Pre-emptive Infiltration of the Scalp with Diprospan Plus Ropivacaine for Pain After Craniotomy in Children

The local infiltration solution containing 0.5ml diprospan and 15mg of 1% ropivacaine. The total volume is 30 ml. The assigned solution will be injected subcutaneously by surgeons along the incision and throughout the entire thickness of the scalp before skin incision. The volume of local infiltration solution will be decided by surgeons according to the cut length, and the capacity of the solution will be recorded by investigators.

The local infiltration solution containing 15mg of 1% ropivacaine. The total volume is 30 ml. The assigned solution will be injected subcutaneously by surgeons along the incision and throughout the entire thickness of the scalp before skin incision. The volume of local infiltration solution will be decided by surgeons according to the cut length, and the capacity of the solution will be recorded by investigators.