DefinitionSphincters are muscles that allow your body to hold in urine. An inflatable artificial (human-made) sphincter is a medical device that keeps urine from leaking when your urinary sphincter no longer works well. When you need to urinate, the cuff of the artificial sphincter can be relaxed so urine can flow out.See also:Anterior vaginal wall repairUrinary incontinence - collagen implantsUrinary incontinence - retropubic suspensionUrinary incontinence - tension-free vaginal tapeAlternative NamesArtificial sphincter (AUS) - urinaryDescriptionYou will have either general anesthesia or spinal anesthesia before the procedure. With general anesthesia, you will be unconscious and will not feel pain. With spinal anesthesia, you will be awake but numb from the waist down, and you will not fe