Patent ID: 8083684

Claim:
A device for respiratory gas monitoring comprising: a disposable airway adapter including one or more airway connections, at least one connection having an end leading to a patient's body and another end meeting at an airway chamber sealed from outside air, the chamber providing for infrared light to pass through; a monitoring device portion having a top surface and a recessed section, the monitoring device being releasably attachable to the airway adapter around the airway chamber at the recessed section; a display portion integrally connected to said airway adapter, having a top surface and a bottom surface, the bottom surface partly resting upon the top surface of the monitoring device during attachment; wherein the monitoring device portion comprises components for emitting infrared light and taking measurements of infrared light energy absorption, and the display portion displays one or more results of said measurements; wherein the monitoring device portion comprises a circuit board and electronic circuitry connected to an infrared sensor and a battery, the circuit board further connected to one or more light emitting diodes (LEDs); and wherein the display portion further comprises a display screen sealed within the display portion, the bottom surface of the display portion comprises a clear surface for allowing light from said LEDs to emit through and hit the display screen.