Patents Assigned to Ciba Vision Opthalmics
  • Use of photodynamic therapy for prevention of secondary cataracts
    Patent number: 6248734
    Abstract: Photodynamic therapy to prevent secondary cataracts is effected using photosensitizers such as green porphyrins as photoactive agents to destroy remnant lens epithelial cells.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: June 19, 2001
    Assignees: QLT, Inc., The University of British Columbia, Ciba Vision Opthalmics
    Inventors: Howard E. Meadows, Danielle Wenkstern, David R. Mallek, Marcello Nick Bussanich, Anna M. Richter, Julia G. Levy, Claude A. A. Hariton, Gustav Huber, Jack Rootman
  • Use of photodynamic therapy for prevention of secondary cataracts
    Patent number: 6043237
    Abstract: Photodynamic therapy to prevent secondary cataracts is effected using photosensitizers such as green porphyrins as photoactive agents to destroy remnant lens epithelial cells.
    Type: Grant
    Filed: December 10, 1996
    Date of Patent: March 28, 2000
    Assignees: QLT PhotoTherapeutics, Inc., The University of the British of Columbia, Ciba Vision Opthalmics
    Inventors: Howard E. Meadows, Danielle Wenkstern, David R. Mallek, Marcello Nick Bussanich, Anna M. Richter, Julia G. Levy, Claude A. A. Hariton, Gustav Huber, Jack Rootman