dash's neck是什么意思

用法例句

Using transurethral Ho:YAG Laser resection to treat urethral stricture and bladder neck contracture;

Ho:YAG激光治疗尿道狭窄及膀胱颈部挛缩

Objective: Toussess the early efficacy and safety of holmium laser resections of the ureter stricture, bladder neck contracture.

目的 :利用 HO:YAG激光的软组织切割及止血作用 ,对输尿管开口囊肿、狭窄及膀胱颈部挛缩的患者行激光治疗 ,并观察疗效。