I. Indications 1, surgical indications: for all degrees of prostatic hyperplasia (greater than 200 grams of the giant prostate for non-indications); 2, no absolute contraindications or relative contraindications to surgery (post-renal renal insufficiency to be followed by surgery after the improvement of renal function); II, contraindications roughly exclude the following diseases (prostate cancer, acute prostatitis, severe lower urinary tract infections such as urethral fever, bladder hyperactivity, glandular cystitis, radiation cystitis, neurogenic bladder, bladder tumor, large diverticulum of the bladder, acute inflammation of the urethra, bladder overuse activity, bladder tuberculosis, glandular cystitis, radiation cystitis, neurogenic bladder, bladder tumor, large bladder diverticulum, acute inflammation of the urethra, moderate to severe urethral stenosis, etc.). Third, the patient’s preoperative preparation 1, a variety of preoperative routine examination, including prostate-specific antigen (PSA), prostate size, bladder residual urine volume, urine flow rate measurement, etc.; 2, preoperative talk to the patient and his family members, signing; 3, preoperative oral antihypertensive medication for people with hypertension; combined with diabetes mellitus hypoglycemic treatment. 4, the evening of the day before the operation and the morning of the operation each clean enema; 5, perineal washing; 6, preoperative application of antibiotics, antibiotic solution can be used to flush the bladder or urethra if necessary. Postoperative observation and care 1, postoperative generally do not use hemostatic drugs to prevent thrombosis in the elderly; 2, appropriate activities of the lower limbs, improve blood circulation in the lower limbs, to prevent the formation of deep vein thrombosis of the lower limbs; 3, postoperative to maintain the smooth flushing and drainage, and the appropriate application of antibiotics; 4, 3 hours after the operation began to release the water to decompress the water, every half an hour inside and outside of the capsule water release 1/4, the outer capsule of water release to be retained after the completion of the water 18-20ml to prevent the catheter slipped out. The catheter should be kept 18-20ml after the external capsule is drained to prevent it from slipping out. 5, 24 hours after the operation will be tied at the urethral opening of the gauze strips lifted, in order to prevent ischemic necrosis of the mucosa at the urethral opening; 6, 5 ~ 7 days after the operation will be the external capsule of water release, remove the catheter, generally can be normal urination, such as can not be normal urination, the temporary insertion of ordinary balloon catheter, to be 5 ~ 10 days after the removal of the catheter; 7, pay attention to the vulvar hygiene after the operation, regularly disinfecting the external opening of the urethra with iodine violet and the catheter near the; 8, postoperative Prevent constipation in the elderly, prevent heart, lung, brain and other accidents during defecation; 9. Postoperative pain can be administered rectally with diclofenac suppositories or anti-inflammatory pain suppositories, and analgesic pumps should be applied when necessary.