CN212415849U

CN212415849U - Disposable medical scissors

Info

Publication number: CN212415849U
Application number: CN202021060879.6U
Authority: CN
Inventors: 王辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-29
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a pair of disposable medical scissors, which comprises a pair of scissors monomers, wherein each scissors monomer comprises a handle and a blade, the handle is made of medical grade plastics, the handle is sequentially provided with a linking part, a connecting rod part and a finger hole part from top to bottom, the linking part is provided with a riveting hole, a pair of riveting parts are connected between the riveting holes, the blade is a ceramic knife, one side of the end surface of the blade is ground to form a cutting edge, the lower end of the blade extends to form an extension part, and the linking part wraps and fixes the extension part. The safety and sanitation are realized, the cross infection is fundamentally avoided, the life health is guaranteed, the great progress is realized, and the popularization value is extremely high.

Description

Disposable medical scissors

Technical Field

The utility model relates to the field of medical equipment, in particular to disposable medical scissors.

Background

Medical scissors, one of the most commonly used medical instruments in the clinic, generally consist of a scissors blade, a scissors arm and an articulated shaft. The medical scissors include not only professional surgical scissors used for separating human tissues in surgical operations but also ordinary medical scissors used for small wound treatment, wound stitches removal, dressing change and the like in daily diagnosis and treatment in many departments.

Medical scissors in the prior art are usually made of metal (mostly stainless steel), have good strength, corrosion resistance and shearing performance, and are generally used repeatedly after sterilization and disinfection in clinic.

Repeated use and disinfection can make medical scissors cutting edge wearing and tearing become dull, and hinge structure is ageing, and sharpness and flexibility performance decline, and shearing dynamics and range can't accurate grasp, not only need to continue the medical cost of expenditure management, storage and disinfection, and the health of giving medical staff's medical work and seeing a doctor brings the risk moreover. If medical errors such as confusion and repeated use, incomplete disinfection and the like occur, irreparable harm is generated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a pair of disposable medical scissors.

In order to achieve the above object, the technical solution of the present invention is: the utility model provides a disposable medical scissors, includes a pair of scissors monomer, the scissors monomer includes handle of a knife and blade, the handle of a knife comprises medical grade plastics, and top-down is equipped with linking portion, connecting rod portion and finger hole portion in proper order, set up the riveting hole on the linking portion, it is a pair of be connected with the riveting piece between the riveting hole, the blade is the pottery sword, and its terminal surface one side is polished out the blade, and the lower extreme stretches out there is the extension, linking portion parcel fixed extension.

Preferably, the blade and the knife handle are connected into a whole through die pre-embedding, embedding and injection molding.

Preferably, the two sides of the blade and the two sides of the joint part are respectively connected smoothly.

Preferably, the blade back surface and the engagement portion back surface are located on the same plane.

Preferably, the rivet hole is located below the extension.

Preferably, the rivet is made of a non-magnetic material.

Due to the application of the above technical scheme, compared with the prior art, the utility model has the following advantages

Has the advantages that:

the medical grade plastic knife handle is closely combined with the ceramic knife blade to form the disposable medical scissors to replace the metal medical scissors used repeatedly for disinfection in the prior art, the ceramic knife blade is prepared by carrying out re-pressing to form a blank by adopting nano-grade zirconium oxide powder, carrying out high-temperature sintering and diamond polishing, has excellent quality of high hardness, corrosion resistance, antibiosis, antioxidation and lasting sharpness, can not release metal ions when contacting a human body, has no allergy phenomenon, has large surface density and is not easy to be infected with impurities and bacteria, the ceramic knife blade can not cut hard objects because of low self toughness and is easy to damage when being bent, is used for manufacturing the knife edge of the scissors which always carries out linear cutting in a hinged plane, plays the role of promoting the growth and avoiding the shortages, compared with metal materials, has low cost and simple processing, can be processed into various useful complex structures by utilizing plasticity, and has good chemical inertness and biological safety, to sum up, the utility model discloses not only having satisfied clinical medical performance requirement, being applicable to the mass production of the medical scissors of different styles moreover, disposable concentrates recovery processing, has avoided using repeatedly the ageing trouble that leads to endanger medical work, and safety and sanitation, fundamentally stop cross infection, have ensured the health, have also alleviateed hospital staff's work load simultaneously, synthesize performance, mass production, medical quality and life safety, the utility model discloses long-term cost is very reasonable, has very big progressive, and spreading value is high.

Drawings

Fig. 1 is a front view of the present embodiment.

Fig. 2 is a rear view of the single scissors body in the present embodiment.

Fig. 3 is a schematic structural view of the tool holder and the blade in the present embodiment.

In the figure: 1. a scissor monomer; 2. a knife handle; 3. a blade; 4. a joining section; 5. a link section; 6. a finger hole portion; 7. riveting holes; 8. riveting a connecting piece; 9. cutting edges; 10. an extension portion.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

with reference to fig. 1, 2 and 3, the present embodiment is a pair of medical scissors, which includes a pair of single scissors 1, the single scissors 1 includes a handle 2 and a blade 3, the handle 2 is made of medical grade plastic, and is sequentially provided with a linking portion 4, a connecting rod portion 5 and a finger hole portion 6 from top to bottom, the linking portion 4 is provided with a rivet hole 7, a rivet connecting member 8 is connected between the pair of rivet holes 7, the blade 3 is a ceramic knife, a cutting edge 9 is ground on one side of the end surface thereof, an extension portion 10 is extended from the lower end thereof, and the linking portion 4 wraps and fixes the extension portion 10.

