Regional Anesthesia for Knee Prothesis Surgery

Regional Blockade for Knee Prothesis Surgery: Comparison Between Femoral, Sciatic and Adductor Canal Block

Comparison of the analgesics blocks (femoral, adductor canal and sciatic subgluteal nerve) for total replacement knee surgery.

Adductor canal block shows a beneficial effect for knee surgery. Mainly because he prevent for muscular weakness; adverse effect meet with femoral block and delaying the early active mobilization.

The investigators want to compare the efficacy and safety of this block compared to the femoral and sciatic block.

Inclusion Criteria:

• patients scheduled for total knee replacement surgery.

Exclusion Criteria:

• refusal to study,
• coagulation disorder,
• infection at the puncture site,
• preexisting neuropathy,
• allergy to local anesthetics,
• renal or hepatocellular insufficiency,
• context of chronic pain,
• drugs abuse,
• pregnant patient.