ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,132, issued on March 18, was assigned to Palliare Ltd. (Galway, Ireland).
"Valve mechanism for a trocar, and a trocar" was invented by John O'Dea (Galway, Ireland) and Aoife O'Dea (Galway, Ireland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A valve mechanism for coupling to a trocar comprises a housing having an instrument bore extending therethrough from an upstream end to a downstream end and alignable with an instrument bore of the trocar. A gate valve comprising a pair of gate elements located in the housing is operable between a closed state closing the instrument bore and an open state clear of the instrument bore. First compression spring...