Colorectal cancer is one of the commonly occurring types of cancer and individuals above 50 years of age are considered at a high risk. Everyone is suggested to undergo full colonoscopy every 10 years. Training medical students by operating on patients directly is not safe and not comfortable for the patients. Hence, a training model is being developed to train medical students. In the training sessions, if student gets information regarding the distal end of colonoscope, he can prepare and plan his future moves and he also gets the information concerning the diseased part of the colon. This information also helps the student if he requires inserting a surgical tool along with the colonoscope. In the present study, the distal end of colonoscope is localized using photocells. The colonoscope has a light source for the camera at its distal end. These...

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