PROBLEM TO BE SOLVED: To provide an endoscope washing and disinfecting apparatus capable of surely disinfecting the contact portion between a nozzle of a conduit in an endoscope and a connector part of a connecting tube for washing disinfection.SOLUTION: The endoscope washing and disinfecting apparatus 1 has: the connector part 115a connectable to the nozzle 110 of the endoscope that communicate with the conduit in the endoscope 100 a fluid supply section that supplies a disinfectant fluid to the conduit in the endoscope 100 from the connector part 115a through the nozzle 110 and a heater 125 that heats the contact portion between the connector part 115a and the nozzle 110.COPYRIGHT: (C)2013,JPO&INPIT【課題】内視鏡内の管路の口金と洗浄消毒用接続チューブのコネクタ部との接触部分における消毒を確実に行うことができる内視鏡洗浄消毒装置を提供する。【解決手段】内視鏡洗浄消毒装置1は、内視鏡100内の管路に連通する内視鏡の口金110に接続可能なコネクタ部115aと、内視鏡100内の管路内に、口金110を介してコネクタ部115aから消毒用の流体を供給する流体供給部と、コネクタ部115aと口金110との接触部分を加熱するヒータ125を有する。【選択図】図5