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:
May. 27, 2008
Filed:
Mar. 28, 2002
Armin Studer, Winterthur, CH;
Robert Frigg, Bettlach, CH;
Armin Studer, Winterthur, CH;
Robert Frigg, Bettlach, CH;
Synthes (U.S.A.), West Chester, PA (US);
Abstract
A damping element () includes: (a) two spring elements () which are coaxial with or parallel to a longitudinal axis () and two axially end-side connectors (), where (b) the first spring element () exhibits a spring rate F, (c) the second spring element () exhibits a spring rate f, and (d) the spring rates F and f are different. A device stabilizing adjacent vertebras, comprising (a) N pedicle screws of hooks (), where N≧and where (b) each pedicle screw or pedicle hook () includes a receiving device () receiving a longitudinal affixation device () and where (c) an element () acting as a spring is inserted between two adjacent pedicle screws () or pedicle hooks.