About this trial
This project is a multicenter, three armed, prospective randomized control trial studying the effectiveness of a long-acting local anesthetic "cocktail" in patients undergoing operative fixation of ankle fractures.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Sustained a bimalleolar ankle fracture (OTA/AO type 44 A2, B2, C1, and C2 fracture) with surgery indicated and an approach with medial and lateral incisions planned Syndesmotic injuries will be included, due to the practical difficulty of reliably determining the presence of a syndesmotic injury preoperatively Trimalleolar ankle fractures where fixation of the posterior malleolus is not planned will also be included
Isolated Injury
Disqualifiers
Unifocal malleolar fractures
Bimalleolar fractures where fixation of only one malleolus is planned
Posterior malleolus fractures requiring fixation
Patients ineligible for a peripheral nerve block (e.g. concern for compartment syndrome)
Trial design
Parallel
Treatments tested in this trial
Long-Acting Local Anesthesia
DrugThe cocktail consists of: * 0.5% Ropivicaine, 24.6 mL * Clonidine 100 mcg/mL, 0.4mL * Epinephrine 1mg/mL, 0.5mL * Saline to total volume of 50 mL (24.5mL of saline) The total amount of solution prepared is 50mL, but typically 30mL is used based on the size of the incision. The total volume administered will be recorded.
Regional Anesthesia
Drug0.5% ropivicaine - 30mL each sciatic and femoral/saphenous nerve, ultrasound guided
Treatment groups
Trial outcomes
Primary outcomes
Oral Narcotics / Morphine Milligram Equivalents (MME) given
The medical record (EPIC) will be used to determine the total morphine equivalents given to the patient post-surgery, including recovery unit administration of narcotics in the immediate post-operative period.
Sponsors and contacts
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