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Optic in Medical News

MRI scans can predict effects of MS flare-ups on optic nerve

St. Louis, Dec. 16, 2008 One of the most pernicious aspects of multiple sclerosis (MS) its sheer unpredictability may finally be starting to yield to advanced medical imaging techniques. Researchers from Washington University School of Medicine in St. Louis report online in the journal Neur...

Cancer treatment controls macular edema related to diabetes and to cataract surgery

...ols Cystoid Macular Edema after Cataract Surgery DR damages the light-sensitive retina at the back of the eye, the area that transmits images to the optic nerve. In type 2 diabetes patients, retinopathy vision loss most often results from macular edema (DME), swelling and thickening of the macula in the ...

Quark Pharmaceuticals Announces Data Indicating Potential Utility of QPI-1007 for Treatment of Glaucoma

... of retinal ganglion cell (RGC) death - induced by optic nerve crush or axotomy. In those studies, QPI-1007 was administered immediately after the optic nerve injury. In the current IOP study, QPI-1007 w...linical studies in non-arteritic anterior ischemic optic neuropathy. Quark has the largest portfolio of cli...

Study provides documentation that tumor 'stem-like cells' exist in benign tumors

...h pituitary adenomas are typically noncancerous, they can cause significant injury or illness, either by compressing important structures, such as the optic nerve, or by creating hormone imbalances that can have wide-ranging and serious consequences. Identifying the mechanisms that enable these and other t...

Beta-Blockers Tied to Higher Cataract Risk

...queous humor, the fluid in the interior of the eye. Increased fluid pressure in the eye is believed to cause the damage done in glaucoma, in which the optic nerve deteriorates progressively, Budenz said. "Living cells in the eye lens do not have blood," he said. "Oxygen is delivered by the aqueous humor...

Cancer Patients Benefit From Speed, Accuracy of RapidArc Radiotherapy Treatments

...ation oncologist at Space Coast. "The RapidArc plan conformed very closely to the part of his brain where his tumor had been, allowing us to avoid the optic nerves and other important sensitive tissues. But if there's even a little movement during a treatment, our ability to be this accurate can be affecte...
Optic in Medical Technology

Medigus and Tower Semiconductor Announce World's Smallest Medical Video Camera Based on Advanced CMOS Image Sensor

... The imager was developed using Tower's advanced sensor design and production technologies, while the camera was developed using Medigus' electronic, optic and integration platform technologies. The camera features dedicated bio-compatible components suitable for medical device applications and will enabl...

R-Tech Ueno, Ltd. Completes Phase 1 Clinical Study on RK-023

...actions demonstrates steady ocular pressure-decreasing action by twice-a-day instillation. Such excellent therapeutic effects are realized through its optic nerve protection and ocular blood flow-increasing mechanism. Concerning Rescula(R) (isopropyl unoprostone) for the treatment of glaucoma and ocular h...

Video: Partnership Unites UCB with Consumer Product Innovator OXO(R)

...erbation of clinical symptoms and/or radiographic evidence of demyelinating disease. Rare cases of neurological disorders, including seizure disorder, optic neuritis, and peripheral neuropathy have been reported in patients treated with CIMZIA; the causal relationship to CIMZIA remains unclear. Exercise ca...

Schering-Plough Highlights Hepatitis C Clinical Data Presentations at the European Association for the Study of the Liver (EASL) Annual Meeting

...yopathy, myocardial infarction, angina, pericardial effusion, retinal ischemia, retinal artery or vein thrombosis, blindness, decreased visual acuity, optic neuritis, transient ischemic attack, supraventricular arrhythmias, loss of consciousness; neutropenia, infection (sepsis, pneumonia, abscess, cellulit...

Ground-Breaking Combination of All-Oral Agents Demonstrates Potential as Hepatitis C Treatment Regimen

...itis), pancreatitis, and ophthalmologic disorders (decrease or loss of vision, retinopathy including macular edema and retinal thrombosis/hemorrhages, optic neuritis and papilledema). Adverse reactions reported during post-approval use of PEGASYS therapy, with and without ribavirin, include hearing ...

Roche and Pharmasset Initiate Phase IIb Clinical Trial of R7128, Most Advanced Nucleoside Polymerase Inhibitor in Development for Chronic Hepatitis C

...itis), pancreatitis, and ophthalmologic disorders (decrease or loss of vision, retinopathy including macular edema and retinal thrombosis/hemorrhages, optic neuritis and papilledema). Adverse reactions reported during post-approval use of PEGASYS therapy, with and without ribavirin, include hearing impai...
Optic in Medical Products

Fiber Optic Cable and Surgical Headlight Repair

Description: Broken, burnt or damaged fiber optics reduce the light output to your surgical site which causes a substantial decrease in the optical clarity that is so vital. Frequent inspection of your fiber optic instrumentation is essential to prevent further damage and more extensive and expensive repairs. Y...
Company:Mobile Instrument Service and Repair, Inc.

