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Multi-channel catheter tip

  • US 8,280,495 B2
  • Filed: 03/02/2010
  • Issued: 10/02/2012
  • Est. Priority Date: 06/19/2002
  • Status: Expired due to Term
First Claim
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1. A method for receiving light, the method comprising:

  • inserting, into a blood vessel, a tip assembly that seats first and second fibers extending along an axis thereof, the first and second fibers having different diameters and lying in a plane at the tip assembly;

    wherein inserting a tip assembly comprises providing a catheter having a tip assembly mounted at a distal tip thereof and inserting the catheter into the blood vessel; and

    wherein inserting the catheter comprises inserting a guide wire into the blood vessel and sliding the catheter along the guide wire;

    directing light traveling on the first fiber along a direction away from the plane; and

    receiving light incident on the plane into the second fiber.

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