A patient rehabilitation wheelchair for hospitals based on a full-body massage effect comprises a backrest, a handle, a seat plate, a diagonal bracing plate, a pedal plate and chair wheels, wherein a back massage device is arranged on the rear side of the backrest and comprises a first L-shaped supporting plate; a bearing is inlaid in the upper part of the first L-shaped supporting plate; an inner ring of the bearing is fixedly connected with a rotating rod; the right end of the rotating rod is fixedly connected with a first motor output shaft; the left end of the rotating rod is fixedly connected with a disc; an annular groove is formed in the disc; the depth of the annular groove is changed as a sine function image; and a plurality of changing rods are arranged in the annular groove. The patient rehabilitation wheelchair for hospitals based on the full-body massage effect has the beneficial effects that the back, the hip and the legs of a patient are respectively massaged by the back massage device, a hip massage device and a leg massage device, pressure sore of the patient is avoided effectively, meanwhile, the patient can be massaged, the rehabilitation speed of the patient is increased effectively, and therefore, the patient rehabilitation wheelchair has certain promotion and application value.