US 11,890,430 B2
Endoscopic applicator with reagent ball cutter
Joseph W. King, Franklin, MA (US); Gonzalo Jose Saenz Villalobos, Alajuela (CR); John T. Favreau, Shrewsbury, MA (US); and Lauren S. Lydecker, Millbury, MA (US)
Assigned to Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Filed by Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Filed on Dec. 16, 2022, as Appl. No. 18/067,324.
Application 18/067,324 is a continuation of application No. 16/860,252, filed on Apr. 28, 2020, granted, now 11,554,251.
Claims priority of provisional application 62/840,734, filed on Apr. 30, 2019.
Prior Publication US 2023/0181871 A1, Jun. 15, 2023
Int. Cl. A61M 25/01 (2006.01); A61M 25/00 (2006.01); A61M 25/02 (2006.01)
CPC A61M 25/0113 (2013.01) [A61M 25/0074 (2013.01); A61M 25/0136 (2013.01); A61M 2025/0266 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A medical dispensing device, comprising:
a catheter defining a lumen having a longitudinal axis and a distal opening;
a plunger disposed in the lumen and movable along the longitudinal axis;
a plurality of balls disposed in the lumen proximal to the distal opening and distal to the plunger, the plurality of balls being stacked along the longitudinal axis for dispersement, one ball at a time, through the distal opening via a force applied by the plunger; and
one or more cutting elements disposed at the distal opening,
wherein the one or more cutting elements is configured to cut an outer surface of each of the balls of the plurality of balls, and
wherein the one or more cutting elements includes one or more blades.