ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,133, issued on Feb. 3, was assigned to KOGENT SURGICAL LLC (Chesterfield, Mo.).
"Ultrasonic surgical handpiece" was invented by Gregg D. Scheller (Wildwood, Mo.), Steven J. Apperson (Ballwin, Mo.), Johanna L. Bryan (Chesterfield, Mo.) and David G. Wuchinich (Bronx, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ultrasonic surgical handpiece may include an assembled handpiece, an ultrasonic tip, a tubing set, and an irrigation sleeve. The assembled handpiece may include an assembled motor, a housing sleeve, and a nosecone. The housing sleeve and the nosecone may be disposed over a portion of the assembled motor. The assembled motor may include...