Tag: "probe" at medical news
Watching metals melt, nanometer-scale views inside cells
...S).Using this process, surgeons take a fiber optic probe
connected to alaser to access the desired location in the body. There, the probeshines the laser light on tissue, and researchers or physiciansrecord the spectrum of light that the tissue radiates (or"fluoresces") in response. As team member Laura ...
Sonic flashlight puts ultrasound images in physician's line of sight for catheter placement
...hand, the sonic flashlight--which is an ultrasound probe
with a two-inch monitor and a semi-transparent mir...everything in front of the physician or nurse. The probe
is placed on the area of the body where the catheter will be inserted. The monitor on the probe
Duke engineers develop new 3-D cardiac imaging probe
... imaging probe. Inserted inside the esophagus, the probe
creates a picture of the whole heart in the time i...ogy to image a single heart cross section. The new probe
has considerable potential not only for evaluating the condition of the heart, but also for use in g...
Fluorescence device to diagnose atherosclerosis and tumors described at optics conference
... is to develop a minimally invasive, intravascular probe
that will monitor plaque over time or guide therap...ions to prevent plaque rupture. It may be that our probe
will be attached to an angioscope or to an intravascular ultrasound catheter to investigate the plaq...
Lowell receives Smith Family Award for Excellence in Medical Resarch
...estigations utilize genetically engineered mice to probe
the cellular and molecular mechanisms responsible for obesity and its complications. These studies have led to important discoveries regarding the means by which the brain controls fat stores. Among other findings, Lowell's lab has discovered an imp...
New computer program uses brain scans to assess risk of Alzheimer's
...a sampling technique that uses MRI to anatomically probe
the PET scan. MRI relies on electromagnetic energy to excite water molecules in the brain to create an anatomical map of the brain. The MRI was used in the study to determine the total volume of the hippocampus and then to define that portion (...
Radiofrequency ablation is effective long-term treatment for kidney tumors
...probes used in biopsy procedures. Placement of the probe
is guided by CT scan, ultrasound or other imaging techniques. Widely used to treat cardiac arrhythmias, RFA is also being investigated for destruction of small liver tumors and has been used for more than ten years to treat a benign bone tumor called...
Drugs for blood pressure and seizures among treatments recommended for essential tremor
... guideline. In deep brain stimulation, an electric probe
is placed inside the thalamus which helps block the impulses that cause tremors. A thalamotomy places a lesion on a small part of the thalamus which helps stop the signals that cause tremors. "The surgical option depends on each patient's circumstanc...
New guidelines: Common drugs can calm essential tremor
... guideline. In deep brain stimulation, an electric probe
is placed inside the thalamus which helps block the impulses that cause tremors. A thalamotomy places a lesion on a small part of the thalamus, which helps stop the signals that cause tremors. "Both surgeries were more effective than medications at i...
Researchers discover novel pathway of inflammation that contributes to lung damage in CF patients
...ls' team is investigating gene-based strategies to probe
the immune system's ability to fight infection in the T-cell depleted setting. In mice when T-cells are depleted, the mice are able to protect themselves against infections when given an experimental therapy that takes certain proteins secreted by T-...
Arts program provides services, guidance to HIV/AIDS patients
...xpressive-arts class. "Both stories, his and mine, probe
the mystery of disease, expression and the search for coherence," Kellman writes. "My research and Joe's story weave together to not only explore the role of art in healing but also the role of the researcher in such enquiries." Kellman said she felt...
Detecting Alzheimer's in the eye, lifting fingerprints without touching the surface
...niversity in Evanston, IL havedeveloped an optical probe
that has shown signs of detecting coloncancer far ...n trials and working to develop a smallfiber-optic probe
that can carry out LEBS measurements. The researchers envision that LEBS could become a part of an...
Polar explorer delivers rare snow-depth data to ESA for CryoSat validation
...ness reading every few meters. We punched our snow probe
through the snow cover until it touched ice. We would read out the thickness, shouting out the depth to the team member writing it down. The third man kept an eye out for polar bears and carried our gun. How difficult was it to take the measurements?...
Study shows new imaging tracer clarifies cause of chest pain up to 30 hours after pain stops
...t the University of Maryland Medical Center. "This probe
provides a direct connection to the cause of the chest pain without requiring a treadmill stress test or use of a drug that produces stress to assess heart function," says Dr. Dilsizian. Nuclear medicine combines computers, detectors and radioactiv...
1.7m to build world's first SIMS instrument combined with infra-red spectroscopy
...d infra-red spectroscopy have already been used to probe
prostate cancer tissue in a separate project within the University's School of Chemical Engineering and Analytical Sciences. Co-investigators Dr Peter Gardner and Dr Nick Lockyer, in collaboration with scientists and clinicians at the CRUK Paterson I...
Optical imaging added to ultrasound improves breast cancer diagnosis
... to an ultrasound transducer, creating a hand-held probe
capable of acquiring both ultrasound images and light waves. The collected images and optical data were then processed using a computer algorithm. "The combination of the two technologies is key," said Dr. Zhu. "Ultrasound locates the lesion, while ...
Cold treatment protects against infant disability and death from oxygen loss
... degrees Fahrenheit), as measured by a temperature probe
placed in an infant's esophagus. The infants in the hypothermia group were enrolled within the first 6 hours of birth, and remained on the cooled blanket for 72 hours. After 72 hours had passed, they were gradually warmed to a normal body temperatu...
Medical news tips
...veral rigorous tests, including a small fiberoptic probe
and florescence, to detect oxygen levels in the prostate, and no rat showed any indication of low oxygen levels following hormone suppression," he says.It is still unclear as to how oxygen remains in the tumor without the small blood vessels, but DeW...
Duke engineers developing ultrasound devices combining 3-D imaging with therapeutic heating
...s radio waves emitted from the end of an electrode probe
that touches and excessively heats tissue selected for destruction. After threading that internal probe
into the heart through arteries, physicians must now rely on fluoroscopic imaging -- X-ray movies --...
Study reveals surprising attitudes about research involving adults with Alzheimer's
...bar punctures (spinal taps) or a drug challenge to probe
the brain's function, were still seen as probably or definitely acceptable by sizable majorities. The participants perceived the highest risk from studies involving gene transfer, Alzheimer's vaccine and brain biopsy or tissue sampling. But despite ...
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