| NCT Number | NCT07579780 |
| Lead Sponsor | Sixth Affiliated Hospital, Sun Yat-sen University |
| Conditions | Colorectal Cancer (Diagnosis), Laparoscopic Surgery, Superior Hypogastric Plexus Block |
| Enrollment | 170 participants |
| Start Date | 2025-12-15 |
| Primary Completion | 2026-12-18 (estimated) |
| Study Completion | 2027-02-18 (estimated) |
| Updated on ClinicalTrials.gov | 2026-05-12 |