Figure 1: Patients (covid or non-covid) waiting for triage under personal negative pressure hoods to prevent cross-contamination with one-another and healthcare workers

Figure 2: Covid19 patients during treatment and recovery placed under the containment zone created using negative pressure hoods – a transparent curtain liner enlarges the hood’s patient containment zone to prevent escape of droplets from patient sneeze or cough

Figure 3: An anesthesiologist performing intubation with the AirVENT serving as a containment, filtering, and removal mechanism for the viral load emitted by patient