Under Direct Vision vs Under Non Direct Vision of Insertion of UAS in RIRS
NCT03717285
·
clinicaltrials.gov ↗
NA
Phase
UNKNOWN
Status
129
Enrollment
OTHER
Sponsor class
Conditions
Urolithiasis
Interventions
PROCEDURE:
Insert the UAS under direct vision
PROCEDURE:
Insert the UAS under non direct vision
Sponsor
Guohua Zeng