Vascular device having emboli and thrombus removal element and methods of use
First Claim
1. Apparatus suitable for filtering emboli or performing thrombectomy comprising:
- an elongated member having a distal region;
a support hoop attached to the distal region, the support hoop having one or more articulation regions; and
a blood permeable sac affixed to the support hoop so that the hoop forms a mouth of the blood permeable sac.
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Accused Products
Abstract
Apparatus and methods are provided for use in filtering emboli or removing thrombus from a vessel, wherein a vascular device comprises a vascular filter for capturing emboli and optionally, a thrombectomy element for excising or ablating thrombus. The vascular filter comprises a support hoop having one or more articulation regions connected near a distal end of a guide wire, and a blood permeable sac affixed to the support hoop so that the support hoop forms a mouth of the blood permeable sac. In a preferred embodiment, the thrombectomy element also comprises a vascular filter support hoop, and may include filter frame, locking feature or tensioning thread.
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Citations
40 Claims
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1. Apparatus suitable for filtering emboli or performing thrombectomy comprising:
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an elongated member having a distal region;
a support hoop attached to the distal region, the support hoop having one or more articulation regions; and
a blood permeable sac affixed to the support hoop so that the hoop forms a mouth of the blood permeable sac. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 35, 36, 37, 38, 39, 40)
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34. A method of trapping thrombus and/or filtering emboli during a medical procedure, the method comprising:
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providing apparatus comprising an elongated member having a distal region and a filter, the filter comprising a support hoop having one or more articulation regions and coupled to the distal region of the elongated member, and a blood permeable sac affixed to the support hoop so that the hoop forms a mouth of the blood permeable sac;
positioning the apparatus in a contracted delivery state within a delivery sheath;
advancing the delivery sheath to a desired location within a patient'"'"'s vessel; and
withdrawing the apparatus from the delivery sheath to expand the apparatus to a deployed state wherein the support hoop of the filter seals against the vessel wall.
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Specification