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Flashback chamber visual enhancement

  • US 20080082053A1
  • Filed: 09/27/2007
  • Published: 04/03/2008
  • Est. Priority Date: 09/29/2006
  • Status: Active Grant
First Claim
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1. A medical infusion device for vascular access with enhanced flashback visualization, comprising:

  • a hub assembly having a proximal portion, a distal portion, a substantially transparent window section and a flashback chamber, the window section being disposed between the proximal portion and the distal portion;

    a needle having a proximal end, a distal end and a lumen therethrough, the lumen being fluidly coupled to the flashback chamber to allow fluid to flow through the lumen into the flashback chamber; and

    a contrasting member disposed on at least a portion of the hub assembly, such that fluid in the flashback chamber is view through the substantially transparent window section thereagainst.

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