ALEXANDRIA, Va., July 16 -- United States Patent no. 12,357,790, issued on July 15, was assigned to Roche Diabetes Care Inc. (Indianapolis).
"Cannula unit" was invented by Thomas Kristen (Mannheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cannula unit comprises a housing and a flexible cannula. The flexible cannula is provided with an end area that deviates from the shape of the rest of the flexible cannula. Said end area of the flexible cannula has, e.g., a funnel-like shape or the shape of a flange. The end area of the flexible cannula is positively locked to the housing by clamping."
The patent was filed on Feb. 1, 2019, under Application No. 16/264,930.
*For further information, includi...