PROBLEM TO BE SOLVED: To provide an easy-to-handle CPAP (Continuous Positive Airway Pressure) device used for treatment of a sleep apnea syndrome.SOLUTION: A CPAP device includes: a body unit 10 which includes a silencing mechanism disposed close to an upper part inside a housing, reducing air inflow sound of air having flowed in from an air inflow port 11 and leading the air to a lower part, and a fan disposed close to the lower part inside the housing and sending, toward a mask 200 from an air outflow port, the air having flowed in from the air inflow port and having passed through the silencing mechanism, and is mounted on a patient head 300 together with the mask and a controller 20 containing a fan-driving drive circuit, driving the fan, placed in a position separate from the body unit, and connected with the body unit using a cable.COPYRIGHT: (C)2014,JPO&INPIT【課題】睡眠時無呼吸症候群の治療に用いるCPAP装置に関し、取扱いが容易なCPAP装置を提供する。【解決手段】筐体内部の上部寄りに配置された、空気流入口11から流入した空気を、空気流入音を低減して下部に導く消音機構と、筐体内部の下部寄りに配置された、空気流入口から流入し消音機構を経由してきた空気を空気流出口からマスク200に向けて送り出すファンとを備えた、マスクとともに患者頭部300に装着される本体ユニット10、およびファン駆動用の駆動回路が内蔵されてファンを駆動する、本体ユニットとは離間した位置に置かれて本体ユニットとの間がケーブルで接続されるコントローラ20を備えた。【選択図】図1