US 12,290,650 B2
Solution preparation device and nasal irrigator
Jianbiao Chen, Shantou (CN); Jishun Huang, Shantou (CN); Changxin Chen, Shantou (CN); Yebin Cai, Shantou (CN); and Xiaojie Chen, Shantou (CN)
Assigned to Guangdong Horigen Mother & Baby Products Co., LTD., Shantou (CN)
Filed by GUANGDONG HORIGEN MOTHER & BABY PRODUCTS CO., LTD., Shantou (CN)
Filed on Aug. 26, 2024, as Appl. No. 18/815,556.
Application 18/815,556 is a continuation in part of application No. PCT/CN2023/096046, filed on May 24, 2023.
Claims priority of application No. 202310250308.0 (CN), filed on Mar. 6, 2023.
Prior Publication US 2024/0416027 A1, Dec. 19, 2024
Int. Cl. A61M 3/02 (2006.01)
CPC A61M 3/0245 (2013.01) [A61M 3/0202 (2021.05); A61M 3/022 (2014.02); A61M 3/0258 (2013.01); A61M 2205/36 (2013.01); A61M 2209/06 (2013.01); A61M 2210/0618 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A nasal irrigator, comprising:
a handheld handling package, wherein the handheld handling package comprises a solution storage part, a connection part, a collection part, and a nasal adapter, the solution storage part comprises a solution storage cavity, the connection part is located between and communicated with the solution storage part and the collection part, the nasal adapter comprises two nasal plugs, and each of the nasal plugs is communicated with the solution storage cavity and the collection cavity; and
a solution preparation device, wherein the solution preparation device is configured to inject a saline solution into the solution storage cavity, and the solution preparation device comprises:
a casing, wherein the casing comprises a side wall and a bottom plate, a receiving space is defined by the side wall and the bottom plate; a partition is provided within the casing, the partition divides the receiving space into a first chamber and a second chamber, the partition is provided with a mixing channel communicated with each the first chamber and the second chamber; and a discharge channel is provided at a part of the bottom plate corresponding to the second chamber;
a flow valve, provided in the mixing channel;
an on-off valve, provided in the discharge channel;
a top cover detachably connected to the casing, wherein the top cover is configured to close the first chamber and the second chamber, a power interface and a circuit board are provided at the top cover, the power interface is electrically connected with the circuit board, and the circuit board is electrically connected to the flow valve and the on-off valve;
a first mixer, wherein the first mixer is provided at the top cover and extends into the first chamber when the top cover is connected to the casing, and the first mixer is electrically connected with the circuit board; and
a second mixer, wherein the second mixer is provided at the top cover and extends into the second chamber when the top cover is connected to the casing, and the second mixer is electrically connected to the circuit board; and
a main unit, wherein the main unit comprises an air tube and a cable, the air tube is detachably connected to the connection part and configured to provide a negative pressure to the collection cavity, the cable is detachably connected to the power interface and configured to power the circuit board.