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目的 总结尿道板纵切卷管尿道成形术 (Snodgrass法 )治疗尿道下裂的经验。 方法 对 43例尿道下裂患儿行Snodgrass尿道成形术 ,其中阴茎体型 35例 ,阴茎阴囊交界型 8例 ;9例为上次尿道成形失败者 ;10例阴茎下弯者先行阴茎背侧折叠 ;患儿尿道置管 10d ,拔管后常规前尿道扩张。 结果 43例随访 4～ 11个月 ,阴茎外观正常 ,无下弯 ;尿道开口于阴茎头前端 ,呈纵行裂隙状 ,排尿通畅 ,无尿道狭窄 ;术后 5例发生尿瘘 ,4例已做修补 ,均成功。 结论 Snodgrass尿道成形术可应用于近、远端型及有阴茎下弯的尿道下裂患儿 ,对尿道成形失败而阴茎皮肤所剩极少者也是一种非常有效的方法
Objective To summarize the experience of using Snodgrass urethroplasty to treat hypospadias. Methods Forty - three children with hypospadias were treated with Snodgrass urethroplasty, including 35 cases of penis size and 8 cases of borderline penis and scrotum. Nine cases were unsuccessful in the previous urethroplasty. Ten cases of penile dorsiflexion were dorsomedially folded. Urinary tract catheterization in children 10d, conventional extubation after extubation dilatation. Results 43 cases were followed up for 4 to 11 months. The appearance of the penis was normal and there was no down bending. The urethra was open at the tip of the glans penis and presented longitudinal cracks and voiding, without urethral stricture. Urinary fistula was found in 5 cases and repaired in 4 cases , Are successful. Conclusion Snodgrass urethroplasty can be applied to children with hypospadias with proximal and distal forms and penile hypospadias. It is also a very effective method for the urethroplasty with minimal residual penile skin