When dissecting a scalpel, the blade is used to cut skin and muscles, the tip is used to clean blood vessels and nerves, and the handle is used for blunt separation. Scalpel can be used in various operations, but the wound bleeding is active after incision, so it should be controlled to be used in operations with more bleeding.
Scalpel can be divided into two types according to the connection form of blade and handle, namely detachable scalpel and fixed scalpel, in which detachable scalpel is widely used.