发明名称 |
Fluid conveyance safety devices, methods and systems |
摘要 |
The disclosed subject matter includes a structure and method for making a dual-lumen needle from single lumen needles to take advantage of the much higher economies of scale. Variations include two needles joined by a flow junction and one needle and a single cannula joined by a flow junction. In addition disclosed are methods of using a dual-lumen needle in a two needle access for blood treatment is disclosed in which at least venous flow is provided through a dual-lumen needle with arterial flow just sufficient to provide air infiltration detection in the event of withdrawal of the dual-lumen needle. |
申请公布号 |
GB2497896(A) |
申请公布日期 |
2013.06.26 |
申请号 |
GB20130006347 |
申请日期 |
2011.10.25 |
申请人 |
NXSTAGE MEDICAL INC |
发明人 |
JEFFREY H BURBANK;JAMES M BRUGGER;JOESEPH E TURK |
分类号 |
A61M5/158 |
主分类号 |
A61M5/158 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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