News tagged with retinal
Stanford researchers develop the next generation of retinal implants
9 hours ago |
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(PhysOrg.com) -- A team of Stanford researchers has developed a new generation of retinal implants that aims to provide higher resolution and make artificial vision more natural.
Coaxing injured nerve fibers to regenerate by disabling 'brakes' in the system
Medicine & Health / Neuroscience
Dec 09, 2009 |
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Brain and spinal-cord injuries typically leave people with permanent impairment because the injured nerve fibers (axons) cannot regrow. A study from Children's Hospital Boston, published in the December 10 ...
Eye floaters and flashes of light linked to retinal tear, detachment
Nov 24, 2009 |
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Suddenly seeing floaters or flashes of light may indicate a serious eye problem that - if untreated - could lead to blindness, a new study shows.
Gene therapy improves vision
Nov 23, 2009 |
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German scientist Paul Ehrlich found what he coined the "magic bullet" in the early 20th century upon developing the world’s first effective treatment of syphilis.
Finding a protective mechanism for retinal cells could save sight
Nov 16, 2009 |
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Determining what triggers the death of retinal cells, called photoreceptors, could hold the key to stopping blinding disorders caused by a wide range of eye diseases, Yale School of Medicine researchers report in the November ...
Sight gone, but not necessarily lost? Researchers find life in blood-starved retinas
Oct 30, 2009 |
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Like all tissues in the body, the eye needs a healthy blood supply to function properly. Poorly developed blood vessels can lead to visual impairment or even blindness. While many of the molecules involved in guiding the ...
Two Retinal Imaging Display Devices at Prototype Stage
Electronics / Consumer & Gadgets
Oct 30, 2009 |
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(PhysOrg.com) -- NEC and Brother are both developing wearable prototype devices that use Retinal Imaging Display (RID) technology to project images directly on the wearer's retina. NEC's gadget is designed ...
One shot of gene therapy and children with congenital blindness can now see
Oct 25, 2009 |
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Born with a retinal disease that made him legally blind, and would eventually leave him totally sightless, the nine-year-old boy used to sit in the back of the classroom, relying on the large print on an electronic ...
First in New York: Bionic technology aims to give sight to woman blinded beginning at age 13
Oct 21, 2009 |
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A 50-year-old New York woman who was diagnosed with a progressive blinding disease at age 13 was implanted with an experimental electronic eye implant that has partially restored her vision. A team led by Dr. Lucian V. Del ...
Alzheimer's lesions found in the retina
Oct 21, 2009 |
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(PhysOrg.com) -- The eyes may be the windows to the soul, but new research indicates they also may mirror a brain ravaged by Alzheimer's disease.
Experimental treatments restore partial vision to blind people
Medicine & Health / Neuroscience
Oct 20, 2009 |
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Two experimental treatments, a retinal prosthesis and fetal tissue transplant, restored some vision to people with blinding eye diseases. The findings, presented at Neuroscience 2009, the annual meeting of the Society for ...
Caltech scientists create robot surrogate for blind persons in testing visual prostheses
Technology / Computer Sciences
Oct 19, 2009 |
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Scientists at the California Institute of Technology (Caltech) have created a remote-controlled robot that is able to simulate the "visual" experience of a blind person who has been implanted with a visual ...
Retinal rescue: Cells derived from human embryonic stem cells reverse retinal degeneration
Oct 01, 2009 |
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A new study reports that transplanted pigment-containing visual cells derived from human embryonic stem cells (hESCs) successfully preserved structure and function of the specialized light-sensitive lining of the eye (known ...
Your eyes may be a window to heart disease
Sep 28, 2009 |
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For centuries eyes have been seen as windows to the soul. But medical researchers now believe the eyes may also offer vital clues to your risk of heart disease and stroke.
Stimulating sight: New retinal implant developed
Sep 23, 2009 |
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(PhysOrg.com) -- Inspired by the success of cochlear implants that can restore hearing to some deaf people, researchers at MIT are working on a retinal implant that could one day help blind people regain a ...
