Tag: "repairs" at medical news

PENN begins clinical trial of newest technology to treat thoracic aortic aneurysms

...prevent an aneurysm from rupturing. Open surgical repairs carry high health risks for many older patients, who may also suffer from other significant medical conditions such as heart disease, lung disease, diabetes or hypertension. The Zenith TX2 system requires an incision to insert the graft's hydrophili...

Researchers describe how human blood stem cells transform themselves to repair injured animal hearts

... fusion has been seen in the liver when that organ repairs itself, Yeh notes. "Cell fusion has been important for muscle growth. Myocytes fuse to form a muscle and the muscle regrows fused." He also says that cells with both mouse and human DNA are not diseased or cancerous, and appear to perform as needed,...

Protein 'key' could aid search for cancer drugs

... its rivals and shuts down cell division while DNA repairs take place. The work, sponsored by the American C...roteins that need to interact with the DNA to make repairs or copies or to take part in other genetically regulated tasks. Genes that code for sliding clamp pr...

Open surgery better for most hernias

... system, the nation's largest, about 10,000 hernia repairs are performed each year. Inguinal hernias occur when a loop of intestine pushes through the abdominal wall and down into the inguinal canal in the groin, either due to an inborn weakness or excessive strain. The result is a bulge that is usually pai...

Clip device accomplishes endovascular, non-surgical repair of faulty heart valve

... To date, a total of 10 percutaneous mitral valve repairs using this device have been performed nationwide. Dr. Feldman performed the first U.S. procedure in Evanston Hospital's Cardiac Catheterization Laboratory. Other U.S. investigators participating in the trial are: Howard Herrmann, MD, University of P...

'Duct Busters' team travels to perform newborn heart surgery at regional hospitals

...iladelphia team, known informally as Duct Busters, repairs a life-threatening heart defect called patent ductus arteriosus (PDA), in which a major blood vessel fails to close after birth. Most common in premature newborns, this open duct causes abnormal circulation in the newborn and can lead to heart failur...

Northwestern Memorial helping to define best treatment for congestive heart failure

...or of the study. Surgical ventricular restoration repairs valve abnormalities, decreases the size of the left ventricle and restores the normal geometry of the pumping chamber to improve the heart's ability to pump blood to the body. "A healthy ventricle looks like a football, elliptical in shape, while a ...

Nicotine metabolite may improve memory, protect against disease

...e understanding of the mechanism by which nicotine repairs stress-damaged brain function," says Abdulaziz Ale...e understanding of the mechanism by which nicotine repairs damaged brain function, and may one day help scientists design new, safe therapeutic agents for hypo...

Aortic aneurysm death risk hinges on choice of surgeon, study finds

...pitals were also classed according to how many AAA repairs were performed there; high-volume hospitals had more than 35 AAA operations in a year. Overall, 4.2 percent of patients who had an aortic aneurysm repaired died before they left the hospital, demonstrating just how risky the operation is. But only 2....

Recruitment of 50,000 sisters of women with breast cancer

...termine the way their bodies handle carcinogens or repairs DNA. They also, Sandler said, share a common concern over the disease that makes them more likely to want to participate in the study and stay in the study for the ten or more years that it may take to get results. Besides collecting biological and...

Drug shows promise in treating severe, often-lethal complication of stem cell transplants

...y active on the surface of small blood vessels and repairs blood vessel injury, did not cause any serious bleeding and side effects, such as hot flashes, were mild. Richardson and his colleagues currently are conducting a randomized, prospectivetrial of defibrotide to verify this study's findings and determi...

Tissue engineers steering stem cells to produce bone, cartilage

...n theory, patients preparing for cartilage or bone repairs will be able to donate their own stem cells prior to the procedure, reducing the likelihood of infection and tissue rejection. MIT's Technology Review magazine recently recognized Elisseeff, 28, as one of the World's Top 100 Young Innovators in tech...

New endovascular prosthesis is promising for non-surgical treatment of TAAs

...dence of morbidity and mortality with endovascular repairs support further evaluation of this technology," he adds....

Smaller aneurysms best left alone

...e it with endovascular repair -- a new method that repairs the AAA from inside the aorta through a small incision in the groin. Researchers hope to determine which repair method has the best long-term results. The study will begin this summer at 40 VA medical centers. Research is an intrinsic part of the V...

Magnetic fluids offer hope for damaged retinas

...lace. A magnetized version of the fluid would make repairs easier and more precise by allowing the fluid to be moved to areas of the eye that are hard to reach, according to the researchers. The treatment appears promising in laboratory studies, says Judy Riffle, Ph.D., head of the research team and a chemis...

Overstocked blood drains nations supply

...urgeries included carotid endarterectomy (CEA) and repairs of cerebral aneurysms and arteriovenous malformations (AVM). AVMs are a disorder where arteries and veins are misconnected in such a way that blood cant move freely from the arteries to the veins. Researchers noted the use of RBCs before, during an...

Material could lead to self-healing cavities

... going to work with a large cavity because it only repairs small holes and is not as strong or hard as conventional filling materials, such as ceramic and glass." Antonucci does not expect ACP to replace current bioinert fillings. "We don't envision it as a permanent filling. If we use it as a liner or base...

Elderly less likely than other adults to have economic problems

... and do household chores and repairs -- all of whichsave money. "Also, retired people have the benefit of theirown knowledge -- they have learned from their own mistakes and those of others and they know how to l...

New clinical trial to test promising U-M heart valve reconstruction operation for patients with serious heart failure

...eUniversity of Michigan Health System. The surgery repairs the valve that controls the flow of blood between two of thedamaged heart's chambers. Its pioneer, Steven F. Bolling, M.D., professor in theCardiac Surgery Section of the U-M Surgery Department, and his colleagues havereported dramatic survival impro...

New, less invasive repair of major artery defect

...dding that clinical reports from Europe of similar repairs have notedacceptable success for longer periods of time. At UNC, a multi-specialty center has been developed to offerendovascular techniques combining the skills of surgical and interventionalradiology experts. Marston points out that the uni...

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