PROBLEM TO BE SOLVED: To provide a respiratory support device that can appropriately support the respiration of a user.SOLUTION: A respiratory support device comprises: movable means 100 and 200 for changing the posture of a user so as to change the respiratory condition of the user by changing the shape of a seat on which the user sits respiratory condition detection means 600 for detecting the respiratory condition of the user and control means 700 for controlling the operation of the movable means 100 and 200 on the basis of the respiratory condition of the user.COPYRIGHT: (C)2015,JPO&INPIT【課題】ユーザの呼吸を適切に支援することが可能な呼吸支援装置を提供する。【解決手段】ユーザが着座するシートの形状を変化させることで、ユーザの呼吸状態が変化するように、ユーザの姿勢を変化させる可動手段100,200と、ユーザの呼吸状態を検出する呼吸状態検出手段600と、ユーザの呼吸状態に基づいて、可動手段100,200の動作を制御する制御手段700と、を備えることを特徴とする呼吸支援装置。【選択図】 図1