ALEXANDRIA, Va., May 26 -- United States Patent no. 12,635,938, issued on May 26, was assigned to Covidien LP (Mansfield, Mass.).

"Monitoring for sleep apnea using non-contact monitoring system and pulse oximetry system" was invented by Paul S. Addison (Edinburgh, Great Britain) and Dean Montgomery (Edinburgh, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for detecting and identifying sleep apnea, such as obstructive sleep apnea, that includes a non-contact patient monitoring system and a pulse oximetry system. The methods utilize respiratory parameters (e.g., respiration rate, respiration volume) from the non-contact patient monitoring system to determine a significant reduction in o...