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Deployment actuation system

  • US 8,381,733 B2
  • Filed: 11/11/2011
  • Issued: 02/26/2013
  • Est. Priority Date: 08/23/1999
  • Status: Expired due to Fees
First Claim
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1. A catheter system comprising:

  • an outer sheath housing a first coil;

    a hydrophilic coating on an outer surface of the outer sheath;

    a guiding structure disposed within the outer sheath, the guiding structure comprising a proximal portion and a distal portion, the distal portion including a second coil and a core shaft coaxially disposed within the second coil;

    wherein the outer sheath and the guiding structure are configured to be advanced together within a body lumen such that the distal portion of the guiding structure extends distally from the outer sheath during advancement.

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