In {TAIL ~ another embodiment}, {HEAD ~ the visualization system} comprises an electronic chip positioned within the distal portion and configured to provide video and still images to be sent to a viewing system 
In
In { TAIL ~ another embodiment } , { HEAD ~ the visualization system } comprises an electronic chip positioned within the distal portion and configured to provide video and still images to be sent to a viewing system
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH