Child cardio-pulmonary resuscitation auxiliary device

The child cardio-pulmonary resuscitation assisting device comprises a base and a measuring assembly, a rotating plate is arranged at the top end of the base, an adjusting assembly is arranged on the rotating plate, the adjusting assembly is connected with the measuring assembly through an adjusting block, the measuring assembly comprises a sleeve arranged at the bottom end of the adjusting block, and a support in sliding connection is arranged at the bottom end of the sleeve; a first spring is arranged between the support and the sleeve, a roller in rotary connection is arranged at the bottom end of the support, a first belt wheel is coaxially arranged on one side of the roller, a second belt wheel is arranged on the outer side of the sleeve, the first belt wheel and the second belt wheel are connected through a belt, and an angle sensor is arranged on the sleeve and connected with the second belt wheel. According to the device, the sternum length of a patient can be simply measured through the measuring asse