US 12,336,867 B2
Biopsy site markers with non-migration features
Garrett A. Householder, Cincinnati, OH (US); Andrew Nock, Dayton, OH (US); Melody L. Stamper, Batavia, OH (US); Grant Walters, West Chester, OH (US); Brennan Gallagher Mccabe, Cincinnati, OH (US); and Jack A. Randall, Cincinnati, OH (US)
Assigned to Devicor Medical Products, Inc., Cincinnati, OH (US)
Filed by Devicor Medical Products, Inc., Cincinnati, OH (US)
Filed on Sep. 13, 2022, as Appl. No. 17/943,380.
Application 17/943,380 is a continuation of application No. PCT/US2021/022475, filed on Mar. 16, 2021.
Claims priority of provisional application 62/990,571, filed on Mar. 17, 2020.
Prior Publication US 2023/0000588 A1, Jan. 5, 2023
Int. Cl. A61B 90/00 (2016.01); A61B 17/00 (2006.01)
CPC A61B 90/39 (2016.02) [A61B 2017/00004 (2013.01); A61B 2017/00898 (2013.01); A61B 2090/3908 (2016.02); A61B 2090/3925 (2016.02); A61B 2090/3983 (2016.02); A61B 2090/3987 (2016.02); A61B 2090/3991 (2016.02)] 16 Claims
OG exemplary drawing
 
1. A biopsy site marker, comprising:
a carrier including a hydrogel marker material; and
a marker element including a primary coil, a first anchor and a second anchor, the primary coil being disposed within the carrier, at least a portion of the first anchor and the second anchor extending laterally and outwardly from the primary coil and from opposite sides of the carrier, the first anchor and second anchor being configured to move relative to the primary coil to engage tissue at a biopsy site, the first anchor and the second anchor extending laterally from the primary coil at an angle relative to a longitudinal axis defined by the carrier.