Physiotherapeutic vehicle seat-back cushion

The invention discloses a physiotherapeutic vehicle seat-back cushion, including a main body, wherein the main body is integrally formed by a back cushion and a seat cushion, and a connector is uniformly arranged in the body, and a connection line is connected to the terahertz wave generator, and a terahertz wave generator is dispose on the rear wall of the back cushion and is battery powered, andthe back cushion and the seat cushion are uniformly provided with through holes, which are vertically and vertically crossed on the side walls of the back cushion and the seat cushion, and are also provided with through holes passing through the thickness directions of the cushion and the seat cushion. A spacer sheet is arranged in the back cushion, and the spacer sheet and the front side wall ofthe back cushion form a first collecting groove. A spacer sheet is arranged in the seat cushion, and a second collecting groove is formed between the spacer sheet and the upper surface of the seat cushion; and the spacer shee