Patent ID: 9492063
Filing Date: 2016-11-15
CPC Classification: A61B

Claim Text:
1. A tip section of a multi viewing element endoscope, wherein the tip section has a flat end surface, a first curved side surface, and a second curved side surface opposing the first curved side surface and wherein the tip section comprises: a front-pointing viewing element and a discrete front illuminator associated therewith; a front fluid injector configured for cleaning at least one of said front-pointing viewing element and said discrete front illuminator, wherein the front-pointing viewing element is positioned on said flat end surface, has a length over which an external object remains in focus in a range of 3-100 millimeters, and has a first field of view of at least 150 degrees; a first side-pointing viewing element; a discrete side illuminator associated with the first side-pointing viewing element; a side fluid injector configured for cleaning at least one of said side-pointing viewing element and said discrete side illuminator, wherein the first side-pointing viewing element is positioned on the first curved side surface, has a length over which an external object remains in focus in a range of 2-33 millimeters, has a second field of view of at least 150 degrees, and has a center positioned 7 to 11 millimeters from the flat end surface; a second side-pointing viewing element; a discrete side illuminator associated with the second side-pointing viewing element, wherein the second side-pointing viewing element is positioned on the second curved side surface, has a length over which an external object remains in focus in a range of 2-33 millimeters, has a third field of view of at least 150 degrees, and has a center positioned 7 to 11 millimeters from the flat end surface and wherein the first field of view partially overlaps with the second and third fields of view; a working channel configured for insertion of a surgical tool; and a pathway fluid injector for inflating and/or cleaning a body cavity into which the endoscope is inserted, wherein the pathway fluid injector, side fluid injector and front fluid injector are each in fluid communication with a common fluid supply channel.