Minimal Effective Volume 90% for Double-injection Costoclavicular Block
Recruiting
Phase 4
Interventional Study
Brachial Plexus Blocks
Lidocaine
Nerve Block
Dose Finding Study
Costoclavicular Block
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Prior Safety Data
This treatment has already been tested in at least one earlier human trial.
At a Glance
- Age
- 18 – 70
- Sex
- Any
- Trial phase
- Phase 4
- Study type
- Interventional
- Purpose
- Supportive Care
- Participants needed
- 60 (estimated)
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre · Other
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About This Trial
In 2020, a trial demonstrated that a 2-injection technique constitutes the optimal method for the costoclavicular block.
This study aims to determine the minimum amount of medication required to achieve a successful double-injection costoclavicular nerve.
Block dose assignment will be done using an up-and-down sequential method, called the Biased Coin Design (BCD).
The double-injection techniqu…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Age between 18 and 70 years
* American Society of Anesthesiologists classification 1-3
* Body mass index between 20 and 30
Exclusion Criteria:
* Adults who are unable to give their own consent
* Pre-existing neuropathy (assessed by history and physical examination)
* Coagulo…
Contacts