CN217530924U - Disposable skin preparation knife - Google Patents

Abstract

The utility model discloses a disposable skin preparation knife. The method comprises the following steps: the skin preparation knife comprises a skin preparation knife body and a knife blade, wherein the skin preparation knife body consists of a knife handle and a knife blade arranged at the front end of the knife handle; the circular ring is arranged on the upper end surface of the cutter handle and is used for fingers to pass through, so that the cutter handle is convenient to hold when in use; the disc is arranged at the upper end of the circular ring, and the upper end face of the disc is provided with a bonding layer for bonding broken hair; and the release paper is arranged above the bonding layer and used for protecting the viscosity of the bonding layer. The utility model has the advantages that: the scalp venous transfusion device is characterized in that a circular ring is arranged on the knife handle, a circular disc is arranged on the circular ring, and a bonding layer is arranged on the circular disc, so that broken hair bonded on the skin can be quickly bonded away, and scalp venous transfusion is facilitated.

Description

Disposable skin preparation knife

Technical Field

The utility model relates to the technical field of medical equipment, in particular to disposable skin preparation knife.

Background

The skin preparation knife is a tool commonly used in the current operation and is used for scraping the hair at the operation part so as to facilitate the development of the operation. The existing skin preparation knife comprises a handle and a blade, wherein the handle is detachably connected with the blade.

Scalp venous transfusion is a common pediatric venous transfusion mode in clinic, each child patient uses a skin preparation knife when performing scalp venipuncture, shaves small-range hair in places with blood vessels, suffers from shaved broken hair, is not easy to be removed by sticking on the skin, affects sterile operation, increases crying and screaming time of the child patient, and increases difficulty for parents and a nurse who pricks the needle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable skin preparation sword, it is equipped with the ring on the handle of a knife be equipped with the disc on the ring be equipped with the tie coat on the disc, can glue away the garrulous hair that bonds on skin fast, be convenient for carry on scalp venous transfusion.

In order to achieve the above purpose, the utility model adopts the following technical scheme, include:

the skin preparation knife comprises a skin preparation knife body and a knife blade, wherein the skin preparation knife body consists of a knife handle and a knife blade arranged at the front end of the knife handle;

the circular ring is arranged on the upper end face of the cutter handle, is used for fingers to pass through and is convenient for holding the cutter handle when in use;

the disc is arranged at the upper end of the circular ring, and the upper end face of the disc is provided with a bonding layer for bonding broken hair;

and the release paper is arranged above the bonding layer and used for protecting the viscosity of the bonding layer.

Preferably, the upper edge of the blade is a blade back, and the lower edge of the blade is a blade edge.

Preferably, the method further comprises the following steps:

and the upper end and the lower end of the protective cover body are respectively provided with a notch matched with the knife back and the knife edge and used for covering the blade to prevent accidental cutting injury.

Preferably, a plurality of transversely arranged grooves are formed in the handle and used for increasing the friction force of the handle and facilitating holding.

Preferably, the method further comprises:

and the tooth protection structure is arranged in parallel with the cutting edge and is used for avoiding the accidental touch of the cutting edge from being cut.

Preferably, a rounded structure is provided at the edge of the shank.

The utility model has the advantages that: the scalp venous transfusion device is characterized in that a circular ring is arranged on the knife handle, a circular disc is arranged on the circular ring, and a bonding layer is arranged on the circular disc, so that broken hair bonded on the skin can be quickly bonded away, and scalp venous transfusion is facilitated.

Drawings

Fig. 1 is an exploded view of a disposable skin preparation knife of the utility model.

Fig. 2 is a perspective view of the disposable skin preserving knife of the utility model (after removing the protective cover).

