52
Participants
Start Date
July 11, 2022
Primary Completion Date
June 1, 2023
Study Completion Date
June 1, 2023
beveled 27G+ vitrectomy system
The device is a novel 27G+ vitrectomy system, whose probe tip is beveled.
standard 25G+ vitrectomy system
The device is a traditional instrument, and its probe tip is flat.
Tianjin Medical University Eye Hospital, Tianjin
Tianjin Medical University Eye Hospital
OTHER