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EMBOLUS BLOOD CLOT FILTER WITH POST DELIVERY ACTUATION

  • US 20090306703A1
  • Filed: 12/29/2006
  • Published: 12/10/2009
  • Est. Priority Date: 12/30/2005
  • Status: Active Grant
First Claim
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1. A filter to be placed in a flow of blood through a blood vessel, the filter comprising:

  • two or more members positioned by a resorbable restraint coupled to spring portions of the two or more members so as to retain the members in a first configuration that provides a first spring force at a distal end of each member; and

    wherein when the resorbable restraint has resorbed the members assume a second configuration that provides a second spring force at a distal end of each member, wherein the second spring force is lower than the first spring force.

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