Ultrasound-guided pudendal nerve block in patients undergoing open hemorrhoidectomy: a double-blind randomized controlled trial

ConclusionsThe ultrasound-guided pudendal nerve block in patients undergoing open hemorrhoidectomy under spinal anesthesia showed a statistically significant reduction in postoperative pain and length of hospital stay. The proposed technique appeared to be safe and feasible and may be recommendable in patients undergoing open hemorrhoidectomy.Trial registrationClinicalTrials.gov Identifier: NCT04251884
Source: International Journal of Colorectal Disease - Category: Gastroenterology Source Type: research