Nerve Grafting Technique to Preserve Erectile Function in Patients Undergoing Robotic Assisted Radical Prostatectomy

This trial is testing whether grafting a small nerve (taken from elsewhere in the body) during robot-assisted radical prostatectomy can help preserve erectile function in men with high-risk prostate cancer. **You may be eligible if...** - You are 18 or older - You are scheduled for robotic prostate removal for high-risk localized prostate cancer (Gleason score ≥8, PSA ≥20, or tumor larger than T2 on MRI) - You currently have good erectile function before surgery (IIEF score ≥17) **You may NOT be eligible if...** - You have previously had pelvic surgery or pelvic radiation - You have previously had focal therapy for prostate cancer - You have a pre-existing neurological disease - You are having surgery for another cancer at the same time - You are unable to complete questionnaires and have no caregiver to assist Talk to your doctor to see if this trial is right for you.