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Expandable member formed of a fibrous matrix for intraluminal drug delivery

  • US 8,076,529 B2
  • Filed: 09/26/2008
  • Issued: 12/13/2011
  • Est. Priority Date: 09/26/2008
  • Status: Expired due to Fees
First Claim
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1. An intraluminal catheter device comprising:

  • an elongated catheter shaft having a proximal end portion and a distal end portion, the shaft having an inflation lumen disposed between the proximal end portion and the distal end portion; and

    an expandable member formed essentially of an electrospun matrix of fiber elements and disposed proximate to the distal end portion of the catheter shaft to define an inner chamber fluidly coupled to the inflation lumen, wherein individual fiber elements of the matrix carry at least one therapeutic agent.

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