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Dose-finding Study: Popliteal Sciatic Nerve Block in Patients Undergoing Diabetic Foot Surgery
Sponsor: Seoul National University Hospital
Summary
The purpose of this study was to determine the minimum effective dose of a local anesthetic for proper anesthesia for popliteal sciatic nerve block under ultrasound guidance in patients undergoing surgery for diabetic foot disease.
Official title: Median Effective Concentration of Ropivacaine for Ultrasound-guided Popliteal Sciatic Nerve Block in Patients Undergoing Diabetic Foot Surgery
Key Details
Gender
All
Age Range
19 Years - 80 Years
Study Type
INTERVENTIONAL
Enrollment
45
Start Date
2021-08-24
Completion Date
2026-12-31
Last Updated
2024-11-29
Healthy Volunteers
No
Conditions
Interventions
Maintain the concentration of ropivacaine as same as those used in the previous participant
Maintain the same concentration of ropivacaine used in the previous participant with an 89% chance through a random assignment
Decrease the ropivacaine concentration by 0.05% from the concentration used in the previous participant
Decrease ropivacaine concentration by 0.05% from the concentration used in the previous participant with an 11% chance through a random assignment
Increase the ropivacaine concentration by 0.05% from the concentration used in the previous participant
Increase ropivacaine concentration by 0.05% from the concentration used in the previous participant.
Locations (1)
Seoul National University Hospital
Seoul, South Korea