Tag: "tiny" at medical news
Drug-coated stents effective in 'real world' patients
...on criteria for the clinical trials." Stents are tiny
flexible wire mesh tubes that prop open blocked arteries in the heart. Drug-eluting stents are coated with slow-release drugs that help prevent cell re-growth that can re-narrow the artery. These one-year results from the Rampamycin-Eluting Stent E...
Air pollution's impact on the heart is as bad as having been a smoker
...icates. They found that long-term exposure to tiny
particles of soot and dust, or PM2.5, was linked to a 31 percent increase in the risk of dying from ischemic heart disease, including fatal myocardial infarctions. This risk is comparable to the increased risk of dying of ischemic heart disease foun...
Mayo Clinic develops new technology to improve diagnosis of arm and hand injuries and disease
...hysician's ability to see small structures such as tiny
ligaments and nerves in the hand. This means more accurate diagnosis of injuries and diseases, and in some cases, eliminates the need for invasive diagnostic procedures such as arthroscopy, the visual examination of the interior of a joint with a sp...
Freezing technique kills majority of small malignant breast cancers
...dure took about 30 minutes and was conducted via a tiny
incision in the breast that was closed by a small bandage. The analysis of the lumpectomy tissue showed that seven of the nine patients had complete necrosis -- death -- of their tumors. Their tumors ranged in size from 8 millimeters to 17 millimete...
Keeping grandma safe and healthy with biosensors
...fe and healthy may someday be as simple as using a tiny
sensor that can reliably track her movements. An Oregon Health & Science University professor recently received $300,000 from Intel Corporation to create new ways of using sensing technology to detect cognitive impairment and dementia in elderly adul...
CT scans find tiny bladder, kidney & urinary cancers
...ngle 15-minute CT scan may be all it takes to find tiny
cancers, stones and other problems in the kidneys,...dings that MDCTU can find numerous problems in the tiny
vessels of the body's urine collection system, as well as detecting bladder cancer, kidney and bladd...
Wanted: people to test orgasmatron
...electrodes are inserted in the patient's spine and tiny
pulses of electricity are applied. Patients are kept conscious throughout the operation so that they can say when they feel less pain. During one such operation, the patient began exclaiming emphatically. When Meloy asked what was up, she said, "You'...
Procedure cures atrial fibrillation
... electrical impulses in heart muscle by delivering tiny
bursts of intense radiofrequency waves to the area...s will be targeted for ablation, doctors guide the tiny
devices into position and deliver the radiofrequency pulses with painstaking precision in patterns t...
Hearing aid research gets federal boost
...mployed. Miles, a mechanical engineer, has used a tiny
structure found in the ear of the fly as a model to develop the world's smallest directional microphones. "This important award is an indication of the level of research going on at Binghamton University," said Bahgat Sammakia, interim vice president...
Bone marrow stem cells build new circulation to lungs
...n engrafting into the microcirculation and forming tiny
new blood vessels, Zhao said. In the treated rats, microcirculation in the lungs was restored to almost normal levels, while severe PAH was observed in untreated animals and those that received skin fibroblasts. The stem cell group also had a re...
Universal bone marrow cell spurs growth of vessels and heart muscle
...pressure transducer, an instrument at the tip of a tiny
catheter that is threaded through an artery into the heart to measure blood pressure and heart function. Heart function after 28 days was better in rats that received the hBMSC than in the rats that received total bone marrow cells or saline. The tra...
Rochester chosen to focus on rare neurological diseases
...patients translates to financial loss because of a tiny
market for a new drug. In addition, researchers must find collaborators around the globe to create a pool of patients large enough to do a valid study. Griggs has pulled together a nationwide CINCH team Clinical Investigation of Neurologic Channelo...
Women & men differ in heart disease traits and treatment
...e U.S. but less common in other countries, sends a tiny
tube called a catheter into the groin, up through ...ller and therefore more vulnerable to blockages in tiny
vessels may account for some of it - but there may be something going on at the molecular level too....
Study of deadliest form of stroke demostrates much lower mortality rates at high caseload hospitals
...high blood pressure that leads to the rupture of a tiny
artery or vein, and drugs that create a dysfunction of the clotting system. Blood from the burst aneurysm can severely injure the brain, making SAH a catastrophic event that requires as early treatment as possible to increase chance of survival and/o...
American Thoracic Society Journal news tips for November 2003 (first issue)
...actant is a substance that coats the lining of the tiny
air sacs of the lungs (alveoli) and reduces their surface tension, preventing them from collapsing. Premature infants frequently experience respiratory distress because of a lack of surfactant. The research is published in the first issue for Novem...
OHSU doctors use 'putty' to prevent hemorrhagic stroke
...n treatment for an aneurysm is coiling, in which a tiny
platinum coil is inserted into the sac through a c...n for an aneurysm is surgical clipping, in which a tiny
metal clip is placed on the neck of the aneurysm to pinch off blood flow into the sac. But the clip ...
2003 winners of Collegiate Inventors Competition announced in NYC
... have found a way to synthesize silver nanoprisms, tiny
crystals made of silver. One day, the three inven...d that the silver interacted with light and formed tiny
silver crystals. By changing the light sources they have created nanoparticles of different sizes an...
Study finds way to dramatically increase hematopoietic stem cells
...em cells populations outside the body, such as the tiny
amounts that are found in banked samples of umbilical cord blood. The co-first authors of the Nature study are Laura Calvi, MD, formerly of the MGH Endocrinology Unit and now at the University of Rochester Medical School; and Gregor Adams, PhD, of C...
American Thoracic Society Journal news tips for October 2003 (second issue)
...ify its accuracy. HP involves inflammation in the tiny
air sacs of the lungs (alveoli) that is caused by an allergic reaction to inhaled organic dusts and occasionally, chemicals. After exposure, the lungs become inflamed and white blood cells accumulate in the walls of the alveoli. If a person has dev...
Aortic aneurysm death risk hinges on choice of surgeon, study finds
...ercent for general surgeons. Aneurysms start as a tiny
bulge in the wall of the body's largest blood vessel. They can stay intact or grow slowly for years, often without symptoms, before suddenly bursting open unpredictably. Or, a tear within the multi-layered wall of the aorta, called an aortic dissecti...
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