Clinical Research Directory

Inclusion Criteria: * Patients aged 50 to 85 years who have been diagnosed with benign prostatic hyperplasia at Seoul National University Hospital and are scheduled to undergo endoscopic surgery. * benign prostatic hyperplasia ≥ 30 and \< 80 ml * Patients who have given written informed consent to participate in the study according to their age * A urinary symptom score (International ProstateSymptom Score \[IPSS\] moderated (8-19 points) to severe (20-35 points) * Measured Postvoiding Residual (PVR) \<250 mL Exclusion Criteria: * History of prostate or bladder cancer, neurogenic bladder, bladder calculus, or clinically significant bladder diverticulum * Active infection, treatment for chronic prostatitis * Diagnosis of urethral stricture, meatal stenosis or bladder neck contracture, damaged external urinary sphincter, stress urinary incontinence, post-void residual \>300 mL or urinary retention, or prior prostate surgery * Men taking anticoagulants or on bladder anticholinergics or with severe cardiovascular disease * PSA greater than 4.0 ng/ml (unless prostate cancer was ruled out by biopsy) * Allergy to device materials, immune suppressants or corticosteroids use, and serious medical or mental illness.