Endoscope apparatus

摘要

An endoscope apparatus comprising an endoscope (10) and an insertion aid (50) through whose base end of an insert part of the endoscope (10) is inserted, characterized in that the outer circumferential face of the insert part of the endoscope and/or the inner circumferential face of the insertion aid is coated with a lubricating coat material, and the lubricating coat material is formed thicker in the tip portion of the outer circumferential face of the insert part of the endoscope (10) and/or the inner circumferential face of the insertion aid (50) than in the base end portion of the same.