The utility model relates to a skull wimble for hematoma in a baby skull, belonging to a medical appliance. The skull pricking wimble comprises a wimble handle and a wimble rod, wherein one end of the wimble handle is provided with internal threads; one end of the wimble rod is provided with external threads matching with the internal threads of the wimble handle, and the other end of the wimble rod is provided with a pyramid-shaped wimble tip; a sleeve which can be penetrated by a draft tube is sleeved outside the wimble rod; and the length of the sleeve is less than that of the wimble rod. The utility model hardly hurts the skull of a baby with little bleeding, is safe and reliable, reduces the operation risk, improves the operation speed, and has simple structure as well as flexible and convenient operation.