Method of treating intervertebral discs using optical energy and optical temperature feedback
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United States of America Patent
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Jan 7, 2003
Grant Date -
Apr 18, 2002
app pub date -
Jun 11, 2001
filing date -
Jun 12, 2000
priority date (Note) -
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Abstract
A method of controllably heating the annulus of an intervertebral disc is disclosed. The method comprises the steps of forming an access channel through the annulus, inserting a light source into the intervertebral disc, activating the light source to emit diffuse light, optically measuring the temperature of tissue near the light source, and modifying the intensity of the light emitted from the source according to the measured temperature.
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