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MEDICAL DEVICE WITH EXPANSION MECHANISM

  • US 20080009876A1
  • Filed: 07/05/2007
  • Published: 01/10/2008
  • Est. Priority Date: 07/07/2006
  • Status: Abandoned Application
First Claim
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1. An apparatus, comprising:

  • a first elongate body having a distal end portion, the distal end portion having a plurality of cutting portions, a collapsed configuration and an expanded configuration, the plurality of cutting portions configured to disrupt at least a portion of tissue within a biological body when the distal end portion is in the expanded configuration;

    a second elongate body movably coupled to the first elongate body; and

    an actuator operatively coupled to a proximal end portion of the second elongate body and configured to bias the second elongate body such that the distal end portion of the first elongate body is in the expanded configuration, the actuator configured to move the second elongate body such that first elongate body is in the collapsed configuration when the actuator is actuated.

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