The utility model relates to a chest belt type physiological information sensing device, which comprises a belt body and a sensing module.The belt body defines a hollowed out area and a hollowed out area. The belt body comprises at least two electrode areas in the hollowed out area, at least two conduction lines connected with one of the electrode areas respectively, and at least two first conductive parts adjacent to the hollowed out area and connected with one of the conduction lines respectively.The sensing module includes at least two second conductive parts selectively connected or separated from the first conductive part, an ECG generating unit connected with the second conductive parts, a pair of optical volume sensing units set in the supposed hollow area and an information processing unit connected with the ECG generating unit and the optical volume sensing unit.一種胸帶式生理資訊感知裝置，包含一帶體以及一感知模組。該帶體界定出一鏤空區域及一未鏤空區域，該帶體於該未鏤空區域包含至少二電極區，至少二分別連接其中一該電極區的傳導線路，以及至少二分別鄰近該鏤空區域設置並與其中一該傳導線路連接的第一導電部。該感知模組對應該鏤空區域，並包含至少二分別選擇性與該第一導電部連接或分離的第二導電部，一與該些第二導電部連接的心電圖產生單元，一對應該鏤空區域設置的光容積感知單元以及一連接該心電圖產生單元與該光容積感知單元的資訊處理單元。
