ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,656, issued on June 30, was assigned to Stryker Corp. (Portage, Mich.).

"Surgical irrigation cassette" was invented by Ben Fineout (Zeeland, Mich.), Brett Merkel (Portage, Mich.), Jonathan Bodnar (Keller, Texas), Robert Mitchell Baldwin (Grand Rapids, Mich.), Marc Arthur (Rivers Junction, Mich.) and Steve Rolfson Jr. (Kalamazoo, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical irrigation cassette comprises a cassette housing, a portion of a pump, and fluid pathways. The housing defines a chamber therein and a first console connector including a first pneumatic connector port. The pump portion includes an intake side of the pump and an...