ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,426,861, issued on Sept. 30, was assigned to HOLOGIC INC. (Marlborough, Mass.).
"Biopsy device" was invented by Joseph A. Stand III (Holden, Mass.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A biopsy device includes a housing having a vacuum port, a cutter hub and attached cutter being slidably mounted in the housing so that the cutter hub and cutter are movable between a proximal, armed position, and a distal, fired position. A sealed cutter spring well with a cutter firing spring seated therein is disposed within the housing, wherein a proximal end of the cutter hub comprises a movable distal wall of the spring well so that proximal movement of th...