Clinical Trial: Effect of Epidural Hydromorphone Combined With Ropivacaine in Labor Analgesia
Study Status: COMPLETED
Recruit Status: COMPLETED
Condition: Analgesia
Study Type: INTERVENTIONAL
Official Title: Effect of Epidural Hydromorphone Combined With Ropivacaine in Labor Analgesia
Brief Summary:
The purpose of this study is to compare the effects of three different doses of hydromorphone combined with ropivacaine and sufentanil combined with ropivacaine in epidural labor analgesia through prospective clinical trials, so as to explore whether hydromorphone combined with ropivacaine has advantages in epidural labor analgesia, and find out the optimal dose of hydromorphone.Participants will be randomly allocated to four groups: H1 group,H2 group,H3 group and SF group.For those in H1 group: they will be…
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