×

HELICAL EMBOLIC PROTECTION DEVICE

  • US 20090076538A1
  • Filed: 09/14/2007
  • Published: 03/19/2009
  • Est. Priority Date: 09/14/2007
  • Status: Active Grant
First Claim
Patent Images

1. An embolic protection device for capturing emboli during treatment of a stenotic lesion in a body vessel, the device comprising:

  • an elongated shaft having a proximal portion and a distal portion extending from the proximal portion; and

    an expandable filter formed helically about the distal portion of the elongated shaft, the expandable filter being configured to helically close defining a collapsed state for delivery and retrieval of the device, the expandable filter being configured to helically open defining an expanded state for capturing emboli during treatment of the stenotic lesion in the body vessel, the expandable filter having at least one filter portion helically extending from the elongated shaft at a predetermined angle defining a proximally faced opening when the filter is in the expanded state.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×