The disclosure describes an optical fiber pressure sensor to measure sphincter pressure which may be incorporated into a therapeutic sphincter control system. The system senses sphincter pressure and sends the information to a stimulator that is capable of stimulation therapy to control sphincter contractility,...http://www.google.es/patents/US7933653?utm_source=gb-gplus-sharePatente US7933653 - Implantable optical pressure sensor for sensing urinary sphincter pressure
Implantable optical pressure sensor for sensing urinary sphincter pressure