Patent ID: 9289239
Filing Date: 2016-03-22
CPC Classification: A61B

Claim Text:
1. A device for external fixation of a first bone element and a second bone element articulated to each other, comprising: a guide member equipped with a curvilinear guide; a first fastening member slidably associated with the curvilinear guide and equipped with first means for releasable fastening to the first bone element; a second fastening member associated with the curvilinear guide and equipped with second means for releasable fastening to the second bone element, the second fastening member being slidably associated with the curvilinear guide; and relative movement means by which the first fastening member is moved relative to the second fastening member along the curvilinear guide, wherein the relative movement means are configured to operate simultaneously on both the first fastening member and on the second fastening member in such a way as to move the first fastening member and the second fastening member along the curvilinear guide, the relative movement means comprising an at least partly threaded element screwed at least to the first fastening member to define a lead nut and screw coupling, the threaded element rotatable to move the first fastening member along the curvilinear guide; guide means configured to constrain the threaded element to the guide member to guide the threaded element along a predetermined movement direction.