I have watched a video of artificial sphincter explained by a urologist of University of British Columbia explaining to her fellow urologists. It looked complicated and invasive.
I know a few fellows who had neobladder urinary diversion and chose a condom catheter so they could sleep through the night even if they can have continence if they try to. best
Lecture on Artificial sphincter
http://www.youtube.com/watch?v=DVoTFHHmW8A
Condom Catheter
myhealth.alberta.ca/Health/pages/conditions.aspx?hwid=zm2413