spare realize the centre gripping of wound stylolite and cut, simple structure, convenient operation.

The present invention may be further configured in a preferred embodiment as: the cutting edge piece comprises a cutting edge body and a shear blade connected with the cutting edge body, and the cutting groove is communicated towards the direction of the shear blade.

Through adopting above-mentioned technical scheme, the shear blade has formed the application of force position that the wound stylolite was demolishd with shearing the recess, and the wound stylolite is towards shearing the recess application of force through the shear blade, cuts the position that the recess had injectd the shear blade, in operation process, has avoided the shear blade to touch the skin around the wound.

The present invention may be further configured in a preferred embodiment as: the thickness of the shear blade is 2-3 mm.

By adopting the technical scheme, when the thickness of the shear blade is 2-3mm, the wound suture can be cut off rapidly, and the efficiency is improved.

The present invention may be further configured in a preferred embodiment as: the first scissors comprise a first clamping piece and a first shearing arm connected with the first clamping piece, a mounting hole for realizing the hinging of the first scissors and the second scissors is formed in the joint of the first shearing arm and the first clamping piece, the end part of the first shearing arm, far away from the first clamping piece, is connected with a cutting edge piece, and the first shearing arm and the first clamping piece form an inner concave surface on the end surface on the same side as the shearing blade.

Through adopting above-mentioned technical scheme, first holder is as the connecting portion of first scissors and second scissors, realizes that first scissors and second scissors are articulated through the mounting hole, and first arm and first holder establish to interior concave surface at the terminal surface with the scissors piece homonymy to the mounting hole is the strong point, and when the operation, this kind of setting has increased the atress arm of force when cuting the wound stylolite, reduces the effort to the wound stylolite, at the unwrapping wire in-process, has reached laborsaving effect.

The present invention may be further configured in a preferred embodiment as: the second scissors are provided with connecting portions and an embedded portion, the connecting portions are provided with accommodating grooves matched with the first clamping pieces, the embedded portion is provided with guide grooves matched with the first shearing arms, and the accommodating grooves, the guide grooves and the shearing grooves are communicated with each other.

Through adopting above-mentioned technical scheme, holding tank, guide way and shearing recess have formed the cell body that holds first holder, first arm and the cutting edge spare of cutting, through the activity of first holder, first arm and the cutting edge spare in the cell body, realize first scissors and the removal of second scissors to the wound stylolite.

The present invention may be further configured in a preferred embodiment as: the end part of the shearing groove far away from the embedding part is annularly arranged.

Through adopting above-mentioned technical scheme, the tip of picking the line portion sets up for the annular to stretch into between wound stylolite and the skin, reduce the risk to the accidental injury surrounding skin.

The present invention may be further configured in a preferred embodiment as: the tabling part and the thread picking part form a bulge for limiting a wound suture at the joint part close to the first scissors, and the thread picking part is arranged along the direction far away from the bulge.

Through adopting above-mentioned technical scheme, the portion of picking up the thread stretches into between wound stylolite and the skin, and wound stylolite removes along the portion of picking up the thread towards gomphosis portion direction, prescribes a limit to wound stylolite in protruding department, demolishs wound stylolite through first scissors and second scissors, and when the arch can prevent the trimming, the removal of wound stylolite realizes the shearing to wound stylolite accurately.

The present invention may be further configured in a preferred embodiment as: the wire-drawing part and the embedding part form an outer convex surface on the end surface far away from the bulge.

Through adopting above-mentioned technical scheme, when the portion of picking the line stretched into between wound stylolite and the skin, through the evagination cambered surface of the portion of picking the line and gomphosis portion for there is certain distance and angle between the one end that the portion of picking the line was kept away from to gomphosis portion and the skin, is convenient for through the application of force to first scissors and second scissors, reduces the area of contact of second scissors and skin, more does benefit to and cuts the wound stylolite.

The present invention may be further configured in a preferred embodiment as: the first handle part comprises a first guide rod connected with the first clamping part and a first handheld rod connected with the first guide rod, and a first finger ring used for placing fingers is arranged at the end part of the first handheld rod, which is far away from the first guide rod; the second handle part comprises a second guide rod connected with the connecting part and a second holding rod connected with the second guide rod, and a second finger ring used for placing fingers is arranged at the end part, far away from the second guide rod, of the second holding rod.

