The utility model relates to a scalpel for orthopedics, its include first handle of a knife portion and with the second handle of a knife portion of first handle of a knife portion looks pin joint, the one end of first handle of a knife portion is equipped with a cutting sword, the cladding has one deck potassium steel layer on the cutting sword, one side of cutting sword is equipped with a hydrops collecting vat, the other end of first handle of a knife portion radially is equipped with a scale structure along it, radially be equipped with bone saw along it in the second handle of a knife portion, the one end of second handle of a knife portion is equipped with a drill bit, be equipped with anti -skidding line in first handle of a knife portion and the second handle of a knife portion respectively. The utility model discloses a scalpel for orthopedics has simple structure, convenient to use, function advantage such as a great deal of such as various.