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:
Oct. 28, 1997
Filed:
Jun. 12, 1996
Applicant:
Inventor:
Salvatore Caldarise, Hanson, MA (US);
Assignee:
Johnson & Johnson Professional, Inc., Raynham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
606 93 ; 606 92 ; 604218 ;
Abstract
The present invention provides a cement delivery system having concentric lumens that terminate in openings at the distal end of the delivery system for providing a selected application of two or more cement types or compositions that vary from the middle of a bone cavity to the circumference of the bone cavity. The invention also provides a method for applying cement into a bone cavity to provide a gradient of materials within the bone cavity from the middle point or center of the bone cavity to the circumference of the cavity.