Fluid circuit priming methods, devices, and systems

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United States of America Patent

PATENT NO 10022484
APP PUB NO 20150367062A1
SERIAL NO

14765001

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Abstract

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According to embodiments, priming systems, methods, and devices are disclosed which allow medical treatment devices which pump fluid to be primed with minimal operator intervention and a high level of convenience. A blood circuit with a filter fitted with one or more air vents on a non-blood compartment is attached to a treatment system and priming fluid pumped slowly through the blood circuit in a loop. The source of fluid may be elevated, or the pumping may generate pressure, such that priming fluid is forced through the membrane of the filter and out the air vent(s). In embodiments, the vents are hydrophobic which prevent fluid from being ejected, so the priming system can nm without intervention.

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Patent Owner(s)

Patent OwnerAddress
NXSTAGE MEDICAL INC439 SOUTH UNION STREET LAWRENCE MA 01843

International Classification(s)

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  • 2014 Application Filing Year
  • A61M Class
  • 5328 Applications Filed
  • 4414 Patents Issued To-Date
  • 82.85 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201420152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brugger, James M Newburyport, US 233 13885
Schnell, William J Libertyville, US 131 4102

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges779174932092100361913413501 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +01002003004005006007008009001000110012001300140015001600170018001900

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