20
Participants
Start Date
October 1, 2019
Primary Completion Date
March 1, 2020
Study Completion Date
May 30, 2020
invasive blood pressure monitoring
radial artery and dorsalis pedis artery intubated with BD Insyte-W 22G artery puncture needle under local anaesthesia
General Hospital of Ningxia Medical University, Yinchuan
General Hospital of Ningxia Medical University
OTHER