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. 04, 2013
Filed:
Oct. 29, 2002
Robert Frigg, Bettlach, CH;
Eric Hattler, Solothurn, CH;
Walter Widmer, Oberdorf, CH;
Elena Barrios, Port, CH;
Robert Frigg, Bettlach, CH;
Eric Hattler, Solothurn, CH;
Walter Widmer, Oberdorf, CH;
Elena Barrios, Port, CH;
Synthes USA, LLC, West Chester, PA (US);
Abstract
A device for treating fractures of the femur and includes an intra-medullary pin () with a central longitudinal axis (), a front piece (), which is introduced into the medullary channel of the femur, a rear piece () and a hole () going through the rear piece () at an angle to the longitudinal axis () with a non-circular cross-section (). A sliding sleeve () that is introduced through the hole () with non-circular cross-section, has a front end (), a rear end (), a central longitudinal drilling (), an outer sleeve surface (), an inner sleeve surface () and a longitudinal axis (). A longitudinal bone fixation element () with a longitudinal axis (), a head piece () with fixation element (), which is brought into engagement with the femur head on use and a shaft (), which is introduced co-axially into the sliding sleeve (), whereby the outer sleeve surface () of the sliding sleeve () has a non-circular cross-section (), at least in a partial region. The inner sleeve surface () of the sliding sleeve () has a round cross-section () and fixation elements () are provided for the selective blocking of the rotation of the longitudinal bone fixation element () in the sliding sleeve ().