Prostate enlargement is a common disease in older men, generally after the age of 40 the pathological changes of hyperplasia begin to occur, after the age of 50 the symptoms associated with the growth of age, by the age of 60 is greater than 50%, up to 83% at the age of 80. The prostate gland is gradually enlarging and compressing the urethra and bladder outlet, so clinically the symptoms are as follows: 1) frequent urination, urgent urination, increased urination at night and urge incontinence; increased nocturnal urination can increase from 1-2 times/night to 4-5 times/night or more; 2) weakness of urination, thinning of the urine line and dripping of urine; 3) hematuria; 4) urinary retention and inability to urinate. Complications: 1. Long-term prostatic hyperplasia can lead to bladder deformation, hydronephrosis, and eventually kidney function, and in severe cases, renal failure; 2. Recurrent urinary tract infections; 3. Patients with severe BPH or those whose lower urinary tract symptoms have affected their quality of life should consider surgical treatment, especially if medication is not effective. Surgical treatment is recommended when BPH leads to the following complications: (1) recurrent urinary retention; (2) recurrent hematuria; (3) recurrent urinary tract infections; (4) bladder stones; (5) secondary upper urinary tract hydrocele, and other comorbidities should be treated surgically. Diagram of electrodesection of prostate