ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,390, issued on Dec. 30, was assigned to Dynasthetics LLC (Salt Lake City).

"Respiratory fluid flow control device and method of using same" was invented by Joseph Orr (Park City, Utah), Eric Youngberg (Layton, Utah), Kyle M. Burk (Farmington, Utah) and Trey Blackwell (Lehi, Utah).

According to the abstract* released by the U.S. Patent & Trademark Office: "An adaptor for generating flow includes an adaptor housing body. The distal end of the body has an oxygen inlet that extends extending into an interior of a distal air intake portion. The oxygen inlet has a nozzle with at least two apertures for directing oxygen into an interior of a distal air intake portion. The distal air int...