Disposable endotracheal intubation guide wires are divided into three types: A type, B type and C type.
▪ A-type guide wire is made of medical polyvinyl chloride material, which is divided into A-type solid guide wire and A-type hollow guide wire in structure;
▪ B-type guide wire is composed of two parts, an aluminum strip and an outer sleeve, and the outer sleeve is made of medical polyvinyl chloride. material;
▪ C-type guide wire consists of metal aluminum strips. The product is sterilized with ethylene oxide and can be used once.