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Light-emitting device and method for providing phototherapy to the brain

  • US 7,575,589 B2
  • Filed: 03/21/2006
  • Issued: 08/18/2009
  • Est. Priority Date: 01/30/2006
  • Status: Active Grant
First Claim
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1. An apparatus which emits light for irradiating a patient'"'"'s skin to treat portions of a patient'"'"'s body underneath the patient'"'"'s skin, the apparatus comprising:

  • a source of light having a wavelength which is substantially transmitted by the patient'"'"'s skin;

    an optical conduit optically coupled to the source;

    an output optical element comprising a rigid and substantially thermally conductive material, the output optical element optically coupled to the optical conduit; and

    a heat sink thermally coupled to the output optical element, wherein the heat sink comprises a reflective inner surface, a first end, and a second end, the heat sink positioned so that light from the optical conduit is transmitted into the first end, through the heat sink, out of the second end, and to the output optical element.

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