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:
Aug. 07, 2001
Filed:
Jun. 10, 1999
Mark S. Blumenkranz, Portola Valley, CA (US);
Kathryn W. Woodburn, Sunnyvale, CA (US);
Richard A. Miller, Portola Valley, CA (US);
Stuart W. Young, Portola Valley, CA (US);
Pharmacyclics, Inc., Sunnyvale, CA (US);
Abstract
The use of texaphyrins for ocular diagnosis and therapy is provided, especially use of photosensitive texaphyrins for photodynamic therapy of conditions of the eye characterized by abnormal vasculature, such as macular degeneration, or pterygium, for example. The photosensitive texaphyrin may be a free-base texaphyrin or may be metallated with a diamagnetic metal. Preferably, the photosensitive texaphyrin is metallated with lutetium. Due to the dual wavelength absorption of texaphyrins, i.e., at 400-500 nm and at 700-800 nm, especially about 732 nm, as compared to porphyrins, texaphyrins are more effective and versatile for use in humans as compared to porphyrins. Texaphyrins serve as effective contrast agents in ocular angiography.