Patent 7883460 was granted and assigned to Olympus Group on February, 2011 by the United States Patent and Trademark Office.
An endoscope has an insertion portion provided with a freely curvable curving portion; a grip portion provided at a base end side of the insertion portion and grasped by an operator. There provided at the grip portion and in its periphery is an instructing operation element with a function of implementing a curve instructing operation of the curving portion and a function of implementing the other instructing operation different from the above described curve instructing operation.