243
Participants
Start Date
October 7, 2019
Primary Completion Date
December 30, 2019
Study Completion Date
December 30, 2019
Penehyclidine hydrochloride
Penehyclidine hydrochloride was administered before anesthesia induction.
No penehyclidine hydrochloride
Penehyclidine hydrochloride was not administered before anesthesia induction.
Peking University Hospital of Stomatology, Beijing
Peking University Hospital of Stomatology, Beijing
Peking University Hospital of Stomatology
OTHER
Peking University First Hospital
OTHER