Conclusions: TURP plus TUIBN was proved to be a relatively optimal therapy for patients with BPH of small volume which caused the obstruction of the outlet of bladder.

• 结论：TURP加膀胱颈环状纤维放射状切开，是治疗小体积前列腺增生引起的膀胱出口梗阻，并预防术后膀胱颈挛缩较理想的方法。