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Loop structures for supporting diagnostic and therapeutic elements in contact with body tissue

  • US 6,542,781 B1
  • Filed: 11/22/1999
  • Issued: 04/01/2003
  • Est. Priority Date: 11/22/1999
  • Status: Expired due to Term
First Claim
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1. A probe, comprising:

  • an elongate body defining a distal region, a proximal region and a longitudinal axis;

    a helical structure associated with the distal region of the elongate body, movable between an expanded state and a substantially straightened state and having a shape memory that biases the helical structure to the expanded state; and

    at least one energy transmitting operative element supported on the helical structure.

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