PROBLEM TO BE SOLVED: To provide a capsule-type endoscope 10 which does not stop erroneously after being introduced into a body.SOLUTION: The capsule-type endoscope 10 includes: a biological information acquisition section 26 for acquiring biological information on a subject a battery 19 for supplying an electric power a power switch 25 for switching between the on operation and the off operation of the supply of an electric power from the battery 19 to the biological information acquisition section 26 a detection section 20 for outputting a detection signal upon the detection of the introduction into the body of the subject and a control section 21 for controlling the power switch 25 in accordance with the detection signal.COPYRIGHT: (C)2012,JPO&INPIT【課題】体内導入後に誤停止しないカプセル型内視鏡10を提供する。【解決手段】カプセル型内視鏡10は、被検体の体内情報を取得する生体情報取得部26と、電力を供給する電池19と、電池19から生体情報取得部26への電力供給をオン/オフする電源スイッチ25と、被検体の体内への導入を検知すると検知信号を出力する検知部20と、検知信号に応じて、電源スイッチ25を制御する制御部21と、を具備する。【選択図】図2