By adopting the technical scheme, the first scissors and the second scissors are folded and relaxed through the first handle rod, the second handle rod, the first finger ring and the second finger ring, so that the purpose of cutting off a wound suture line is achieved.

The present invention may be further configured in a preferred embodiment as: when the first guide rod is attached to the second guide rod, a gap exists between the first handheld rod and the second handheld rod.

By adopting the technical scheme, a certain gap exists between the first handheld rod and the second handheld rod, so that the folding and the unfolding of the first scissors and the second scissors can be conveniently and quickly realized during operation, and the process of removing stitches is accelerated.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the stitch scissors are used, the thread picking part of the stitch scissors extends into the space between the suture thread and the skin of a patient, the suture thread is positioned at the top of the shearing groove, the cutting edge piece moves towards the shearing groove, the suture thread positioned at the thread picking part is cut off, the purpose of removing the suture thread is achieved, the suture thread wound is clamped and cut off through the matching arrangement of the shearing groove and the cutting edge piece, the structure is simple, and the operation is convenient.

2. The wound suture moves towards the direction of the embedding part along the thread picking part, the wound suture is limited at the bulge, the wound suture is removed through the first scissors and the second scissors, and the bulge can prevent the wound suture from moving when the thread is cut, so that the wound suture is accurately cut.

Drawings

Fig. 1 is a schematic view of the overall structure of the opening of the stitch scissors.

Fig. 2 is a schematic structural diagram of the explosion of the stitch scissors.

Fig. 3 is another perspective structure diagram of the second scissors.

Fig. 4 is a schematic view of the overall structure of the closing of the stitch scissors.

In the figure, 1, a first scissors; 11. a blade member; 111. a blade body; 112. a scissor blade; 12. a first scissor arm; 13. A first clamping member; 14. mounting holes; 2. a second scissor; 21. a line-drawing part; 211. cutting the groove; 22. a connecting portion; 221. accommodating grooves; 23. a fitting portion; 231. a guide groove; 24. a protrusion; 3. a first handle member; 31. a first guide bar; 32. a first hand-held lever; 33. a first ring; 4. a second handle member; 41. a second guide bar; 42. a second handle bar; 43. a second finger ring; 5. a coupling shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4.

Referring to fig. 1, for the utility model discloses a medical suture scissors, through the centre gripping of suture scissors realization to the suture and cut the function, have convenient operation's advantage. Including scissors main part and the handheld supporting component who is connected with the scissors main part, the scissors main part includes first scissors 1 and second scissors 2, and first scissors 1 and second scissors 2 are articulated through joint axis 5, and

first scissors

1 and 2 cooperation uses of second scissors, realize cutting the wound stylolite.

Referring to fig. 2, the first scissors 1 comprises a blade member 11, a first scissors arm 12 and a first holder 13 connected in sequence, the blade member 11 is located at an end and serves as a main contact site for cutting a suture, the blade member 11 comprises a blade body 111 and a scissor blade 112 connected to the blade body 111, and in order to cut a wound suture more quickly, in an embodiment, the thickness of the scissor blade 112 is set to be 2mm to 3 mm; the end face of the same side of the first shearing arm 12 and the first clamping piece 13 and the shearing blade 112 is arranged to be an inner concave face, the face, far away from the inner concave face, of the first shearing arm 12 and the first clamping piece 13 is arranged to be an outer convex face, a mounting hole 14 is formed in the joint of the first shearing arm 12 and the first clamping piece 13, the shaft penetrates through the mounting hole 14 to realize the hinging of the first scissors 1 and the second scissors 2, in the embodiment, the force arm stressed when the wound suture line is sheared is prolonged by the arrangement of the inner concave face of the first scissors 1, the acting force on the wound suture line is reduced, and in the process of removing the wound line, the labor-saving effect is achieved.

