80
Participants
Start Date
September 2, 2019
Primary Completion Date
June 5, 2020
Study Completion Date
July 5, 2020
The dexamethasone plus ropivacaine
The local infiltration solution containing 0.25mg Dexamethasone and 2mg ropivacaine per milliliter. The total volume is 20 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 ropivacaine
The local infiltration solution containing 2mg ropivacaine per milliliter. The total volume is 20 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.
Beijing Tiantan Hospital, Beijing
Beijing children's hospital affiliated to capital medical university, Beijing
Beijing Children's Hospital
OTHER
Beijing Tiantan Hospital
OTHER