Overflow incontinence is caused by stress incontinence, urge incontinence, true stress incontinence, and overflow incontinence. 1. Stress incontinence is mainly caused by decreased tone of the urethral sphincter and tends to occur with increased abdominal pressure. The cause may be related to childbirth, weak pelvic floor muscle tone, or some urinary system diseases, pelvic prolapse, etc. Clinically, it can be treated by drugs, corresponding pelvic floor muscle training, and if necessary, surgery to improve. 2. Urge incontinence: clinically, it is associated with inflammation of the urinary system, overactive bladder and other diseases, and may also be associated with tumors, stones, foreign bodies, injuries and other causes of instability of the bladder forced urinary muscle. 3. True stress incontinence: usually associated with damage to the urethral sphincter and pelvic floor muscles. 4. Overflow incontinence:is due to acute and chronic urinary retention, and may be associated with bladder outlet obstruction and neurologically induced abnormalities in the function of the bladder’s detrusor muscle. Mild overflow incontinence can be treated by medication orally or estrogen ointment applied to the external urethral orifice to enhance urethral smooth muscle contraction and increase urinary control. Secondly, surgical treatment is suitable for moderate to severe stress urinary incontinence, minor activities or physical changes that occur incontinence, you can perform mid-urethral suspension tape surgery, transabdominal retropubic bladder neck suspension, etc., and pay attention to the wound care after surgery to avoid infection.