Patent ID: 6413268
Filing Date: 2002-07-02
Classification: A61N

Abstract:
A UV phototherapy apparatus, comprising:a base unit having an output port for delivery of UVB radiation within a predetermined range; a flexible elongate optical guide having an input end connected to the output port of the base unit and an output end; and a handpiece having an input end connected to the output end of the optical guide, and an exit aperture of predetermined, non-circular shape for delivering radiation to a target area of a patient; the base unit including a UVB lamp for emitting UVB radiation in a predetermined range, a focusing device for focusing the radiation from the UVB lamp along an optical path onto the input end of the optical guide, and a beam isolating assembly in the optical path for isolating UVB radiation in the predetermined range from the lamp output, whereby at least 90% of the radiation directed into the optical guide is in the predetermined range.