Overview Effect of Sufentanil on the Postoperative Pain Status: NOT_YET_RECRUITING Trial end date: 2027-01-15 Target enrollment: Participant gender: Summary This study is a randomized, controlled trial. A total of 48 patients will be randomized to receive sufentanil or remifentanil during robot-assisted nephrectomy surgery.Phase: NA Details Lead Sponsor: Seoul National University HospitalTreatments: RemifentanilSufentanil