Miumaeov Electric Phlegm Suction Machine, Portable Phlegm Suction Unit with 0.264Gal bottle, High Efficiency Phlegm Suction, Ultimate Negative Pressure 0.07MPa - Walmart.com
ZhdnBhnos Dental Portable Quiet Suction Unit Medical Vacuum Phlegm Emergency Aspirator Machine 1L Water Tank High Negative Pressure 110V 60Hz - Walmart.com
YIYIBYUS Portable Phlegm Suction Unit Quiet Vacuum Phlegm Emergency Aspirator Machine for Travel - Walmart.com
Amazon.com: FTVOGUE Mini Negative Pressure Suction Pumping Vacuum Pump With Holder DC 12V 5L/Min 120Kpa : Industrial & Scientific
Vacuum Pump, Large Power Negative Pressure Suction Pump with Stand -72kpa 8w 12L/min for Gas Analysis, Sampling and Instrumentation(DC12V): Amazon.com: Industrial & Scientific