The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 23, 2020
Filed:
Aug. 29, 2018
Silony Medical International Ag, Frauenfeld, CH;
Frank Heuer, Filderstadt, DE;
Silony Medical International AG, Frauenfeld, CH;
Abstract
The invention relates to an extension device () for a bone anchor (), in particular for a pedicle screw having an axial longitudinal direction (), a circumferential direction () concentric thereto and a radial direction (), wherein the extension device () is extended in the axial longitudinal direction () and can be detachably fixed to the head () of the bone anchor (), wherein the extension device () comprises two shell parts () that are separate from each other and extended in the longitudinal direction characterized in that, the extension device further comprises a sleeve-like housing part () that can be slid in the axial longitudinal direction () onto the two shell parts () which are separated from each other and detachably fixed to the head of the bone anchor and, in the applied state, limits and defines a tunnel-like access () to the bone anchor () that extends in the axial direction ().