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:
Jul. 02, 2013
Filed:
May. 27, 2008
Armando Gisep, Davos Dorf, CH;
Vanessa Boner, Klosters, CH;
Norbert Suhm, Davos Wolfgang, CH;
AO Technology AG, Chur, CH;
Abstract
A cannula () comprising A) a central axis (), a front end (), a rear end () and a channel () coaxial or parallel to said central axis () and defining a peripheral wall () of said cannula (); B) referencing means () at said rear end (), so that said cannula () can be brought in a desired position relative to a cavity () in a bone; wherein C) said cannula () further comprises at least two perforations () penetrating said peripheral wall () transversely to said central axis (); and D) said at least two perforations () are arranged in a portion () of said peripheral wall () which extends over an arc () orthogonal to said central axis () with a central angle α<270°. A method for applying bone cement into a bone structure comprising the steps of: A) selecting at least one region in a bone where the trabecular bone structure is to be augmented; B) producing at least one cavity () communicating with said at least one bone region; C) applying a fluid jet lavage towards said at least one bone region, and D) providing bone cement to said at least one bone region.