Patent Number: 6,251,127

Title: Dye treatment solution and photodynamic therapy and method of using same

Abstract: The invention relates to a method of treating an infection or sterilization including applying a dye such as methylene blue, toluidene blue, polymyxin B, or combinations thereof to the area of infection or area to be sterilized and exposing the area of infection or area of sterilization with a light having a light wavelength and light dosage and a light dosage rate. The dye may have a concentration ranging from about 10 .mu.g/ml to about 500 .mu.g/ml. The wavelength may range from about 610 nm to about 670 nm. The light dosage may range from about 0 J/cm.sup.2 to about 200 J/cm.sup.2. The light dosage rate may range from about 0 mw/cm.sup.2 to about 150 mw/cm.sup.2. The treatable infections include staphylococcus, Candida albicans, Escherichia coli, enterococcus, streptococcus, Pseudomanus aeruginosa, Hemophilus influenzae, or E-coli. The invention also relates to an infection treatment kit.

Inventors: Biel; Merrill A. (Mendota Heights, MN)

Assignee: Advanced Photodynamic Technologies, Inc.

International Classification: A61K 41/00 (20060101); G01N 21/64 (20060101); A61B 17/00 (20060101); A61N 5/06 (20060101); A61B 018/18 ()

Expiration Date: 06/26/2018