Exploring the Minimum Effective Concentration and Volume of Ropivacaine for Sacral Plexus Anesthesia
ENROLLING_BY_INVITATION
Status
Conditions
Interventions
- DRUG: Low-dose ropivacaine
- DRUG: Medium-dose of ropivacaine
- DRUG: High-dose ropivacaine
Sponsor
Yilin Zhao
Collaborators
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