UT-1810 Three Balls Spirometer is mainly used to restore the normal breathing of patients who have just completed thoraco-abdominal surgery.
Inspiratory volume main body cavity (divided into 600ml / sec, 900ml / sec, 1200ml / sec), indicator ball, intake pipe, training mouthpiece, filter sponge and other materials: PS / ABS / EVA / PP.
Packing: Individual box packing