Wednesday, November 01, 2006
Guiding Eye for MEMS
Researchers are developing a better scanner for Lasik eye surgery.
By Wade Roush
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| Circular mirrors carved into silicon are controlled by motions of combshaped structures. (Courtesy of Hyuck Choo) |
Problem: To make sure they target the right parts of the cornea during vision-correcting Lasik surgery, doctors rely on a scanner that responds to eye movements and redirects laser pulses. Today's scanners cost thousands of dollars and still offer less than ideal precision.
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Massachusetts Institute of Technology