Geneva, April 28 -- International Clinical Trials Registry received information related to the study (ChiCTR2600122592) titled 'Effect of Ultrasound-Guided Anterior Quadratus Lumborum Block with Liposomal Bupivacaine on Postoperative Pain and Quality of Recovery in Elderly Patients Undergoing Direct Anterior Approach (DAA) Total Hip Arthroplasty' on April 15.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Affiliated Hospital of Jiangsu University

Condition: Postoperative pain

Intervention: Bupivacaine liposome group:performing unilateral L4 level anterior quadratus lumborum block using 0.4ml/kg of liposome bupivacaine (266mg/30ml), maximum 30 ml.

Recruitment Status: Not Recruiting

Phase: N/A

Date of ...