500
Participants
Start Date
September 30, 2013
Primary Completion Date
February 28, 2014
Study Completion Date
February 28, 2014
Sole local anesthetic
0.125% ropivacaine 10-15 ml every 1h during labor delivery
Sufentanil (Opioid plus local anesthetic)
Sufentanil combined with 0.125% ropivacaine, 10-15 ml every 1h during labor delivery
Ropivacaine
Nanjing Maternity and Child Health Care Hospital, Nanjing
Lead Sponsor
Nanjing Medical University
OTHER