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RATCHET-SLIDE HANDLE AND SYSTEM FOR FIDUCIAL DEPLOYMENT

  • US 20140243844A1
  • Filed: 02/13/2014
  • Published: 08/28/2014
  • Est. Priority Date: 02/26/2013
  • Status: Active Grant
First Claim
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1. A ratcheted handle for a fiducial deployment system comprising:

  • a fiducial deployment needle configured to retain and to distally deploy, in a controlled serial manner, a plurality of fiducials;

    an advancement mechanism for said fiducial deployment, the advancement mechanism comprising;

    an elongate handle member defining a central longitudinal axis;

    a stylet disposed longitudinally through the needle, extending proximally into the handle member;

    a central rack member affixed to the stylet and longitudinally movable in the handle, the central rack member including a plurality of laterally-protruding teeth; and

    at least one tooth-engagement actuation memberdisposed movably through a wall of the handle member andengaged into contact with at least one tooth of the rack.

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