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In vivo filter assembly

  • US 9,132,261 B2
  • Filed: 09/21/2011
  • Issued: 09/15/2015
  • Est. Priority Date: 10/18/2006
  • Status: Active Grant
First Claim
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1. An assembly for filtering debris flowing in an in vivo fluid stream, the assembly comprising:

  • i) at least one balloon configured to volumetrically expand and, during at least a portion of said expansion, operatively connect with a filter, and to contract following said expansion;

    ii) a filter configured to operatively connect with said at least one balloon during at least a portion of said volumetric expansion of said at least one balloon, such that said filter expands during said operative connection in order to filter debris from a fluid flowing in a fluid stream within which said expanded filter is disposed,wherein said filter includes;

    a) a distal portion;

    b) a proximal portion;

    c) an opening to said filter associated with said proximal portion; and

    d) wherein at least one cord guide channel circumferentially encircling at least a portion said proximal portion and comprises two cord channels located substantially on the same cross-sectional plane of the filter, and wherein at least two cords are disposed in each of the cord channels to connect to the filter.

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