Copyright 2012 Medical News TodayLatest Health News and Medical News posted throughout the day, every day.http://www.medicalnewstoday.com/sections/medical_devices/admin@medicalnewstoday.com (MNT Admin)editors@medicalnewstoday.com (MNT Editors)en-us Sun, 12 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241450.phphttp://www.medicalnewstoday.com/releases/241450.phpChildren and adolescents with obstructive sleep apnea had substantial improvements in attention, anxiety and quality of life after treatment with positive airway pressure (PAP) - a nighttime therapy in which a machine delivers a stream of air through a mask into the nose. "The benefits occurred even when children didn't fully adhere to the treatment," said study leader Carole L. Marcus, M.D...Sleep / Sleep Disorders / Insomnia Sat, 11 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241421.phphttp://www.medicalnewstoday.com/releases/241421.phpScientists have developed a new kind of tiny motor - which they term a "microrocket" - that can propel itself through acidic environments, such as the human stomach, without any external energy source, opening the way to a variety of medical and industrial applications...Medical Devices / Diagnostics Fri, 10 Feb 2012 06:00:00 PSThttp://www.medicalnewstoday.com/articles/241485.phphttp://www.medicalnewstoday.com/articles/241485.phpCancer diagnosis and selecting the most appropriate treatment can be made easier by identifying genetic mutations through DNA sequencing...Genetics Fri, 10 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241412.phphttp://www.medicalnewstoday.com/releases/241412.phpIndividual cells modified to act as sensors using fluorescence are already useful tools in biochemistry, but now they can add good timing to their resume, thanks in part to expertise from the National Institute of Standards and Technology (NIST)...Biology / Biochemistry Thu, 09 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241327.phphttp://www.medicalnewstoday.com/releases/241327.phpRothman Institute at Jefferson joint researchers continue to seek better ways to diagnose and subsequently treat periprosthetic joint infection (PJI) in patients following total joint arthroplasty. Their latest research shows leukocyte esterase reagent (LE) strips, common in diagnosing urinary tract infections, can also have a role in rapid diagnosis of PJI...Bones / Orthopedics Wed, 08 Feb 2012 10:00:00 PSThttp://www.medicalnewstoday.com/articles/241366.phphttp://www.medicalnewstoday.com/articles/241366.phpAccording to a study published in the peer-reviewed journal Metabolism, a "breathalyzer"-like technology, currently under development at the University of Wisconsin-Madison, may help diagnose diseases in the future. The study shows a simple, but sensitive technique, that can identify normal and disease-state glucose metabolism by a fast analysis of exhaled air or blood...Medical Devices / Diagnostics Wed, 08 Feb 2012 10:00:00 PSThttp://www.medicalnewstoday.com/articles/241368.phphttp://www.medicalnewstoday.com/articles/241368.phpIn order to avoid leaving surgical items, such as needles, sponges, retractors, blades and other items used during operations, in the body, surgical teams have relied on counting and recounting the items for decades. However, a new system using innovative technologies has been developed by the University of Michigan Health System...Medical Devices / Diagnostics Wed, 08 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241288.phphttp://www.medicalnewstoday.com/releases/241288.phpThe future of disease diagnosis may lie in a "breathalyzer"-like technology currently under development at the University of Wisconsin-Madison. New research published online in February in the peer-reviewed journal Metabolism demonstrates a simple but sensitive method that can distinguish normal and disease-state glucose metabolism by a quick assay of blood or exhaled air...Medical Devices / Diagnostics Wed, 08 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241290.phphttp://www.medicalnewstoday.com/releases/241290.phpWhen William Murphy works with some of the most powerful tools in biology, he thinks about making tools that can fit together. These constructions sound a bit like socket wrenches, which can be assembled to turn a half-inch nut in tight quarters, or to loosen a rusted-tight one-inch bolt using a very persuasive lever...Medical Devices / Diagnostics Wed, 08 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241264.phphttp://www.medicalnewstoday.com/releases/241264.phpTiny metallic nanoparticles that shimmer in the light like the scales on a butterfly's wing are set to become the color-change components of a revolutionary new approach to point-of-care medical diagnostics, according to a study published in International Journal of Design Engineering...Medical Devices / Diagnostics Wed, 08 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241268.phphttp://www.medicalnewstoday.com/releases/241268.phpTo explore the most intricate structures of the brain in order to decipher how it functions - Stefan Hell's team of researchers at the Max Planck Institute for Biophysical Chemistry in Gottingen has made a significant step closer to this goal...Neurology / Neuroscience Wed, 08 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241275.phphttp://www.medicalnewstoday.com/releases/241275.phpIn two new studies featured in the February issue of The Journal of Nuclear Medicine, researchers are revealing how molecular imaging can be used to solve mysteries about difficult cases of breast cancer...Breast Cancer Wed, 08 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241276.phphttp://www.medicalnewstoday.com/releases/241276.phpMore and more