Tag: "optical" at medical news

Filmless System Puts X-Ray Images On The Web

...ipulated on acomputerscreen. Images are stored on optical disks allowing for rapid retrieval of notonly the most recently taken image, but past images for comparison. Past filmscan also be digitized so that relevant historical exams will be archived. AGFA, a technical imaging company and a divisio...

Three INEEL Inventions Win International Recognition

...oper billing. "It is exciting working on emerging optical technologies at the INEEL. Oursensor will help the power industry to deliver power to homes and businesses.This will become even more important as the deregulation of the power industrycontinues and competition between power generation companies begi...

Microwaves May Provide Early Detection Of Breast Cancer

...stly andinvasive biopsies. Ultrasound, MRI and new optical breast imaging techniques aregenerally not foreseen as front-line screening methods for healthy women. Highly sensitive microwave detection may help to reduce breast cancer mortalityby warning of malignant tumors at a very early stage. The anticipat...

Nerve Agent Sensor A Million Times More Sensitive

...es for detectingnerve agents in water is a tapered optical fiber, which is treated witheuropium, ametallic element used in the manufacturer of television screens. The fiber ishooked to a spectrometer and a light source. Light is directed to the end ofthefiber in the solution being examined and the light th...

Visual Environment Can Affect Even Healthy Eyes --- Nature Works With Nuture For Good Vision

...: the length of the eye and the power of the eye's optical system, which includes the curve of the cornea. When the Yerkes team examined the group of normal monkeys from newborns to adolescents they found that the more farsighted (short-eyed) the animals were at birth the faster their eyes grew. No m...

MRI Images Using Laser-Polarized Xenon

...es of xenon, which have been polarized by an laser optical pumping systembefore being inhaled by the animal. ... for Research. The U-M holds a patent on thelaser optical pumping method and an additional patent is pending on the laserpolarization and noble gas delivery s...

Mini-motor models nature, advances miniaturization technology

...beyond nanotechnology, which wecan visualize using optical microscopy or electron microscopy. We're taking itall the way to the single molecule level, which is quite exciting." Dr. Kelly's motor is a small organic molecule containing less than 50 carbonatoms. It operates as a unidirectional ratchet and is ...

Novel photonic material developed at UB reveals how human breast-cancer cell takes up anticancer agent

...s team. Generation of the image is done by optical sectioning of cells treatedwith AN-152-C625, where a beam of light from the microscope is focused ondifferent planes of the cell, one at a time. "When the AN-152-C625 is outside of the cell, we do not see it becausethe concentration is too lo...

Missouri scientist takes 'rocky' road to NASA

...all's Global Hydrology and Climate Center, he uses optical equipment like satellite photography to spur new developments in other science fields. The self-described "mad scientist" said remote sensing is not as far removed from geology as it may seem. "Geologists have, for decades, been trained to use aeri...

Not Cartier, but non-allergenic and long-lasting: Worlds first diamond micromachines created at Sandia

...y of applications ranging from air bags in cars to optical micromirrors slated for possible deployment on satellites.There are two kinds of diamond, crystalline and amorphous. The Sandia researchers use amorphous diamond, the hardest substance known to science after crystalline diamond. Crystalline is curren...

New tools for early cancer detection

...T (617-253-7700, msfeld@mit.edu ) will discuss an optical technique for detecting the first signs of cancer in epithelial tissue--the tissue that covers the surfaces of the body and where most cancers begin. With the ability to measure the density and size distribution of cells, the researchers have found ...

'Smart scalpel' detects cancer cells in seconds

... output frequency by a receiver and transmitted by optical fiber to a laptop computer a few feet from the ins...be transmitted from the scalpel to the computer by optical fiber. Far quicker results The microcavity laser is far quicker to produce results than flow cell ...

Northwestern chemist develops nanoplotter with parallel writing capabilities

...paving the way to making it competitive with other optical and stamping lithographic methods used for patterning large areas on metal and semiconductor substrates, including silicon wafers. "Our multiple-pen, parallel process nanoplotter gives the nanotechnologist a powerful new tool," said Chad Mirkin, Ge...

SU scientist receives patent that could revolutionize medical magnetic resonance imaging

... agent is a rare gas called Xenon 129. The current optical method for polarizing Xenon 129 is expensive and does not yield large enough quantities to be useful on a wide scale. The possibility of finding a better way to polarize the gas presented an intriguing physics challenge for Honig, who created t...

Prevention of eye attacks

...condition, which is the most common cause of acute optical nerve disease in adults over 50 years of age. While the frequency of the condition is estimated to occur in only a couple of people per thousand, per year, the catastrophic results are unquestioned. Studies indicate that irreversible damage can occ...

Science, engineering and technology newstips

...eb surfing at the speed of light * Building better optical networks * Taking manufacturing to the microscale ...nia, Davis. Yoo is leading a team to build a trial optical Internet system, to be tested on the UC Davis campus later this year. Optical networks use light pu...

From preventing disease to softening our ride, Virginia Tech inventions and creations can improve lives

...oscopic object through the collection of a single optical scan of the image. He reports that the European Mo...his students, received a patent for a new class of optical fiber sensors for self-calibrating measurement of pressure, temperature and strain at high temperatu...

Glow-in-the-dark zebrafish helping Jefferson scientists uncover cholesterol genes

..., meaning it halted the fish from metabolizing the optical reporter. Drug companies are extremely interested in the research for its potential new drug targets, he notes....

Optical technique studies brain activity without surgery on skull

...ood flow and oxygen consumption in the brain." The optical technique is fast and simple to use, Gratton said....d by near-infrared laser diodes is carried through optical fibers to a persons head. The light penetrates the skull where it assesses the brains oxygen level ...

Submicrometer-scale metallic barcodes described by Penn State and Surromed

... of the journal Science report on the fabrication, optical properties, and initial application of microscopic metallic barcodes. When coated with biomolecules, these patterned metallic particles enable the simultaneous monitoring of multiple biological reactions in very small volumes of fluid. The researc...

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