NSF gives 'teeth' to biomaterials research
.... "As we age, we require more maintenance -- a new knee or hip, perhaps. Who knows what we'll be able to make in the future?"......ing running. Larger surface areas in the hip, knee and ankle joints, for improved shock absorption during running by spreading out the forces. The arrangement of bones in the human foot creates a stable or stiff arch that makes the whole foot more rigid, so the human runner can push off the grou...Injectable gel could speed repair of torn cartilage
...cted into areas where cartilage is torn, such as a knee joint, the material hardens into a gel upon exposu...uries, as during sports, and is most common in the knee joint, but the condition also can occur as a result of normal daily activity. Conventional treatment...A key signaling molecule in osteoarthritis is identified
... cartilage chondrocytes (cartilage cells) of their knee joints. "DDR2 is a signaling receptor on cell surfaces that binds to collagen fibrils outside the cells," explains Dr. Li. "The normal function of DDR2 is largely unknown. One report demonstrates that the lack of DDR2 results in dwarfism in mice, pro...Women's health, tissue regeneration is focus of Illinois & Carle Hospital initiative
...ial and oral surgical repairs and in the repair of knee damage caused by football and soccer injuries, or in conjunction with knee and hip replacements. Researchers in recent years have begun to understand the complexity of the mic...Study: Testing for joint substance in blood might improve diagnosis of osteoarthritis
...t enable doctors to diagnose osteoarthritis of the knee and hip earlier or more accurately, a new study co...HA) between individuals with osteoarthritis of the knee as shown on X rays and those without knee or hip osteoarthritis," said study director Dr. Joanne M. ...Chemical that triggers hibernation may protect muscles
...culoskeletal reconstructive surgery (e.g., a total knee replacement)." They note that since the HWP group recovered to the same level of force as the group that was not exposed to hypoxia, the protective factors in the plasma of the hibernating woodchucks safeguarded the muscle quite optimally. One of the...Walk slowly for weight loss, according to University of Colorado study
...er than 3 miles per hour reduce the loads on their knee joints by up to 25 percent. "The message is that...show that brisk walking dramatically increases the knee joint forces, which can lead to a variety of problems including joint injuries and arthritis, the re......ned joint tissue from patients who underwent total knee replacement for rheumatoid arthritis (RA), osteoar...at were significantly upregulated in the arthritic knee tissues. However, protein expression studies revealed that only Wnt-7b was produced in arthritic jo...Gene therapy advance treats hemophilia in mouse models
...ophilia A, a condition in which even a bump on the knee can cause serious internal bleeding in people. Researchers at the University of Iowa Roy J. and Lucille A. Carver College of Medicine improved a vector -- a vehicle that delivers gene therapy to cells -- in two ways to create a sustained, partial cor...Diamonds are a doctor's best friend
...tional Orthopaedic Hospital (RNOH) with DLC-coated knee implants for patients allergic to the metal used. ...ting for specific applications. An optimum DLC for knee prostheses is not necessarily the same as one for lining an artificial artery, for instance. Indeed,...Ossur captures Frost & Sullivan Technology of the Year Award for breakthrough RHEO KNEE
...ur has launched the first artificially intelligent knee system having the ability to learn and adapt to it...ation of microprocessor-controlled, swing & stance knee systems that incorporate artificial intelligence, giving the system the ability to learn how the use...Ossur congratulates Hugh Herr on Popular Mechanics 2005 Breakthrough Leadership Award
...he Rheo Knee is the first artificially intelligent knee system that has the ability to learn and adapt to ...dulating magnetic forces, effortless initiation of knee flexion and a normalized pelvic position during pre-swing is better restored to the amputee. Inhere...Study links low selenium levels with higher risk of osteoarthritis
...ugh selenium in their bodies face a higher risk of knee osteoarthritis, a first-of-its-kind new study sugg...15 percent to 20 percent decrease in their risk of knee osteoarthritis. Those who had less of the trace mineral than normal in their systems faced a higher ...Sonography valuable in determining surgery in peroneal nerve injuries in the knee
Peroneal nerve injury in traumatic knee dislocation is common, especially in high-speed co...uring contact sports and to indirect injury during knee trauma," said the authors. Clinically, the nerve is usually inspected during reconstructive knee sur...Secrets of the sea yield stronger artificial bone
...re than 150,000 hip replacement and nearly 300,000 knee replacements were performed in 2000, according to the National Center for Health Statistics. These numbers are expected to swell in the future as baby boomers age. Because of the pressing need for longer-lasting artificial bone, researchers like Toms...Heparin prepared synthetically could replace animal-derived drug
...surgery, stent implantation, indwelling catheters, knee and hip replacements, and deep vein thrombosis. The annual worldwide sales of heparin are estimated at $3 billion. "We have synthetically prepared heparin in quantities large enough for use in human medical treatments by engineering recently discover...Early human ancestors walked on the wild side
... have evidence that they were interesting from the knee down as well."......cal technology used to image brain tumors and torn knee ligaments is now taking the field of marine biology to a new dimension by allowing anyone with Internet access to examine fish as never before. Researchers at the University of California, San Diego's Keck Center for Functional Magnetic Resonance Ima...