Roei Medical Devices Ltd.

RATIONALE: Transurethral resection is a less invasive type of surgery for bladder cancer or benign prostatic hyperplasia. Transurethral resection using a loop resectoscope may have fewer side effects and improve recovery.
PURPOSE: This clinical trial is studying how well the loop resectoscope works in treating patients with bladder cancer or benign prostatic hyperplasia who are undergoing transurethral resection.