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:
Nov. 13, 2001
Filed:
May. 05, 1998
Applicant:
Inventors:
Nikiforos Kollias, Watertown, MA (US);
Jerome D. Fallon, Barrington, IL (US);
Thomas J. Flotte, Boston, MA (US);
Jessica L. Fewkes, Belmont, MA (US);
Assignee:
The General Hospital Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/00 ;
U.S. Cl.
CPC ...
A61B 5/00 ;
Abstract
The invention features an apparatus and method for demarcating the margins of a tumor in a target tissue by exposing the target tissue to radiation of a wavelength that induces fluorescence in tumorous but not in non-tumorous tissue. A decrease in fluorescence indicates the presence of tumor cells.