NCT03555786|Terminated
Study Stopped
Failure of recruitment
MEV for Retroclavicular Approach to Infraclavicular Block
Minimum Effective Volume of Bupivacaine for Retroclavicular Approach Brachial Plexus Block
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Sponsor study identifier
observational
45
1 country
1
Study Start
June 1, 2018
Actual (reported)Primary Completion
August 1, 2018
Actual (reported)Study Completion
September 1, 2018
Actual (reported)In this study, the primary objective was to estimate the minimum effective volume of bupivacaine 0.5% resulting in successful block in 90% of patients (MEV90) for ultrasound-guided retroclavicular approach to infraclavicular brachial plexus block.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
September 1, 2018
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
June 1, 2018
Actual (reported)June 1, 2018
Actual (reported)June 14, 2018
Actual (reported)August 1, 2018
Actual (reported)September 1, 2018
Actual (reported)The minimum effective volume of bupivacaine 0.5% resulting in successful block in 90% of patients (MEV90)
The determination of MEV90 and its 95% confidence interval (CI) will be based on a "biased coin up-and-down sequential design
30 minutes
The determination of MEV90 and its 95% confidence interval (CI) will be based on a "biased coin up-and-down sequential design
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Adults between 18 and 65 years of age with infraclavicular brachial lexus block for elective elbow, forearm, wrist, or hand surgery , were selected in the study.
Antalya Training and Research Hospital
Antalya, Turkey (Türkiye)
Ali Sait Kavakli, MD
Antalya Training and Research Hospital
45 participants (actual enrollment reported by the registry).
First Submitted
June 1, 2018
First Posted
June 14, 2018
Study Start
June 1, 2018
Actual (reported)Contact the study team to confirm eligibility.
Primary Completion
August 1, 2018
Actual (reported)Study Completion
September 1, 2018
Actual (reported)Last Updated
April 30, 2020
Record last verified: 2018-11
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Source: ClinicalTrials.gov.
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