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:
Mar. 05, 2013
Filed:
Oct. 22, 2003
Qi-bin Bao, Marquette, MI (US);
Jeffrey L. Trudeau, Marquette, MI (US);
Brian Patrick Janowski, Marquette, MI (US);
Matthew N. Songer, Marquette, MI (US);
Hansen Yuan, Fayetteville, NY (US);
Thomas S. Kilpela, Marquette, MI (US);
Gregory Berrevoets, Skandia, MI (US);
Qi-Bin Bao, Marquette, MI (US);
Jeffrey L. Trudeau, Marquette, MI (US);
Brian Patrick Janowski, Marquette, MI (US);
Matthew N. Songer, Marquette, MI (US);
Hansen Yuan, Fayetteville, NY (US);
Thomas S. Kilpela, Marquette, MI (US);
Gregory Berrevoets, Skandia, MI (US);
Pioneer Signal Technology, Inc., Marquette, MI (US);
Abstract
An artificial disc device for replacing a damaged nucleus is disclosed. In one form, the device may be inserted in components such that the device may be assembled within and retained by the natural annulus therein. In another form, the device may be inserted into the natural annulus in a collapsed or compressed state or arrangement and then be expanded within and retained by the annulus therein.