Wherein:

the material of the knife handle 2 can be selected from medical grade polyvinyl chloride (PVC), Polyethylene (PE), polypropylene (PP), Polystyrene (PS), Polycarbonate (PC), ABS, polyurethane and other plastics or blends of different plastics;

the blade 3 and the handle 2 are connected into a whole through die pre-embedding, embedding and injection molding, compared with the blade 3, the handle 2 is bonded and fixed through glue, compared with the blade 3, the handle 2 and the blade 3 which are bonded stably, firmly and without gaps through the die pre-embedding, embedding and injection molding process, the integral strength of the embodiment is ensured, the blade 3 is prevented from being inclined, falling off and damaged, compared with the blade 3, an opening (a hole is formed or a hole is drilled after molding) is inserted into the handle 2 and fixed through a screw or a rivet, the blade 3 adopting the die pre-embedding, embedding and injection molding process is complete in blade body, the ceramic knife is high in strength and low in toughness, the strength and toughness of the opening of the blade body can be;

two sides of the blade 3 and two sides of the connecting part 4 are respectively and smoothly connected, so that the probing operation is convenient, and the scratching are avoided;

the back of the blade 3 and the back of the connecting part 4 are positioned on the same plane, so that the smoothness of a hinge plane and the flexible rotation of the single scissors body 1 are ensured;

the riveting hole 7 is positioned below the extension part 10 to ensure that the riveting part 8 avoids the blade 3;

the riveting piece 8 is made of non-magnetic materials, so that the whole body of the embodiment is non-magnetic, and the possibility of generating electromagnetic interference on certain medical instruments during use is eliminated.

Medical scissors has point, blunt according to its structural feature, and is straight, curved, various types such as long, short divide into the tissue according to its usage and cut and the line is cut, the utility model discloses when the in-service use, be not limited to the staight scissors ware shape that above-mentioned embodiment provided, the producer is according to concrete product requirement, makes 3 forming die of corresponding blade and 2 injection moulding die of handle of a knife, realizes the mass production of the disposable medical scissors of a certain ware shape, gets into disinfection and packaging process behind the finished product output.

The utility model discloses when actual production, should strictly follow the requirement of "medical instrument supervision and management regulation" and "medical instrument production quality control standard", all processes and its packaging procedure must go on in sterile environment, and all operations must carry out relevant standard, and all finished products must be complete bright and clean, no burr overlap, no color point focus.

The utility model discloses an innovation part is:

the medical-grade plastic knife handle 2 is tightly combined with the ceramic knife blade 3 to form the disposable medical scissors to replace the metal medical scissors used for repeated disinfection in the prior art, the ceramic knife blade 3 is prepared by pressing nano-grade zirconium oxide powder into a blank, sintering at high temperature and polishing by diamond, has excellent quality of high hardness, corrosion resistance, antibiosis, antioxidation and lasting sharpness, can not release metal ions when contacting human bodies, has no allergy phenomenon, has large surface density and is not easy to be infected with impurities and bacteria, the ceramic knife blade 3 can not cut hard objects because of low self toughness and can be damaged easily when being bent, is used for manufacturing the knife edge of the scissors which always performs linear cutting in a hinged plane, plays the role of promoting the growth and avoiding the shortages, compared with metal materials, the medical-grade plastic knife handle 2 has low cost and simple processing, can be processed into various useful complex structures by utilizing plasticity, has good chemical inertness and biological safety, to sum up, the utility model discloses not only having satisfied clinical medical performance requirement, being applicable to the mass production of the medical scissors of different styles moreover, disposable concentrates recovery processing, has avoided using repeatedly the ageing trouble that leads to endanger medical work, and safety and sanitation, fundamentally stop cross infection, have ensured the health, have also alleviateed hospital staff's work load simultaneously, synthesize performance, mass production, medical quality and life safety, the utility model discloses long-term cost is very reasonable, has very big progressive, and spreading value is high.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A disposable medical scissors is characterized in that: including a pair of scissors monomer (1), scissors monomer (1) includes handle of a knife (2) and blade (3), handle of a knife (2) comprises medical grade plastics, and top-down is equipped with linking portion (4), connecting rod portion (5) and indicates hole portion (6) in proper order, linking portion (4) are last to have seted up riveting hole (7), and is a pair of be connected with riveting piece (8) between riveting hole (7), blade (3) are the pottery sword, and its terminal surface one side is polished out blade (9), and the lower extreme stretches out and has extension (10), linking portion (4) parcel fixed extension (10).

2. The disposable medical scissors according to claim 1, wherein: the blade (3) and the knife handle (2) are connected into a whole through die pre-embedding, embedding and injection molding.

3. A pair of disposable medical scissors according to claim 2, wherein: the two sides of the blade (3) are smoothly connected with the two sides of the connecting part (4) respectively.

4. A pair of disposable medical scissors according to claim 3, wherein: the back of the blade (3) and the back of the joint part (4) are positioned on the same plane.

5. Disposable medical scissors according to claim 4, characterized in that: the riveting hole (7) is positioned below the extension part (10).

6. Disposable medical scissors according to claim 5, characterized in that: the riveting piece (8) is made of nonmagnetic materials.