Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600121594) titled 'The Impact of Active Suction Combined with Rectus Sheath Block on Postoperative Pain in Patients Undergoing Laparoscopic Cholecystectomy' on April 1.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Hefei Eighth People's Hospital

Condition: Gallbladder stones

Intervention: Group P: Passive exhaust+ ultrasound-guided RSB:After the operation, open all Trocar valves and allow natural passive exhaust to the abdominal wall until it becomes soft

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-04-01

Target Sample Size: Group P: Passive exhaust+ ultrasou...