Portable Phlegm Suction Unit
The portable phlegm suction unit is applicable to suck thick liquid such as pus-blood and phlegm under negative pressure. • Oil-free piston pump helps to keep from oil mist pollution. • Plastic panel makes it resistant from water erosion. • Overflow valve helps to prevent liquid from flowing into pump. • Negative pressure is adjustable according to requirements. • Small volume and light weight, easy to carry, especially suitable for emergency and doctors going their rounds outsides.