Laser ablation zone restriction system and method
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United States of America Patent
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Jul 29, 2003
Grant Date -
Jan 17, 2002
app pub date -
Apr 25, 2001
filing date -
Apr 25, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
A system for protecting a sector of tissue from exposure to surgically directed radiation includes a processor and an input device, a camera, and an output screen in electronic communication with the processor. A software resident on the processor receives camera data containing an image of a region of tissue, which includes at least a portion of a predetermined area desired to receive therapeutic radiation. The software also routes the image for display superimposes thereon first indicia indicative of the predetermined area. Data are received on a location of a sector of the tissue desired to be protected from the radiation and for superimposing on the displayed image second indicia indicative of the sector. In a specific embodiment the tissue is an eye and the predetermined area is at least a portion of the cornea.
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