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Embolus blood clot filter and delivery system

  • US 9,387,063 B2
  • Filed: 12/05/2012
  • Issued: 07/12/2016
  • Est. Priority Date: 08/09/2005
  • Status: Active Grant
First Claim
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1. A filter delivery system including a vena cava filter having a plurality of anchor members terminating in a hook, each anchor member having an anchor portion adjacent to the hook, the delivery system comprising a pusher assembly including a spline member having a plurality of grooves longitudinally extending a length of the spline member, each groove defining a plurality of different widths, wherein a minimum width of each groove is less than a maximum width of the anchor portion adjacent to the hook, each anchor portion having a body positioned in one of the plurality of grooves, and each hook having an end positioned outside of the groove.

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