Medical Optics News

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Satellite Remote-Sensing Method Hatches New Cell-Analysis System

Using the same "multispectral analysis" concept that enables satellites to study Earth's surface, Purdue University researchers have developed a new system that quickly determines the composition of cells and tissue for medical diagnostics and scientific applications.

15 Jul 2007

Laser Technologies Help Eradicate Food-Borne Pathogen

Purdue researchers are developing two inexpensive technologies that may be able to prevent future food-borne illness, such as the recent outbreak of E. coli in contaminated spinach.

15 Jul 2007

New Type of Laser for Providing High-Resolution 3-D Images of the Retina

In efforts that may improve diagnoses of many eye diseases, researchers will introduce a new type of laser for providing high-resolution 3-D images of the retina, the part of the eye that converts light to electrical signals that travel to the brain.

13 Jul 2007

MRI-Safe Motor Makes Robotic Biopsies Possible

Engineers at the Johns Hopkins Urology Robotics Lab report the invention of a motor without metal or electricity that can safely power remote-controlled robotic medical devices used for cancer biopsies and therapies guided by magnetic resonance imaging.

13 Jul 2007

Lasers Used to Generate Bulk Flow in Fluids

It is possible to manipulate small quantities of liquid using only the force of light, report University of Chicago and French scientists in the March 30 issue of Physical Review Letters .

13 Jul 2007

Bacteria Rapid Detection Using Optical Scattering Technology

Researchers at Purdue University have developed a new low-cost system that analyzes scattered laser light to quickly identify bacteria for applications in medicine, food processing and homeland security at one-tenth the ...

13 Jul 2007

New Light Microscope Surpasses Resolution of Conventional Optical Microscopes

A new light microscope so powerful that it allows scientists peering inside cells to discern the precise location of nearly each individual protein they are studying has been developed and successfully demonstrated by scientists at the Howard Hughes Medical Institute's Janelia Farm Research Campus in collaboration with researchers at the National Institutes of Health and Florida State University.

13 Jul 2007

New Uses for Scintillating Materials

Using materials that flash when struck by certain types of radiation, sensors developed in a new laboratory at The University of Alabama in Huntsville might help doctors treat cancer, customs agents scan for dirty bombs, and scientists study the furthest reaches of the universe.

13 Jul 2007

Rensselaer Researchers Analyze Specialized Pulsed Lasers injection Process on Living Cells

Specialized pulsed lasers have been used to inject individual cells with a variety of materials, but little is known about how this type of injection might affect living cells.

13 Jul 2007

More Accurate Breast Cancer Diagnosis May Come from Combined MRI-Optics Method

By combining two techniques, magnetic resonance imaging (MRI) and near-infrared optics, researchers at Dartmouth College and Dartmouth Medical School may have devised a new, potentially more accurate method for diagnosing breast cancer.

13 Jul 2007