A recent time and motion study by University Hospital Southampton demonstrated a 1.5 minute (>20%) reduction in time to blood gas results when using the Proxima bedside blood gas monitoring system. The study also found that conventional blood gas measurement took critical care nurses away from their patient for nearly 30 minutes/day, whereas time away was zero when using Proxima, as it is a patient-dedicated in-line analyser. This eliminated the need for a nurse to find cover to monitor ICU patients at risk of adverse events, such as self-extubation or developing an acute physiological disturbance.

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