Femoral Triangle Block With Popliteal Plexus Block Versus Femoral Triangle Block Versus Adductor Canal Block for TKA

• Status: Recruiting
• Trial end date: 2024-03-01
• Target enrollment: 0
• Participant gender: All

Summary

In this study we wish to investigate the analgesic effect 3 different nerve block regimes in patients following primary total knee arthroplasty (TKA). All nerve blocks were performed as single shot blocks with the administration of Marcain 5 mg/ml.

Regime A: proximal Femoral Triangle Block (FTB) with 10 ml including Intermediate Femoral Cutaneous Nerve Block (IFCNB) with 5 ml + Popliteal Plexus Block (PPB) with 10 ml.

Regime B: proximal FTB with 10 ml including IFCNB with 5 ml.

Regime C: Adductor Canal Block (ACB) with 25 ml.

• Phase: Phase 4
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Regionshospitalet Silkeborg
• Treatments: Bupivacaine

Criteria

Inclusion Criteria:

• Scheduled to undergo primary total knee arthroplasty in spinal anesthesia

• Able to perform a Timed Up and Go (TUG) test

• Age > 50 years old

• Ability to give their written informed consent to participating in the study after having fully understood the contents of the study

• American Society of Anesthesiologists (ASA) physical status 1, 2, or 3

Exclusion Criteria:

• Patients who cannot cooperate

• Patients who cannot understand or speak Danish.

• Patients with allergy or intolerance to the medicines used in the study

• Patients with a daily intake of strong opioids (morphine, oxycodone, ketobemidone, methadone, fentanyl)

• Patients suffering from alcohol and/or drug abuse - based on the investigator's assessment

• BMI > 40

• Diagnosed with chronic central or peripheral neurodegenerative disorders