GutTracker - GutTracker measures GI motility of the stomach, small intestine and colon non-invasively over multiple days as patients go about their normal daily lives.The intended use for the G-Tech Patch System is to serve as a tool that provides gastrointestinal myoelectrical activity measurements to be used at the discretion of the Physician or Clinical User to aid in the diagnosis and evaluation of gastrointestinal disorders.