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Devices and methods for vertebrostenting

  • US 10,603,051 B2
  • Filed: 01/03/2017
  • Issued: 03/31/2020
  • Est. Priority Date: 12/15/2006
  • Status: Active Grant
First Claim
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1. An apparatus for forming a curvilinear void in bony structure comprising:

  • a handle; and

    a flexible drill shaft assembly having a longitudinal axis and extending from a distal end of the handle, comprising;

    a cutting tip located at a distal end of the flexible drill shaft assembly;

    a flexible rotatable drive shaft coupled to the tip; and

    a flexible, moveable and non-rotatable housing;

    an inner cable extending through the flexible rotatable drive shaft and the cutting tip,wherein the inner cable is used to tilt or open the cutting tip from a neutral position aligned with the longitudinal axis of the shaft to a deployed position at an angle to the longitudinal axis of the shaft, andwherein the cutting tip is pivotable with respect to the flexible rotatable drive shaft about a pivot pin coupled to a yoke mounted at a distal end of the flexible rotatable drive shaft.

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