176
Participants
Start Date
March 24, 2021
Primary Completion Date
January 1, 2022
Study Completion Date
July 1, 2022
radiofrequency ablation
ultrasound-guided radiofrequency ablation is performed to treat varicose veins patients
Zhongshan Hospital, Shanghai
Affiliated Hangzhou First People's Hospital ,Zhejiang University School of Medicine, Hangzhou
ZheJiang Provincial People's Hospital, Hangzhou
The Fourth Affiliated Hospital ,Zhejiang University School of Medicine, Hangzhou
The Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou
Suzhou Hengruihongyuan Medical Technology Co. LTD
INDUSTRY