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Bioresorbable stent delivery system

  • US 20050234538A1
  • Filed: 03/31/2005
  • Published: 10/20/2005
  • Est. Priority Date: 04/16/2004
  • Status: Abandoned Application
First Claim
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1. A method for delivering a bioresorbable intravascular stent in a patient'"'"'s body lumen, comprising:

  • providing an intravascular stent delivery assembly comprising;

    an elongated catheter having a proximal end and a distal end and an expandable balloon for expanding a stent, the elongated catheter having a guidewire passageway extending for a least a portion therethrough from a first port at the catheter distal end to a second port positioned between the catheter proximal end and a point proximal of the expandable member;

    an inflation lumen extends from the catheter proximal end to an interior space within the expandable member; and

    a bioresorbable stent removably mounted on the expandable balloon;

    advancing the stent delivery assembly into the patient'"'"'s body lumen;

    positioning the bioresorbable stent at a desired location in the patient'"'"'s body lumen;

    inflating the expandable balloon by injecting inflation fluid through the inflation lumen;

    expanding and implanting the stent in the patient'"'"'s body lumen;

    deflating the expandable member by withdrawing the inflation fluid through the inflation lumen;

    withdrawing the stent delivery catheter assembly from the patient; and

    allowing the bioresorbable stent to be resorbed by the patients body over a predetermined time period.

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