NP-320 Medical Negative Pressure Biological Isolation Stretcher ChamberTechnical features: 1)The Negative Pressure Isolation Stretcher is mainly used for the transport of potent respiratory infectious diseases patients,to prevent the spread of pathogens and reduce health care provider infection rates. Using high quality and durable non toxic plastic,sealing zipper. 2)The Isolation Chamber is a negative pressure isolation and transport chamber. To prevent the leakage of the polluted cabin air. Using high efficiency