Referring to fig. 2 and 3, the second scissors 2 are provided with a thread take-up portion 21 corresponding to the blade 11 at a position corresponding to the blade 11, the thread take-up portion 21 is provided at an end portion of the second scissors 2, the thread take-up portion 21 is provided with a cutting groove 211, and the engagement of the scissor piece 112 and the cutting groove 211 in the blade 11 achieves the purpose of cutting the wound suture thread. Second scissors 2 is equipped with connecting portion 22 and gomphosis portion 23, gomphosis portion 23 seted up with first scissors arm 12 assorted guide way 231, connecting portion 22 seted up with first holder 13 assorted holding tank 221, guide way 231 and shearing recess 211 link up each other, when first scissors 1 and second scissors 2 fold, along first scissors 1 towards the moving direction of second scissors 2, the both ends of holding tank 221, guide way 231 and shearing recess 211 all link up. The tip that the gomphosis portion 23 is kept away from to cut recess 211 is the annular setting, the tip that is the annular cutting recess 211 when second scissors 2 stretches into between wound suture and the skin, reduce the accidental injury risk of stitch scissors to skin on every side, scissors piece 112 in first scissors 1 moves towards the cutting recess 211 in second scissors 2, realize folding of first scissors 1 and second scissors 2, at this moment, scissors piece 112 stretches into cuts recess 211, first scissors arm 12 is located guide way 231, first holder 13 is located the holding tank 221.

Referring to fig. 2 and 3, a protrusion 24 is provided at the connection part of the fitting part 23 and the line-lifting part 21, the protrusion 24 is located on the end surface of the scissor blade 112 which is fitted and faces to the first scissor 1, the wound suture line moves along the line-lifting part 21 towards the fitting part 23, the wound suture line is limited at the protrusion 24, the wound suture line is removed through the first scissor 1 and the second scissor 2, and the protrusion 24 can prevent the wound suture line from moving when the line is cut, so that the cutting of the wound suture line is accurately realized.

Referring to fig. 2 and 3, the raised part 21 and the embedding part 23 form an outward convex surface on the end surface far away from the protrusion 24, the end surface of the embedding part 23 on the same side with the protrusion 24 is provided with an inward concave surface, when the raised part 21 extends into the space between the wound suture and the skin, a certain distance and angle are formed between one end of the embedding part 23 far away from the raised part 21 and the skin through the outward convex arc surfaces of the raised part 21 and the embedding part 23 when the raised part 21 is positioned between the wound suture and the skin, so that the contact area between the second scissors 2 and the skin is reduced by applying force to the first scissors 1 and the second scissors 2, and the wound suture is more favorably cut.

Referring to fig. 4, the hand-held support assembly comprises a first handle member 3 connected with the first scissors 1 and a second handle member 4 connected with the second scissors 2, in order to rapidly close and relax the first scissors 1 and the second scissors 2 for the purpose of cutting a wound suture, in the embodiment, the first handle member 3 comprises a first guide rod 31 connected with the first clamping member 13 and a first hand-held rod 32 connected with the first guide rod 31, and the end of the first hand-held rod 32 far away from the first guide rod 31 is provided with a first finger ring 33 for placing fingers; the second handle member 4 includes a second guide rod 41 connected to the connecting portion 22 and a second handle rod 42 connected to the second guide rod 41, a second finger ring 43 for placing a finger is provided at an end portion of the second handle rod 42 away from the second guide rod 41, and the first finger ring 33 and the second finger ring 43 are respectively located on end surfaces of the first handle rod 32 and the second handle rod 42 away from each other when the first scissors 1 and the second scissors 2 are closed.

Referring to fig. 4, when the first guide lever 31 and the second guide lever 41 are bonded, a certain gap is provided between the first hand lever 32 and the second hand lever 42, that is, the end surfaces of the first hand lever 32 and the second hand lever 42 that are close to each other are not bonded. During operation, the first scissors 1 and the second scissors 2 are conveniently and quickly folded and unfolded, the force applied to the first scissors 1 and the second scissors 2 is reduced, and the process of removing stitches is accelerated.

