Conclusions The bladder mucosa graft or internal preputial flap urethroplasty is the best procedure for different type of hypospadias repair in children.

• 结论游离膀胱粘膜或包皮内板行尿道成形术是治疗尿道下裂的一种较好的方法；两种手术方式的结合运用可适应于各类需尿道成形术治疗的尿道下裂患者。