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Non-entangling vena cava filter

  • US 9,144,484 B2
  • Filed: 01/02/2014
  • Issued: 09/29/2015
  • Est. Priority Date: 08/04/2004
  • Status: Active Grant
First Claim
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1. A method of treating a patient, comprising:

  • providing an implantable vessel filter including a plurality of legs and a center-post, at least some of the legs having a hook at a distal end thereof, the center-post having a grooved distal section, the plurality of legs extending radially outward from the center-post in a filter expanded configuration;

    compressing the legs toward the center-post and positioning each of the hooks in a corresponding groove in the grooved distal section in a filter compressed configuration;

    inserting the filter in the filter compressed configuration into a delivery assembly and navigating the filter to a desired location in a body of the patient;

    anddeploying the filter at the desired location, the filter transitioning from the filter compressed configuration to the filter expanded configuration.

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