The implementation principle of the embodiment is as follows: in the process of using the medical stitch scissors, the first scissors 1 and the second scissors 2 are opened through the first handle piece 3 and the second handle piece 4, the line-drawing part 21 extends between a wound suture line and the skin, the wound suture line moves towards the embedding part 23 along the line-drawing part 21, the wound suture line is limited at the bulge 24, the slipping-off of the wound suture line is prevented, and the cutting of the wound suture line is accurately realized through the matching of the cutting groove 211 and the scissors blade 112; in the process, when the first guide rod 31 is attached to the second guide rod 41, a certain gap exists between the first handheld rod 32 and the second handheld rod 42, so that the operation is convenient, the folding and unfolding of the first scissors 1 and the second scissors 2 are conveniently and quickly realized, and the process of removing stitches is accelerated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a medical stitch scissors, includes the scissors main part, its characterized in that: the scissors main body comprises a first pair of scissors (1) and a second pair of scissors (2) hinged to the first pair of scissors (1), the first pair of scissors (1) is provided with a blade piece (11), the second pair of scissors (2) is provided with a thread take-up portion (21) matched with the blade piece (11) at a position corresponding to the first pair of scissors (1), the thread take-up portion (21) is arranged at the end portion of the second pair of scissors (2), the thread take-up portion (21) is provided with a shearing groove (211), and the blade piece (11) and the shearing groove (211) are matched to cut a wound suture thread.

2. The medical stitch scissors as claimed in claim 1, wherein: the cutting edge piece (11) comprises a cutting edge body (111) and a shear blade (112) connected with the cutting edge body (111), and the shear groove (211) is arranged in a penetrating mode towards the direction of the shear blade (112).

3. The medical stitch scissors as claimed in claim 2, wherein: the thickness of the shear blade (112) is 2-3 mm.

4. The medical stitch scissors as claimed in claim 1, wherein: first scissors (1) include first holder (13) and first scissors arm (12) of being connected with first holder (13), first scissors arm (12) are equipped with in the junction with first holder (13) and are used for realizing first scissors (1) and articulated mounting hole (14) of second scissors (2), the tip and the cutting edge spare (11) of first holder (13) are kept away from in first scissors arm (12), first scissors arm (12) and first holder (13) have formed the interior concave surface on the terminal surface with scissors piece (112) homonymy.

5. The medical stitch scissors as claimed in claim 1, wherein: the second scissors (2) are provided with connecting portions (22) and embedding portions (23), the connecting portions (22) are provided with accommodating grooves (221) matched with the first clamping pieces (13), the embedding portions (23) are provided with guide grooves (231) matched with the first scissors arms (12), and the accommodating grooves (221), the guide grooves (231) and the shearing grooves (211) are communicated with one another.

6. The medical stitch scissors as claimed in claim 5, wherein: the end part of the shearing groove (211) far away from the embedding part (23) is annularly arranged.

7. The medical stitch scissors as claimed in claim 5, wherein: the embedding part (23) and the thread picking part (21) form a bulge (24) for limiting a wound suture line at the joint part close to the first scissors (1), and the thread picking part (21) is arranged along the direction far away from the bulge (24).

8. The medical stitch scissors as claimed in claim 7, wherein: the ridge part (21) and the fitting part (23) form an outer convex surface on the end surface far away from the protrusion (24).

9. The medical stitch scissors as claimed in claim 1, wherein: the pair of scissors also comprises a handheld supporting assembly, the handheld supporting assembly is connected with a first handle part (3) of the first scissors (1) and a second handle part (4) of the second scissors (2), the first handle part (3) comprises a first guide rod (31) connected with the first clamping part (13) and a first handheld rod (32) connected with the first guide rod (31), and a first finger ring (33) used for placing fingers is arranged at the end part, far away from the first guide rod (31), of the first handheld rod (32); the second handle part (4) comprises a second guide rod (41) connected with the connecting part (22) and a second holding rod (42) connected with the second guide rod (41), and a second finger ring (43) used for placing fingers is arranged at the end part, far away from the second guide rod (41), of the second holding rod (42).

10. The medical stitch scissors as claimed in claim 9, wherein: when the first guide lever (31) is attached to the second guide lever (41), a gap is formed between the first holding lever (32) and the second holding lever (42).