180
Participants
Start Date
April 1, 2023
Primary Completion Date
August 31, 2025
Study Completion Date
December 31, 2025
Dos of Afentanil 20
the dosage of Afentanil is 20 ng/ml for TCI
Dos of Afentanil 30
the dosage of Afentanil is 30 ng/ml for TCI
Dos of Afentanil 40
the dosage of Afentanil is 40 ng/ml for TCI
Dos of Afentanil 50
the dosage of Afentanil is 50 ng/ml for TCI
Dos of Afentanil 60
the dosage of Afentanil is 60 ng/ml for TCI
Dos of Afentanil 70
the dosage of Afentanil is 70 ng/ml for TCI
Dos of Afentanil 80
the dosage of Afentanil is 80 ng/ml for TCI
Dos of Afentanil 90
the dosage of Afentanil is 90 ng/ml for TCI
Dos of Afentanil 100
the dosage of Afentanil is 100 ng/ml for TCI
RECRUITING
Tongji Hospital, Tongji Medical College, Huazhong Science and Technology University, Wuhan
Tongji Hospital
OTHER