The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 09, 2024

Filed:

Jan. 27, 2021
Applicants:

Baxter International Inc., Deerfield, IL (US);

Baxter Healthcare SA, Glattpark, CH;

Inventor:

John Zafiris, Hawthorn Woods, IL (US);

Assignees:

Baxter International Inc., Deerfield, IL (US);

Baxter Healthcare SA, Glattpark, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 39/02 (2006.01); A61M 1/14 (2006.01); A61M 1/16 (2006.01); A61M 1/28 (2006.01); A61M 39/24 (2006.01); A61M 60/113 (2021.01); A61M 60/279 (2021.01); A61M 60/37 (2021.01);
U.S. Cl.
CPC ...
A61M 39/0247 (2013.01); A61M 1/153 (2022.05); A61M 1/154 (2022.05); A61M 1/155 (2022.05); A61M 1/1563 (2022.05); A61M 1/1565 (2022.05); A61M 1/159 (2022.05); A61M 1/166 (2014.02); A61M 1/167 (2014.02); A61M 1/285 (2013.01); A61M 1/288 (2014.02); A61M 39/24 (2013.01); A61M 60/113 (2021.01); A61M 60/279 (2021.01); A61M 60/37 (2021.01); A61M 1/1524 (2022.05); A61M 2039/027 (2013.01); A61M 2039/0273 (2013.01); A61M 2205/127 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/3653 (2013.01); A61M 2205/50 (2013.01); A61M 2205/7527 (2013.01);
Abstract

A patient connector for dialysis is disclosed. In an example, a patient connector includes a housing including an inlet and an outlet and defining at least one aperture. The patient connector also includes a seal initially blocking the outlet and a hydrophobic filter covering the at least one aperture of the housing. The patient connector further includes a check valve positioned and arranged to prevent air from being vented from the housing via the at least one aperture and through the hydrophobic filter when the housing is under atmospheric pressure or negative pressure. The check valve is configured to allow air to be vented from the housing via the at least one aperture and through the hydrophobic filter when the housing is under positive pressure.


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