ophthalmoscope वाक्य
उदाहरण वाक्य
मोबाइल
- In 1853 he devised an ophthalmoscope that was a modification of the device invented by Hermann von Helmholtz ( 1821-1894 ).
- When these cataracts are viewed through an ophthalmoscope, or other magnification system, the appearance is similar to white spokes of a wheel.
- There he used the newly invented ophthalmoscope ( invented by Hermann von Helmholtz ) to later operate on his own mother's eye.
- The interior of the eye is also viewed with an ophthalmoscope to determine if there are any other eye disorders contributing to the blurred vision.
- Vision may be tested by examining the visual field, or by examining the retina with an ophthalmoscope, using a process known as funduscopy.
- Depending on the position of the tumors, they may be visible during a simple eye exam using an ophthalmoscope to look through the pupil.
- In 1851, Helmholtz revolutionized the field of ophthalmology with the invention of the ophthalmoscope; an instrument used to examine the inside of the human eye.
- Gullstrand is noted also for his research on astigmatism and for improving the ophthalmoscope and corrective lenses for use after removal of a cataract from the eye.
- Recent developments like Scanning Laser Ophthalmoscope can make good quality images though pupils as small as 2 millimeters, so dilating pupils is no longer needed with these devices.
- Looking through an ophthalmoscope, Coats determines the maturity of the retina by examining the optic nerve, which is a direct extension of the brain, and other areas.
- The diameter of the blood vessels around the optic disc is about 150 ?m, and an ophthalmoscope allows observation of blood vessels with diameters as small as 10 ?m.
- Four thousand color illustrations and photos accompany entries that range from the helpful ( " ophthalmoscope " ) to the superfluous ( " Oprah Winfrey " ).
- Under its Small Business Innovation Research grant from the National Eye Institute, Optimum will have six months to create a new kind of ophthalmoscope for the burgeoning field of telemedicine.
- As a nurse holds the hands and head of one of the seven surviving octuplets born in Houston in December, a doctor peers at the back of the eyes through an ophthalmoscope.
- In 1896, Allvar Gullstrand incorporated the disk in his ophthalmoscope, examining photographs of the cornea via a microscope and was able to manually calculate the curvature by means of a numerical algorithm.
- Optimum's device, still in the early stages of development, would solve that problem by enclosing optical fiber, imaging technology and communications equipment in a device similar to a traditional ophthalmoscope.
- "It's a progressive disorder of the optic nerve, characterized by a specific pattern of visual field damage and optic nerve damage that we can see with an ophthalmoscope,"
- In 1915, Francis A . Welch and William Noah Allyn invented the world's first hand-held direct illuminating ophthalmoscope, precursor to the device now used by clinicians around the world.
- Most recently, Boston Micromachines has developed an Adaptive Optics Scanning Laser Ophthalmoscope for high-resolution " in vivo " imaging in the human retina for use in pre-clinical studies.
- Traditional ophthalmoscopes are about as big as a telephone handset and allow a health care worker to peer through a lens and see a magnified vision of the back of a patient's eye, or retina.
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