Keelite Fiber Optic Light Source

Description: The 3W L.E.D. is mounted coaxially on the loupe bar and is powered by a lithium battery pack giving 4 hours continuous use. The K-L.E.D. comes with two battery packs and a charging unit that can hold and charge both packs simultaneously, as well as being a convenient container to keep loupes when n...
Company:Keeler Instruments Inc.

DeepSite™ Fiber Optic Light

Description: This new small incision surgical light is an industry first, and has the potential to replace headlights for many surgeons. The DeepSite provides 10,000-footcandle intensity with a spot size of 2 to 6 inches, and can be positioned with one hand at distances of 15 to 22 inches from the incision. The...
Company:STERIS Corporation

XL3000 Fiber Optic Illumination System

Description: The new XL3000 by PerkinElmer is a complete fiber optic illuminator featuring the latest in Cermax Xenon technology. Cermax Xenon is the premiere fiber optic illumination technology for integration into endoscopy equipment and other demanding medical applications that require brig...
Company:PerkinElmer Life And Analytical Sciences, Inc.

XL2000 Fiber Optic Light Source

Description: The XL-2000 fiber optic light source is a superior choice for machine vision, endoscopy, boroscopy, micorscopy, minimally invasive surgery, headlamps, and dental curing. This is a high performance light source, which is light weight, compact and cost competitve with lower performing light sources. ...
Company:PerkinElmer Life And Analytical Sciences, Inc.

Fiber Optic Otoscope

Description: Light transmitted via fiber optic for homogenous illumination. All Keeler otoscopes have bright halogen illumination for clear and accurate visualization of aural canal. Lithium-ion batteries with quick recharge capability. Ring rheostat for fine control of illumination levels....
Company:Keeler Instruments Inc.

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Optic in Medical Dictionary

Glaucoma

...oma refers to a group of diseases that affect the optic nerve and involves a loss of retinal ganglion ...cells in a characteristic pattern. It is a type of optic neuropathy. Raised intraocular pressure is a signi... of disorders leading to progressive damage to the optic nerve, and is characterized by loss of nerve ti...

Vesicle

...erve pool of vesicles located away from the active zone of the presynaptic ... Author: Maria Valeria Canto-Soler, Title: Molecular regulation of optic vesicle development, Date: 1 May 2009, Publisher: SciTopics vesicle . Definition from Wiktionary, a free dictionary. Jump to: navigation, searc...

Temperature measurement

...ture measurement and display products are excellent for ... Pyrofiber technology industrial applications with an emissivity measuring fiber optic sensor non contact infrared thermometer for temperature measurement . Pyrometer industry article - solving emissivity problems in infrared ther...

Scotoma

...st stroke or brain injury. ... For example, a scotoma can be a sign of optic nerve damage sustained during a ... A scotoma (Greek: darkness; plu...nal (i.e., blind areas). Scotomas may be central, if caused by macular or optic nerve ... Scotoma are officially call it a quits! After 15 years th...

Sclera

...era is perforated by plenty of nerves and ... Eye care information ... optic nerve is attached to the sclera at the very back of the eye. In childre... is thickest posteriorly (about 1 mm) ... SCLERA (SKLEH-ruh) ... The optic nerve penetrates the sclera at the very back of the eye. The sclera i...

Retina

... The macula is the small, highly sensitive and specialized central area of the retina ... roughly in the center of the retina , temporal to the optic nerve. ... retina /choroid of a willing person who must cooperate in a way that would be difficult ... the basis of retina based identification...
Optic in Biological News

Colon cancer screening technique shows continued promise in new study

...a proof of concept that this sort of analysis could be a minimally intrusive colon cancer screening technique. Further studies with a compatible fiber optic probe are under way for multicenter clinical validation. The work builds on previous success in using a suite of optical technologies to detect bot...

Cell's split personality is a major discovery into neurological diseases

... the retina which convey information from the retina to the brain along the optic nerve, and are the primary link between the retina and the brain. The death...utamate causes vision loss in various neurodegenerative disorders including optic neuropathies. By disrupting signaling events in surrounding glial cells,...

Futronic Launches FS90 USB2.0 Mini Fingerprint Scanner

...nition software and hardware products, announces the commercial release of FS90 USB2.0 Mini Fingerprint Scanner. FS90 uses a specially designed optic system to deliver high quality image in a very small form factor. Its size is 57(L) x 29(W) x 27(H) mm and just slightly larger than one half of Futro...

Futronic Launches FS90 USB2.0 Mini Fingerprint Scanner

...nition software and hardware products, announces the commercial release of FS90 USB2.0 Mini Fingerprint Scanner. FS90 uses a specially designed optic system to deliver high quality image in a very small form factor. Its size is 57(L) x 29(W) x 27(H) mm and just slightly larger than one half of Futro...

Genetic sleuth solves glaucoma mystery

... Alberta medical geneticist has cracked the case of WDR36, a gene linked to glaucoma. Glaucoma is a leading cause of blindness in which cells in the optic nerve die, preventing the brain from understanding what patients see. Scientists have long suspected a link between WDR36 and glaucoma, but have been ...

