US 12,251,517 B2
Ear mounted cannular nasal breathing filter
Leland H. Huss, Concord, CA (US)
Filed by Leland H. Huss, Concord, CA (US)
Filed on Nov. 4, 2021, as Appl. No. 17/519,231.
Claims priority of provisional application 63/110,870, filed on Nov. 6, 2020.
Prior Publication US 2022/0054786 A1, Feb. 24, 2022
Int. Cl. A61M 16/06 (2006.01); A61M 16/00 (2006.01); A61M 16/10 (2006.01); A61M 16/20 (2006.01); A62B 23/06 (2006.01)
CPC A61M 16/0683 (2013.01) [A61M 16/0666 (2013.01); A61M 16/1045 (2013.01); A61M 16/105 (2013.01); A61M 16/208 (2013.01); A62B 23/06 (2013.01); A61M 16/0045 (2013.01); A61M 2205/7545 (2013.01); A61M 2210/0662 (2013.01)] 6 Claims
OG exemplary drawing
 
1. An ear mounted cannular nasal breathing filter system (100) comprising:
a) an air chamber housing (200) comprising a cylindrical or other volumetric shape having an open top end with a top portion comprising a support structure (252) with the support structure attached to a one-way valve (250); the air chamber housing further comprising a lower portion defining a plurality of ventilation ports (220), with the ventilation ports covered by an air filter (262) the air filter made of cloth; an inside bottom surface of the one-way valve and an inside upper surface of a bottom portion of the air filter defining a mixing chamber (205); the mixing chamber in fluid connection with the one-way valve and the air filter; the mixing chamber configured to function as an air reservoir to recycle conditioned air of exhalation breaths;
b) a horizontal air intake pipe (270) in fluid connection with the mixing chamber, a vertical air intake pipe (275) in fluid connection with the horizontal air intake pipe;
c) a breathing tube (400) in fluid connection with the vertical air intake pipe;
d) a nasal cannula assembly (500) in fluid connection with the breathing tube, the nasal cannula assembly comprising a main tube (505) in fluid connection with two prong posts (510) with each of the two prong posts in fluid connection with a prong flange (520)
e) an ear mount attached to the vertical air intake pipe.