Patents Assigned to HCS Trust
  • Method for cryogenically treating psoriasis with liquid nitrogen or liquid nitrous oxide
    Patent number: 5976505
    Abstract: A method of cryogenically treating psoriatic lesions. In accordance with the present method, a cryogenic agent is applied by the spray technique to the surface of a psoriatic lesion for a period of time sufficient to "frost" the psoriatic lesion with the duration stopping short of the time necessary to cause formation of a fluid bullae or sloughing off of the affected tissue.
    Type: Grant
    Filed: July 2, 1997
    Date of Patent: November 2, 1999
    Assignee: HCS Trust
    Inventor: R. Winn Henderson