US 12,290,632 B1
Portable child anti-choking first aid equipment
Jie Wu, Guangdong (CN)
Filed by Shenzhen Huayuwantuo Technology Co., LTD, Guangdong (CN)
Filed on Nov. 5, 2024, as Appl. No. 18/937,637.
Claims priority of application No. 202422405647.4 (CN), filed on Oct. 6, 2024.
Int. Cl. A61M 16/00 (2006.01); A61B 17/24 (2006.01); A61B 17/50 (2006.01); A61M 1/00 (2006.01); A61M 16/20 (2006.01)
CPC A61M 16/0009 (2014.02) [A61B 17/24 (2013.01); A61B 17/50 (2013.01); A61M 16/0075 (2013.01); A61M 16/208 (2013.01); A61M 1/67 (2021.05)] 6 Claims
OG exemplary drawing
 
1. A portable child anti-choking first aid equipment, comprising a mask (1), an air cylinder grip (2), an outgoing one-way valve (8), an inlet one-way valve (10), and a folding airbag, wherein the folding airbag is coupled to the mask (1), wherein the folding airbag is arranged between the mask and air cylinder grip (2), wherein the folding airbag is configured, when expanded, to generate a negative pressure to suction out a foreign body from a subject; wherein the folding airbag comprises a plurality of airbag hard rubber supports (4) and a plurality of soft rubber airbags (9), wherein the plurality of soft rubber airbags (9) and the plurality of airbag hard rubber supports (4) are provided alternatingly at equal distances between the mask (1) and the air cylinder grip (2).