Patent ID: 7871372
Filing Date: 2011-01-18
Classification: A61B

Abstract:
1. An endoscope system comprising: an endoscope including an insertion portion, a channel member that has one opening at a distal portion of the insertion portion and other opening at a portion other than the distal portion, an exterior member opening that communicatively connects an interior of the endoscope to outside and a filter unit that is provided at the exterior member opening to prevent at least one of intrusion of dust into the interior and leakage of a lubricant agent stored in the endoscope out of the endoscope; and a high temperature and high pressure steam supplying unit that supplies high temperature and high pressure steam into the interior of the endoscope from the exterior member opening and into the channel member from the opening; and the filter unit includes a filter, and an attaching unit formed integrally with the filter and attached to an exterior periphery portion of the exterior member opening to cover the exterior periphery portion, the filter being formed from a fine sheet serving as a chemical indicator that changes color thereof from a first color to a second color when the temperature of the filter is greater than or equal to a predetermined temperature.