162
Participants
Start Date
August 1, 2024
Primary Completion Date
December 31, 2026
Study Completion Date
December 31, 2026
Low dose oxelidine group
Analgesic dose
High dose oxelidine group
Analgesic dose
Hydromorphone group
Analgesic dose
RECRUITING
The Fourth Affiliated Hospital of Zhejiang University School of Medicine, Yiwu
The Fourth Affiliated Hospital of Zhejiang University School of Medicine
OTHER