Old leakage is also known as urinary incontinence, urinary incontinence refers to the involuntary leakage of urine, urinary incontinence can be divided into four types: first, persistent incontinence, persistent incontinence is common in the bypassing of the urethral sphincter of the urinary tract fistula, the most common is secondary to gynecological surgery, radiotherapy, and obstetric injuries to the vesicovaginal fistula; second, stress incontinence, stress incontinence to that is to mean that the coughing, sneezing, or exercise when the increase in abdominal pressure. Caused by an increase in abdominal pressure, involuntary urine leakage from the urethral orifice, most commonly seen in postpartum or menopausal women, the main reason is the function of the anterior vaginal wall and the pelvic floor supportive tissues of the decline in function; third, urge incontinence, urge incontinence is often accompanied by urinary tract infections, urinary stones, tumors, or neurogenic bladder; fourth, fullness of incontinence, filling incontinence often occurs in patients with severe urinary retention and a lot of Patients with residual urine, the most common disease is benign prostatic hyperplasia.