336
Participants
Start Date
October 28, 2024
Primary Completion Date
May 31, 2025
Study Completion Date
May 31, 2025
Direct catheterization with non-dilation
Under the guidance of real-time ultrasound, the right internal jugular vein was punctured and a guide wire was inserted, place the catheter into the vessel directly along the guide wire without using an dilator to expand the skin
Catheterization after expanding the skin with a dilator
Under the guidance of real-time ultrasound, the right internal jugular vein was punctured and a guide wire was inserted, after the skin is expanded with a dilator, the catheter is inserted into the vessel along the guide wire
the Sixth Affiliated Hostipal, Sun Yet Sen University, Guangzhou
Sixth Affiliated Hospital, Sun Yat-sen University
OTHER