Guided filter with support wire and methods of use

  • US 6,142,987 A
  • Filed: 08/03/1999
  • Issued: 11/07/2000
  • Est. Priority Date: 08/03/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for deploying a percutaneous medical instrument, comprising the steps of:

  • providing a guidewire and a support wire, the support wire having a distal region, a wire guide mounted on the distal region, and an expandable filter mounted on the distal region;

    advancing the guidewire into a region of interest within a vessel;

    advancing the support wire along the guidewire with the wire guide of the support wire engaging the guidewire;

    expanding the filter downstream of the region of interest; and

    advancing the percutaneous medical instrument over the support wire and positioning the medical instrument within the region of interest.

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