Monday, December 27, 2010

Germany invention may help restore vision chip in patients with diseases of the eye

Germany researchers reported that they invented an implantable electronic chip, the eye to replace the damaged retinal cells issued photographic signal, a blind for many years, patients in the implantation of the chip after it has been able to identify the immediate items.

Researchers in the new issue of journal of the United Kingdom the Royal Society B, reported that the electronic chip's role is to replace the damaged retinal photoreceptors, applies to those who have impaired retinal and blind patients, such as patients with retinitis pigmentosa.

Researchers for 3 persons suffering from the disease and blindness of volunteers implants, now they have different degrees of restored vision, one of the subjects, particularly good recovery can identification set before the table knives and forks, apples, bananas, and so on.

According to reports, this patient named Mika · Terho, Finland.

Affected by the disease, he began from the teens to declining eyesight, 30-year-old Visual Basic, when you lose is now 10 years of blindness. He told the media that in three or four days after he started trying to use a chip, the start can only see some Flash, but the scenery becomes clear. "I now have a clear understanding of the large letters, and can tell the other person is dressed in white lab coats, yellow t-shirt or blue jacket," Terho said.

Leadership of Germany Tubingen University Professor Daniel Bernard Hart · zrenner said, due to retinal damage and blind patients, the use of this electronic chip can bring their vision to meet the level of everyday life.

Researchers also said that this kind of chips and other artificial vision unit of difference is that some device before you completely bypass the structure of the eye itself, thus not only need the PC device, you need optical signal processing and transmission appliances; whereas the new invention of chips just replace the damaged photoreceptors, it felt the optical signals through the healthy cells in the eye to the transmission and processing.

This technology is still in testing phase, the researchers also United Kingdom plans to carry out relevant test next year.

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