PROBLEM TO BE SOLVED: To provide an endoscope operation part that improves a heat radiation property compared with the current situation without increasing its size and improves electrical drive performance and operability as well, and an endoscope device.SOLUTION: An endoscope operation part 5 comprises: a housing part 20 that has heating members 31 and 32 incorporated therein； heat radiation members 21 and 22 that are provided exposed to the outside of the housing part 20, receive transmission of heat from the heating members 31 and 32, and radiate the heat to the outside； and an attachment member 23 that attaches the heat radiation member 22 to a mounting surface of an arbitrary object 100.SELECTED DRAWING: Figure 3【課題】 大型化せずに現状よりも放熱性を向上させると共に、電気による駆動性能および操作性も向上する内視鏡操作部および内視鏡装置の提供。【解決手段】 内視鏡操作部５は、発熱部材３１，３２が内蔵された筐体部２０と、筐体部２０の外部に露出して設けられ、発熱部材３１，３２からの熱が伝熱されて外部に放熱する放熱部材２１，２２と、任意の物体１００の載置面に放熱部材２２を吸着させる吸着部材２３と、を具備する。【選択図】図３
