Intraoperative Nerve Monitoring During Robotic-assisted Radical Prostatectomy

Inclusion Criteria: * Patients that are planned to undergo either non-nerve or unilateral nerve sparring surgery. * Patients that deemed able to understand the protocol and to return for all the required post-treatment follow-up visits. Exclusion Criteria: * Incontinence prior to surgery * Diabetes * Known neurological disease that can affect urinary/erectile function * Condition with Pacemaker * Previous pelvic trauma * Previous pelvic surgery including transurethral resection of the prostate * Previous pelvic radiation therapy