资讯

As the aircraft approached the airport, the flight crew informed air traffic control of a flap issue. A reconstruction of the events was detailed in a video on the aviation YouTube channel ...
Other reasons you may experience dry eyes after LASIK are: The procedure alters or cuts the nerves in the cornea when your doctor creates the flap to correct your vision. This makes your eyes less ...
The flap usually heals without stitches. “The cornea is one of the fastest parts of the body as far as healing,” Privett said. “The LASIK flap does seal down very quickly. It’s almost ...
Both LASIK and PRK are effective; they just take slightly different approaches. PRK may be a better option if you have thin corneas or are concerned about dry eye. PRK may also be the right choice if ...
VP Vance says Denmark has 'underinvested' in Greenland's security. The Danish foreign minister on Saturday scolded the Trump administration for its “tone” in criticizing Denmark and Greenland ...
No fear of lasers or distaste for eyedrops (or appeals to reason for being a paranoid lunatic) could keep me from getting LASIK. And that's how Steve Huffman and I see eye-to-eye, in a manner of ...
A-D shows lateral and dorsal views of the wasps. E-H shows the wasps' posteriors, including their ovipositors (marked with orange arrows), with the flaps 'open' to varying degrees. (Wu et al., BMC ...
Late LASIK flap trauma can produce flap dehiscence and be complicated by infection. Microbiological investigations should be obtained early in suspected infection, and include stains and cultures ...
Femtosecond lasers and OCT imaging are among the most rapidly advancing technologies in ophthalmology. OCT has the ability to make reliable thickness measurements. Femtosecond lasers prepare ...