Students in the bio-design program of the Hadassah Medical Center in Jerusalem’s Hebrew University have designed a robotic intubation device that guides itself to the lungs. The “GuideIN Tube” prevents accidental insertion of the air tube into the food pipe, which can be fatal.
http://www.jpost.com/Health-and-Science/Health-Scan-A-better-way-to-get-the-tube-in-324141