About this trial
A comparison of two anesthetic techniques for total knee replacements: (1) Peri-Articular Injection (PAI), local infiltration between the popliteal artery and capsule of the knee block (IPACK) and single-shot adductor canal block (ACB) vs. (2) PAI, IPACK and continuous adductor canal block catheter (ACC).
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Patients with osteoarthritis scheduled for a primary total knee arthroplasty with a participating surgeon
Planned use of regional anesthesia
Ability to follow study protocol
English speaking (secondary outcomes include questionnaires validated in English only)
Disqualifiers
Hepatic or renal insufficiency
Younger than 18 years old or older than 65 years ol
Patients undergoing general anesthesia
Allergy or intolerance to one of the study medications
Trial design
Parallel
Treatments tested in this trial
Continuous Adductor Canal Catheter (ACC)
DeviceAt the end of the case or in the PACU, a pseudo sham catheter will be affixed mid-thigh to the skin using dermabond, steri-strips, and a chg tegaderm dressing. The catheter will be connected to the disposable pump filled with sterile saline (400 cc) and the flow rate will be set to 0. The pump will be enclosed in a carrier bag provided by the company. To ensure blinding, the carrier bag will be taped to prevent the patient from accessing it.
Adductor Canal block with sham catheter
DeviceAdductor canal block (ACB) will be administered. At the end of the case or in the PACU, a catheter will be inserted and affixed mid-thigh to the skin using dermabond, steri-strips, and a chg tegaderm dressing. The catheter will be connected to the disposable pump filled with sterile saline (400 cc) and the flow rate will be set to 0. The pump will be enclosed in a carrier bag provided by the company. To ensure blinding, the carrier bag will be taped to prevent the patient from accessing it.
Treatment groups
Trial outcomes
Primary outcomes
Opioid consumption during 24-48 hour period
Patients will be asked to report their opioid consumption during the 24-48 hour time period after spinal induction. This data will be converted to morphine milligram equivalents (mme).
Secondary outcomes
Opioid consumption during post-anesthesia care unit (PACU) stay
Patients will be asked to report their opioid consumption during their stay in the post-anesthesia care unit. This data will be converted to morphine milligram equivalents (mme).
Sponsors and contacts
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