Patent ID: 8057474
Filing Date: 2011-11-15
Classification: A61B

Abstract:
1. A telescopic strut for use with an external fixator, comprising a tube, a rod rotatably mounted in a bore of said tube, and a sleeve provided on the tube; wherein the tube comprises a portion with at least one hole for accommodating a ball; wherein the rod comprises at least one groove; wherein the ball has the spherical dimension for engagement with said groove of the rod; wherein the sleeve is provided on the portion of the tube having the hole, wherein the sleeve comprises a non-cylindrical inner cross-section, wherein the greater diameter of the sleeve has a dimension which is at least the sum of an outer diameter of the rod plus a diameter of the accommodated ball for allowing direct axial movement of the rod against the tube in such a rotational position of the sleeve, while the lesser diameter has a dimension to accommodate the ball within the groove of the rod.