Abstract: Objective To investigate the effect of Holmium laser urethrotomy under ureteroscopy on urethral stricture.Methods 30 men with urethral stricture who accepted urethrotomy with Holmium laser under ureteroscopy were observed.Results Operation was performed successfully in 21 cases;7 cases underwent 2～3 endoscopic surgical treatments.Endoscopic surgical treatment failed in 2 cases,and open surgery were performed on them.21 cases were followed up for 3～37 months,and 8 of them need urethral dilatation termly.Conclusion Endoscopic surgery with ureteroscopy and Holmium laser may be effective on urethral stricture with slight trauma.

Key words: urethral stricture, ureteroscopy, Holmium laser