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:
Sep. 30, 2003
Filed:
Dec. 22, 2000
Applicant:
Inventors:
Assignee:
Centerpulse Biologics Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/28 ; A61K 3/532 ; A61N 1/18 ; C12N 5/08 ;
U.S. Cl.
CPC ...
A61F 2/28 ; A61K 3/532 ; A61N 1/18 ; C12N 5/08 ;
Abstract
A method and apparatus for preparing a bone product are provided. The method includes contacting an interior section of a cylindrical bone portion with a high pressure fluid medium such as at least about 1000 psi to remove at least a portion of cancellous bone matrix from the bone portion. Preferably the bone contains less than about 25% by weight cancellous bone. The apparatus includes multiple stations of opposing high pressure nozzles holding the cylindrical bone portion from each end and for contacting the interior surfaces of a bone portion with a fluid medium. The apparatus also includes a third nozzle for contacting the exterior surface of the bone portion with a fluid medium.