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:
Jan. 19, 2016

Filed:

Aug. 11, 2011
Applicants:

Eric J. Thor, Arden Hills, MN (US);

Douglas J. Ball, Blaine, MN (US);

Lief E. Leirfallom, Plymouth, MN (US);

Michael J. Bonnette, Minneapolis, MN (US);

Jason M. Bronstad, St. Francis, MN (US);

Jason Anderson, Minnetonka, MN (US);

Inventors:

Eric J. Thor, Arden Hills, MN (US);

Douglas J. Ball, Blaine, MN (US);

Lief E. Leirfallom, Plymouth, MN (US);

Michael J. Bonnette, Minneapolis, MN (US);

Jason M. Bronstad, St. Francis, MN (US);

Jason Anderson, Minnetonka, MN (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 25/16 (2006.01); A61M 25/18 (2006.01); A61M 25/00 (2006.01); A61M 39/10 (2006.01); A61M 39/12 (2006.01);
U.S. Cl.
CPC ...
A61M 25/0014 (2013.01); A61M 39/10 (2013.01); A61M 39/1011 (2013.01); A61M 39/12 (2013.01); A61M 2025/0098 (2013.01); A61M 2039/1038 (2013.01); A61M 2039/1066 (2013.01);
Abstract

Fluid infusion systems and fluid couplings are described herein. The infusion systems may include one or more fluid couplings used to make fluidic connection between a supply line and delivery tubing. The fluid couplings separate the functions of providing a seal around a delivery tube and retaining the delivery tube within the fluid coupling. The seal provided around the delivery tube prevents leakage around an exterior surface of a delivery tube such that fluid passing through the coupling must pass through the delivery tube rather than leak around the delivery tube. The structure used to retain the delivery tube in the fluid coupling prevents ejection of the delivery tube from the coupling due to the fluid pressures present in the coupling. The separate functions are performed by different structures within the fluid couplings.


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