Claudin 11 stops the leaks in neuronal myelin sheaths

...nknown whether it was required for myelin to act as a good insulator. To examine this question, Devaux and Gow compared electrical recordings from the optic nerve of wild-type and claudin 11 knockout mice. They found that although claudin 11 deficiency caused no gross defects in the appearance of the myeli...
Optic in Biological Technology

New filter clears up fiber optic communications

AMES, Iowa - Researchers at the U.S. Department of Energy's Ames Laboratory have come up with a potentially perfect way to sort and distribute the massive amounts of data that travel daily over optical fibers to people throughout the world. The new technology, a three-dimensional photonic crys...

First U.K. Stem Cell Awareness Rally to Take Place in Manchester, England on August 9th, 2009

...the story of her daughter, Macie, who regained vision after stem cell treatment in China. Macie, at 15 years old, was denied a driver's permit because optic nerve hypoplasia (ONH) had left her legally blind. After stem cell treatment in China, Macie returned to the States and one year later had the require...

Video: Varicose Veins, Much More Than a Cosmetic Issue, Can Prove a Health Risk

...ocedure that uses heat from a guided laser to close varicose veins. A small optic fiber is inserted through a needle into the varicose vein under ultrasound guidance. The laser is then activated and as the optic fiber is removed from the vein, it heats and closes the vein. This procedur...

EyeIC Receives FDA 510(k) Clearance for MatchedFlicker(TM) Retinal Aid Detection Technology

...terian Hospital. "MatchedFlicker automatically aligns and alternates serial optic disc photographs, allowing the clinician to quickly inspect each photograph...practice, MatchedFlicker has allowed me to make excellent use of historical optic nerve photos and plays a unique role in the detection of progressive glauco...

A breakthrough toward industrial production of fluorescent nanodiamonds

...eir fate and interactions in cultured cells or in the body. Similarly, fluorescence is used in material sciences to detect electromagnetic fields, for optic storage or tracking (notably to detect fake products). However, most of fluorescent dyes are made of molecules with a limited life time due to chemica...

Cimzia(R) (certolizumab pegol) Provides Long-Term Remission and Response Rates in Infliximab-Refractory Crohn's Patients

...erbation of clinical symptoms and/or radiographic evidence of demyelinating disease. Rare cases of neurological disorders, including seizure disorder, optic neuritis, and peripheral neuropathy have been reported in patients treated with CIMZIA; the causal relationship to CIMZIA remains unclear. Exercise ca...

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Optic in Biological Definition

Brain

...obes and the dorsal magnocellular lobes. The large optic lobes are sometimes not considered to be part of the brain proper since the optic lobes anatomically separate from the brain and are joined to the brain by the optic stalks. However, the...

Eye

...s detected and transmitted to the brain via the optic nerve . The eye is typically roughly spherical, f...id Fovea Iris Lens Macula optic disc optic nerve Ora serrata Posterior chamber ...

Marfan syndrome

...ssure on the heart and lungs. Other symptons include; abnormal joint flexibility, high palates , flat feet, stooped shoulders, and dislocation of the optic lens. Nearsightedness or myopia is a common condition associated with Marfan syndrome. In addition, the weakening of connective tissue often cause...

Thermoregulation

...obably regulated by the central nervous system, there being a thermogenic centresituated above the spinal cord, and according to some observers in the optic thalamus. Heat gains and losses in animals conduction - heat escapes from your body when you sit on a cold rock. convection - cooler air ...
Optic in Biological Dictionary

Retina

....... retina n. , pl. retinas or retinae ( ). A delicate, multilayered, light-sensitive membrane lining the inner eyeball and connected by the optic nerve Fig. 1. Retina as seen through an opthalmoscope (39 K jpeg image) CLICK HERE to see an animation (from the iris to the retina ) (546 K qui...

Pineal gland

...nd An endocrine gland located in the brain which secretes melatonin , is strongly regulated by light stimuli , and is an important component The optic "Third Eye" Compared to the Endocrinal Pineal Gland ... quality of the Pineal Gland ... The pineal gland is about the size of a grain of r...

Optic lobes

...ikipedia, the free encyclopedia (Redirected from optic lobe ) ... The four solid optic lobes help to decussate several fibres of the optic nerve. ... GFP expression in larval ...

Optic nerve

... The optic nerve , also called cranial nerve II, transmits ...al information from the retina to the brain. optic nerve hypoplasia is a medical condition that results in underdevelopment of the optic nerve (s). ...

Nucleolar organizer

...n nucleolar organizer : No resources available for this category. ... 1: Brain. 1993 Dec;116 ( Pt 6):1465-76. Nucleolar organizer regions in optic gliomas. ... silver impregnation of nucleolar organizer region-associated proteins ... Medical definition for the term ' nucleolar organize...

Infundibulum

..., Madrid, New Mexico, Remembering Kurt Vonnegut Britannica online encyclopedia article on infundibulum (anatomy), ...was presumably originally an optic centre, but it has acquired, in the course of evolution, a ... An examination of the hair follicle infundibulum , isthmus, and suprabulbar region ...
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