Disposable ear-nose-throat spray gun head

The utility model discloses a disposable ear-nose-throat spray gun head which comprises a gun head and a gun body, a cavity is formed in the gun head, a spray nozzle is arranged at the front end of the gun head, a connecting clamping piece is arranged at one end, far away from the spray nozzle, of the gun head, the gun body comprises a gun barrel, the pipe diameter of the gun barrel is slightly smaller than the diameter of an inner cavity of the gun head, and a connecting rod is fixedly arranged on the gun barrel. A transverse rod is connected to the connecting rod, a blocking part matched with the connecting clamping piece is arranged at the end, away from the connecting rod, of the transverse rod, a sliding groove is formed in the connecting rod, and a fixing bolt is further arranged on the sliding groove. By arranging the gun head and the gun body which are separated, the gun head is easy to replace, cross infection is avoided, the connecting clamping piece arranged on the gun head is connected with the bl