531
Participants
Start Date
June 1, 2025
Primary Completion Date
June 1, 2026
Study Completion Date
June 1, 2026
Conventional colonoscope passage
Use conventional colonoscope passage through the sigmoid colon
left colon water exchange colonoscope passage
Use left colon water exchange colonoscope passage through the sigmoid colon
cap-assisted left colon water exchange colonoscope passage
Use cap-assisted left colon water exchange colonoscope passage through sigmoid colon
Huadong hospital affiliated to Fudan university, Shanghai
Fudan University
OTHER