Patent ID: 9737411
Date: 2017-08-22
CPC Classifications: A61F

Claim:
1. A device comprising: (a) a base having a length defining a direction of elongation of said base; (b) a first arm pivotally connected to said base, said first arm having a length defining a direction of elongation of said first arm; (c) a second arm pivotally connected to said base, said second arm having a length defining a direction of elongation of said second arm; and (d) a worm gear configuration comprising: such that, when said worm element is rotated about its central axis, said first and second arms are driven through a range of pivotal motion relative to said base so as to change an angle of inclination between said respective directions of elongation of said first and second arms and said direction of elongation of said base, wherein the device is at least part of an orthopedic implant, and wherein said worm element is formed with an internal channel extending through said first worm and along at least part of said shaft, and wherein said shaft is provided with lateral openings interconnecting with said internal channel so as to define a continuous filling channel extending through said first worm, along said shaft and laterally outwards for introducing biocompatible material into said orthopedic implant.