根治性前列腺切除术是治疗局限性前列腺癌最有效的方法。然而前列腺周围组织结构复杂,传统的前列腺癌根治术需从前列腺腹侧面结扎、切断阴茎背深静脉复合体及周围韧带、筋膜来暴露前列腺。阴茎背深静脉复合体及周围韧带的切断,有可能损伤神经,并导致术中出血,术后尿失禁、阴茎 Radical prostatectomy is the most effective treatment of localized prostate cancer. However, the structure around the prostate is complex. The traditional radical prostatectomy needs to be ligated from the ventral surface of the prostate to cut off the dorsal penile vein complex and the surrounding ligaments and fascia to expose the prostate. Penile dorsal deep venous complex and ligament around the cut, may damage the nerve and lead to intraoperative bleeding, postoperative urinary incontinence, the penis