US 12,029,399 B2
Marker delivery device with sterile guide
Andrew Small, Cincinnati, OH (US); Brennan Gallagher McCabe, Cincinnati, OH (US); and Elijah Kreider, Hamilton, OH (US)
Assigned to Devicor Medical Products, Inc., Cincinnati, OH (US)
Filed by Devicor Medical Products, Inc., Cincinnati, OH (US)
Filed on Feb. 13, 2020, as Appl. No. 16/789,617.
Claims priority of provisional application 62/806,227, filed on Feb. 15, 2019.
Prior Publication US 2020/0261067 A1, Aug. 20, 2020
Int. Cl. A61B 10/02 (2006.01); A61B 90/00 (2016.01); A61B 10/06 (2006.01)
CPC A61B 10/0266 (2013.01) [A61B 90/39 (2016.02); A61B 2010/0208 (2013.01); A61B 10/06 (2013.01); A61B 2090/3908 (2016.02); A61B 2090/3925 (2016.02)] 16 Claims
OG exemplary drawing
 
1. An apparatus for delivery of a biopsy marker to a biopsy site, the apparatus comprising:
(a) a grip and a cannula extending distally from the grip, the cannula having a lumen extending at least partially therethrough and a marker exit opening in the cannula communicating with the lumen;
(b) at least one biopsy marker disposed in the lumen for deployment through the marker exit opening; and
(c) a sterile guide including a body configured to slide along the cannula, the body defining a bore, the sterile guide further including a radially extending grasping feature of unitary construction with the body, the grasping feature including a pair of arms projecting laterally from the body and a connection member disposed between the pair of arms and offset from the body, the bore being configured to receive the cannula and at least a portion of the grip, the body being configured to transition between a closed configuration and an open configuration in response to movement of the pair of arms towards each other and relative to the connection member, the body being configured to fasten to the grip when in the closed configuration, the body being configured to slide along the cannula in the open configuration, and
the body including a plurality of ribs and a cannula grip projecting into the bore from opposite sides of the body, each rib extending perpendicularly from a transverse surface defined by a portion of the cannula grip, the body being configured to selectively fasten to the grip by a friction fit between the plurality of ribs and a portion of the grip, and a friction fit between the cannula grip and the cannula.