ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,605, issued on June 10, was assigned to Alcon Inc. (Fribourg, Switzerland).
"Force fit eye cannula with augmented surface" was invented by Niels Alexander Abt (Winterthur, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cannula with an augmented frictional surface to enhance physical security thereof. The augmented surface may be of unique morphology with rows or ribs. The ribs may be continuous or individual projections. They may be horizontal or screw-like. In one embodiment of screw-like ribs, rotations during placement and removal of the cannula may be employed."
The patent was filed on Oct. 28, 2020, under Application No. 17/082,4...