people being cared for on ventilators are conscious during the treatment, but what is it like to be fully conscious without being able to communicate with the world around you? A thesis from the Sahlgrenska Academy at the University of Gothenburg, Sweden, has lifted the lid on a world of panic, breathlessness and unheard pain...Respiratory / Asthma Mon, 06 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241202.phphttp://www.medicalnewstoday.com/releases/241202.phpAn experimental device for removing blood clots in stroke patients dramatically outperformed the standard mechanical treatment, according to research presented by UCLA Stroke Center director Dr. Jeffrey L. Saver at the American Stroke Association's 2012 international conference in New Orleans...Stroke Mon, 06 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241203.phphttp://www.medicalnewstoday.com/releases/241203.phpJim Black is fighting the meanest, most aggressive, most common kind of brain tumor in the United States: recurrent glioblastoma multiforme (GBM). In the United States, each year, approximately 10,000 patients are affected by GBM. Now, a novel investigational device - available only at clinical trial sites - is offering new hope to these patients...Cancer / Oncology Sat, 04 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241105.phphttp://www.medicalnewstoday.com/releases/241105.phpThough pacemakers require only small amounts of energy (about 1 millionth of a Watt), their batteries have to be replaced periodically, which means multiple surgeries for patients...Medical Devices / Diagnostics Sat, 04 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241109.phphttp://www.medicalnewstoday.com/releases/241109.phpA research team led by investigators at Mayo Clinic in Florida has found that a small device worn on a patient's brow can be useful in monitoring stroke patients in the hospital. The device measures blood oxygen, similar to a pulse oximeter, which is clipped onto a finger...Stroke Fri, 03 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241086.phphttp://www.medicalnewstoday.com/releases/241086.phpA photograph of a polar bear in captivity, no matter how sharp the resolution, can never reveal as much about behavior as footage of that polar bear in its natural habitat. The behavior of cells and molecules can prove even more elusive...Medical Devices / Diagnostics Fri, 03 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241087.phphttp://www.medicalnewstoday.com/releases/241087.phpUsing some of the most powerful nuclear magnetic resonance equipment available, researchers at the University of California, Davis, are making discoveries about the shape and structure of biological molecules - potentially leading to new ways to treat or prevent diseases such as breast cancer and Alzheimer's disease...Breast Cancer Fri, 03 Feb 2012 01:00:00 PSThttp://www.medicalnewstoday.com/releases/241088.phphttp://www.medicalnewstoday.com/releases/241088.phpResearchers have developed a type of wearable, non-invasive electronic device that can monitor vital signs such as heart rate and respiration at the same time it records a person's activity level, opening new opportunities for biomedical research, diagnostics and patient care...Medical Devices / Diagnostics Fri, 03 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241071.phphttp://www.medicalnewstoday.com/releases/241071.phpResearchers from the Center for Vital Longevity at the University of Texas at Dallas and UT Southwestern Medical Center have completed a large-scale neuroimaging study of healthy adults from age 30 to 90 that measured beta-amyloid protein - a substance whose toxic buildup in the brain is a diagnostic marker for Alzheimer's disease...Alzheimer's / Dementia Thu, 02 Feb 2012 10:00:00 PSThttp://www.medicalnewstoday.com/articles/241115.phphttp://www.medicalnewstoday.com/articles/241115.phpHenry Ford Hospital researchers have found that conducting CT scans in the emergency department (ED) for individuals experiencing dizziness may not be cost effective. The researchers discovered that less than 1% of CT scans carried out in the ED showed a more serious underlying cause for dizziness (stroke or intracranial bleeding), which required intervention...Neurology / Neuroscience Thu, 02 Feb 2012 08:00:00 PSThttp://www.medicalnewstoday.com/articles/241095.phphttp://www.medicalnewstoday.com/articles/241095.phpAn agreement, in principle, regarding proposed recommendations for the new reauthorization of a medical device user fee program, has been agreed by the FDA and the Medical Device Industry. If the recommendations go through, the FDA would be authorized to collect $595 million from the medical device industry in user fees for a five-year period, with adjustments according to annual inflation rates...Medical Devices / Diagnostics Thu, 02 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241019.phphttp://www.medicalnewstoday.com/releases/241019.phpLong duration, controllable drug delivery is of wide interest to medical researchers and clinicians, particularly those seeking to improve treatment for patients with chronic pain or to prevent cancer recurrence after surgery...Pain / Anesthetics Thu, 02 Feb 2012 00:00:00 PSThttp://www.medicalnewstoday.com/releases/241022.phphttp://www.medicalnewstoday.com/releases/241022.phpUsing a liquid laser, University of Michigan researchers have developed a better way to detect the slight genetic mutations that might predispose a person to a particular type of cancer or other diseases. Their results are published in the current edition of the German journal Angewandte Chemie. This work could advance understanding of the genetic basis of diseases...Cancer / Oncology