US 12,226,793 B2
Fluidization devices and methods of use
Andrew Pic, Northboro, MA (US); Joseph King, Franklin, MA (US); Amanda Smith, Boston, MA (US); Jessica Grimsby, Watertown, MA (US); John Favreau, Spencer, MA (US); and Lauren 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 Oct. 30, 2023, as Appl. No. 18/496,982.
Application 18/496,982 is a continuation of application No. 16/589,554, filed on Oct. 1, 2019, granted, now 11,833,539.
Claims priority of provisional application 62/740,242, filed on Oct. 2, 2018.
Claims priority of provisional application 62/747,863, filed on Oct. 19, 2018.
Prior Publication US 2024/0050968 A1, Feb. 15, 2024
Int. Cl. B05B 7/14 (2006.01); A61M 11/02 (2006.01); A61M 13/00 (2006.01); A61M 15/00 (2006.01)
CPC B05B 7/1463 (2013.01) [A61M 11/02 (2013.01); A61M 13/00 (2013.01); A61M 15/0008 (2014.02); A61M 15/0086 (2013.01); A61M 2202/064 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A device for delivering a powdered agent, comprising:
a canister extending longitudinally from a first end to a second end, the canister defining an interior space configured to store the powdered agent;
an inlet fluidly coupled to a fluid source for supplying pressurized fluid towards the canister for delivering the powdered agent from the device;
an outlet configured to direct a mixture of the powdered agent and the pressurized fluid out of the device; and
a piston movably coupled to the canister and disposed between the powdered agent stored in the interior space and the outlet, the piston is configured to move within the canister relative to the first end and the second end to move the powdered agent out of the interior space and towards the outlet.