Abstract: A system for detecting unsafe equipment operation conditions using physiological sensors includes a plurality of wearable physiological sensors, each physiological sensor of the plurality of wearable physiological sensors configured to detect at least a physiological parameter of an operator of an item of equipment, and a processor in communication with the at least a physiological sensor and designed and configured to determine an equipment operation parametric model, wherein the equipment operation parametric rule relates physiological parameter sets to equipment operation requirements, detect using the equipment operation parametric model and the plurality of physiological parameters, a violation of an equipment operation requirement, and generate a violation response action in response to detecting the violation.

Abstract: A combined exhaled air and environmental gas sensor apparatus for mobile respiratory equipment includes a housing, wherein the housing includes a port aperture, a connector configured to attach the port aperture to a respiratory exhaust port, and at least an ambient aperture connecting to an exterior environment, a sensor positioned within the housing, the sensor configured to detect a carbon dioxide level and generate sensor outputs indicating detected carbon dioxide level, a processor communicatively connected to the sensor, the processor including a memory, a breath analysis mode and an environmental analysis mode, wherein the processor is configured to receive a plurality of sensor outputs from the sensor, match the plurality of sensor outputs to mode parameter profile, and switch between the breath analysis mode and the environmental analysis mode as a function of the mode parameter profile.

Abstract: A combined exhaled air and environmental gas sensor apparatus for mobile respiratory equipment includes a housing, wherein the housing includes a port aperture, a connector configured to attach the port aperture to a respiratory exhaust port, and at least an ambient aperture connecting to an exterior environment, a sensor positioned within the housing, the sensor configured to detect a carbon dioxide level and generate sensor outputs indicating detected carbon dioxide level, a processor communicatively connected to the sensor, the processor including a memory, a breath analysis mode and an environmental analysis mode, wherein the processor is configured to receive a plurality of sensor outputs from the sensor, match the plurality of sensor outputs to mode parameter profile, and switch between the breath analysis mode and the environmental analysis mode as a function of the mode parameter profile.