The i-STAT G3+ cartridge with the i-STAT 1 System is intended for use in the in vitro quantification of pH, partial pressure of oxygen (PO2) and partial pressure of carbon dioxide (PCO2) in arterial, venous or capillary whole blood in point of care or clinical laboratory settings.With the i-STAT G3+ cartridge, respiratory therapists and nurses can obtain blood gases in approximately two minutes at the bedside, allowing care teams to accelerate patient-care decisions.