Postoperative Analgesia in Bilateral Knee Arthroplasties

Postoperative Analgesia in Bilateral Knee Arthroplasties:Suprainguinal Fascia Iliaca Compartment Block and Local Infiltration Analgesia

To observationally compare the analgesic efficacy of LIA and S-FICB techniques and to record the pain scores of patients who underwent bilateral knee operations in the postoperative period.

Inclusion Criteria:

• Planned elective bilateral knee arthroplasty under spinal anesthesia
• American Society of Anesthesiologists (ASA) risk score I-II
• Patients aged 18-75 years

Exclusion Criteria:

• Those receiving general anesthesia,
• Those with epidural catheters,
• Those who refused to participate in the study,
• Those whose spinal anesthesia failed and returned to general anesthesia,
• Those with a body mass index (BMI) >30 kg/m2,
• History of chronic opioid or corticosteroid use,
• Patients with psychiatric or neurological problems that would not allow assessment of pain using a visual analog scale (VAS) will be excluded.
• In addition, patients whose surgery lasted <40 minutes or >120 minutes will also be excluded to keep the data homogeneous.