The 1,470-nm laser light had an effect in the whole nucleus pulposus and not only at the site of the quartz fiber, whereas with the 980-nm laser irradiation, significant changes were demonstrated only at the application site.
This preclinical study demonstrates the clinical utility of a 980-nm diode laser delivered through a fiber-optic waveguide trocar in which precise insertion was enabled by the use of surgical navigation. This in turn decreases the exposure to ionizing radiation during the procedure.
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