Detailed Description

The invention is described in further detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-2, an implementation form of the present invention, in order to achieve the above object, adopts the following technical solution, including:

the skin preparation knife body is composed of a knife handle 110 and a blade 120 arranged at the front end of the knife handle. Preferably, the upper edge of the blade 120 is a blade back 121, and the lower edge of the blade is a blade edge 122. Preferably, a plurality of transversely disposed grooves 111 are formed on the handle 110 for increasing the friction force at the handle 110 to facilitate gripping. More preferably, the method further comprises the following steps: the upper end and the lower end of the protective cover 160 are respectively provided with a slot 161 and a slot 162 matched with the knife back 121 and the knife edge 122, and the protective cover is used for covering the outside of the blade 120 to prevent accidental cutting.

The circular ring 130 is disposed on the upper end surface of the handle 110 for fingers to pass through, so as to facilitate holding the handle 110 during use. Preferably, the ring 130 is integrally formed with the shank 110.

The disc 140 is arranged at the upper end of the circular ring 130, and the upper end surface of the disc 140 is provided with an adhesive layer 141 for adhering broken hair; preferably, the disc 140 is made of a silicone material. The adhesive layer 141 is made of a low-allergy medical adhesive. And a release paper 150 disposed above the adhesive layer 141 for protecting the adhesiveness of the adhesive layer 141.

In use, the protective cover 160 is removed, the body of the razor is then used to shave off the hair, the body of the razor is then inverted, the release paper 150 is removed, and the disk 140 is pressed against the skin in the area of the shaved hair to adhere the debris adhered to the skin away.

In another embodiment, the top edge of the blade 120 is a back 121 and the bottom edge of the blade 120 is a cutting edge 122.

In another embodiment, the method further comprises: the upper end and the lower end of the protective cover 160 are respectively provided with a slot 161 and a slot 162 matched with the knife back 121 and the knife edge 122, and the protective cover is used for covering the outside of the blade 120 to prevent accidental cutting.

In another embodiment, a plurality of transversely disposed grooves 111 are provided on the handle 110 to increase the friction at the handle 110 for easy gripping.

In another embodiment, the method further comprises:

and a tooth protection structure 123 arranged in parallel with the blade 122 for preventing the blade 122 from being cut by accidental touch.

In another embodiment, a rounded feature 112 is provided at the edge of the shank.

To sum up the utility model relates to a disposable skin preparation sword 1 is equipped with the ring on the handle of a knife be equipped with the disc on the ring be equipped with the tie coat on the disc, can glue away the garrulous hair that bonds on skin fast, be convenient for carry out scalp venous transfusion.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, particular embodiments, but rather to those skilled in the art, having the benefit of the teachings of the present invention, which is capable of numerous modifications and alternative forms, and will be readily apparent to those skilled in the art, and it is not intended to limit the invention to the details shown and described without departing from the general concepts defined by the appended claims and their equivalents.

Claims (6)

1. A disposable skin preparation knife, comprising:

the skin preparation knife comprises a skin preparation knife body and a knife blade, wherein the skin preparation knife body consists of a knife handle and a knife blade arranged at the front end of the knife handle;

the circular ring is arranged on the upper end surface of the cutter handle and is used for fingers to pass through, so that the cutter handle is convenient to hold when in use;

the disc is arranged at the upper end of the circular ring, and the upper end face of the disc is provided with a bonding layer for bonding broken hair;

and the release paper is arranged above the bonding layer and used for protecting the viscosity of the bonding layer.

2. The disposable skin preparation knife according to claim 1, wherein: the upper edge of the blade is a blade back, and the lower edge of the blade is a blade edge.

3. The disposable skin preparation knife according to claim 2, further comprising:

and the upper end and the lower end of the protective cover body are respectively provided with a notch matched with the knife back and the knife edge and used for covering the blade to prevent accidental cutting injury.

4. The disposable skin preparation knife according to claim 1 or 2, wherein: the knife handle is provided with a plurality of grooves which are transversely arranged and used for increasing the friction force at the handle so as to be convenient for holding.

5. The disposable skin preparation knife according to claim 2, further comprising:

and the tooth protection structure is arranged in parallel with the cutting edge and is used for avoiding the accidental touch of the cutting edge from being cut.

6. The disposable skin preparation knife according to claim 2, wherein: the edge of the knife handle is provided with a rounding structure.

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