US 12,102,754 B2
Intranasal delivery devices
Shunji Haruta, Kagoshima (JP)
Assigned to SHIN NIPPON BIOMEDICAL LABORATORIES, LTD., Kagoshima (JP)
Filed by SHIN NIPPON BIOMEDICAL LABORATORIES, LTD., Kagoshima (JP)
Filed on Apr. 10, 2023, as Appl. No. 18/298,137.
Application 18/298,137 is a continuation of application No. 16/137,852, filed on Sep. 21, 2018, granted, now 11,744,967.
Claims priority of provisional application 62/563,244, filed on Sep. 26, 2017.
Prior Publication US 2023/0310768 A1, Oct. 5, 2023
Int. Cl. A61M 15/08 (2006.01); A61M 11/02 (2006.01); A61M 15/00 (2006.01); A61M 16/20 (2006.01); B05B 11/06 (2006.01); B05B 11/10 (2023.01)
CPC A61M 15/08 (2013.01) [B05B 11/061 (2013.01); A61M 11/02 (2013.01); A61M 15/0025 (2014.02); A61M 16/208 (2013.01); A61M 2202/064 (2013.01); A61M 2205/075 (2013.01); A61M 2210/0618 (2013.01); B05B 11/062 (2013.01); B05B 11/1052 (2023.01)] 21 Claims
OG exemplary drawing
 
1. A device for delivering a therapeutic formulation, wherein said device comprises:
a pump,
a reservoir containing said therapeutic formulation,
a retainer, and
a valve comprising a surface groove,
wherein when said pump is activated, air from said pump flows by said retainer, and through said surface groove, thereby generating a vortex in said reservoir when said device is activated; and
wherein said valve is stationary during activation of said pump.