Patent ID: 7953473
Filing Date: 2011-05-31
Classification: A61B

Abstract:
1. A method of identifying a lesion which is present inside a tubular organ of a patient for surgical operation, the method comprising the steps of: delivering, using a first endoscope, a light marker to a tubular organ of a patient to be targeted, the first endoscope being a flexible endoscope inserted through a natural opening of the patient, the light marker having an engagement member adapted to be engageable with an inner wall of the tubular organ; having the light marker indwelt in the vicinity of a legion of interest on the wall of the tubular organ by allowing the engagement member to be engaged with the inner wall; picking up, using a second endoscope, the light emitted from the light marker, as an image, and transmitted through the wall at an outside position of the wall of the organ; identifying a location of the lesion based on a position of the light on the image; and treating the positionally identified lesion, wherein the treatment step includes a process of excising the lesion together with the light marker.