Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600122153) titled '90% minimum effective concentration and volume of liposomal bupivacaine for preoperative analgesia in elderly patients with hip fractures using pericapsular nerve group block' on April 9.

Study Type: Interventional study

Study Design: Single arm

Primary Sponsor: Shunde Hospital of Guangzhou University of Traditional Chinese Medicine

Condition: Preoperative pain in elderly patients with hip fractures

Intervention: Phase 1: Concentration Exploration Group:Phase 1: Liposomal Bupivacaine (Concentration Sequential)

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-06-01

Target...