Matters needing attention in using leather knife are as follows:
1: Be careful during use. If there is a wound in the skin preparation area itself, try not to let hair enter the wound area during skin preparation to avoid wound infection.
2. If the skin is wrinkled, it is necessary to stretch the wrinkled skin and then remove the hair to avoid accidental wounds.
3. During the operation, fully expose the local area, then smear it on the surface with talcum powder or shaving cream, then carefully remove the local hair with a skincare knife, and then carefully clean the hair with water or wet wipes.
Extended data:
A disposable skin preparation knife belongs to the technical field of medical instruments. It comprises a crescent-shaped upper splint, a lower splint with comb teeth at the edge, a blade clamped between the upper and lower splints and a handle connected with the lower splint, wherein the lower edge of the comb teeth end is provided with an arc transition flange, the arc r of the crescent-shaped upper splint is 12.9mm, and the height of the knife edge step on the lower splint is1.2mm. This utility model has the advantages of reasonable and simple structure, easy production and good use effect. The comb-tooth end of the skin preparation knife contacts the human body smoothly, the cutting edge is moderately high, the body hair is trimmed clean, and the body feels comfortable. Compared with the comb teeth of the existing skin preparation knife, the comb teeth are thinner and thinner, the cutting amount of bristles and the cutting edge increases when the knife moves, and the cutting times are reduced, thus avoiding the skin surface trauma caused by frequent cutting of the knife. The comb teeth are getting thinner and thinner, which is beneficial to the cutting of hair residue and can be used as a skin preparation knife before various operations.
Baidu encyclopedia-leather knife