Geneva, Nov. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600134777) titled 'Study on the Postoperative Analgesic Effect of Microneedle Combined with Periarticular Infiltration Analgesia in Patients Undergoing Total Hip Arthroplasty' on Oct. 20.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: West China Hospital of Sichuan University

Condition: osteoarthritis of the hip, osteonecrosis of the femoral head (Ficat IIIB or IV), and developmental dysplasia of the hip

Intervention: Control group:Periarticular Infiltration Analgesia

Recruitment Status: Not Recruiting

Phase: 0

Date of First Enrollment: 2026-10-25

Target Sample Size: Control group:40;Experimen...