Tag: "wavefront" at medical news
Animal study shows link between nicotine and atrial flutter
...that encourages the maintenance of a single stable wavefront
allowing the atrial flutter to be sustained unperturbed" added Karagueuzian. The scientists were able to replicate the findings in computer simulations. According to the American Heart Association, people who smoke a pack of cigarettes a day have mo...
Get ready for next generation surround sound
... surround sound lie the developing technologies of wavefront
synthesis and ambisonics, for example, which are much more capable of conveying the direction and even the size of a sound source. Both rely on arrays of loudspeakers. Generally speaking, the more loudspeakers, the better the performance, but also t...
Wavefront LASIK demonstrated superior to conventional LASIK
...ile conventional LASIK is good, we're finding that wavefront
guided LASIK yields sharper and higher quality vis...iving halo symptoms compared to no patients in the wavefront
guided LASIK group. After three months the majority of night halo problems abated for the conventio...
Wavefront-guided LASIK improves contrast sensitivity
... contrast sensitivity measurements improved in the wavefront
group, whereas only 40 percent improved in the sta... 20/20 or better was achieved by 72 percent of the wavefront
group and by 70 percent of the standard group. Igor Kaiserman, MD, an ophthalmologist at Hadassah Me...
Wavefront LASIK advances refractive surgery
...matism. Now an enhanced version of LASIK, known as wavefront
LASIK, is available. This improved system allows e...ing the cornea's imperfections or aberrations. The wavefront
data is translated into a mathematical formula that the surgeon uses to program corrections into the...
People with large pupils can now get LASIK and avoid night vision disturbances
...ion outcomes and measuring these treated eyes with wavefront
studies to determine the level of postoperative higher order aberrations would be a good follow-up to this study." Dr. Boxer Wachler estimates that 50 percent of patients who have the LASIK procedure done have large pupils and would benefit from larg...
FINAL ALERT: RPB Science Writers Seminar in Eye Research to be held in Washington, DC Sept. 22-25
... yields better than 20/20 vision. SVL makes use of wavefront
analysis to detect slight deviations in the way the eyes focus light -- information that's then put to work guiding the laser's precise, point-by-point reshaping of the corneal surface. Then there's conductive keratoplasty (CK), the application of s...
Adaptive optics technology provides powerful tools for eye doctors
...ts for measuring optical aberrations of the eye. A wavefront
sensor is an essential component of any AO system,...f the system. Stand-alone devices that incorporate wavefront
sensors can provide the most precise measurements available of the optical aberrations of the eye. ...