Portable pneumatic massager for resisting deep venous thrombosis of lower limbs

The utility model relates to the field of medical devices, in particular to a portable pneumatic massager for resisting deep venous thrombosis of lower limbs. The portable pneumatic massager comprises an outer bag. An air bag A, an air bag B, an air bag C and a battery box are sequentially arranged in the outer bag from left to right. An inflation tube B is inserted into the left side of the upper portion of the outer bag, one end of the inflation tube B is connected with a unidirectional valve A positioned on the left side of the air bag A, the other end of the inflation tube B is movably connected with an air compressing device, the inflation tube B is provided with a gate valve, a unidirectional valve B is arranged in the middle between the air bag A and the air bag B, a unidirectional valve C is arranged in the middle between the air bag B and the air bag C, and a unidirectional valve D is arranged on the lower portion of the air bag A and connected with a pump air pipe. The portable pneumatic massager is convenient to dismantle, a plurality of outer air bags can be formed to continuously alternately expand and shrink to extrude calf muscle from bottom to top, the massage effect is achieved, the lagging of vein blood flow is effectively avoided, and the deep venous thrombosis is prevented.