Tag: "knees" at biology news
Serica scientists win AOSSM Award for ACL (knee) tissue regeneration in preclinical study
...urning to normal gait by 6 months; the majority of knees
were clinically stable at all points. Range of motion assessment indicated the knees
maintained a normal range flexion and extension at all points. By 12 months, the initial SeriACL gr...
Progress against sarcoma
...evelops in the arms or legs, particularly near the knees
or ankles but also near the hips or shoulders. It also can occur on the torso or neck. It often metastasizes, spreading to the lungs, lymph nodes and bone marrow. Even though it most often strikes young adults and adolescents, the most famous syno...
Walking tall: UH student working on space suit redesign for NASA
...if you were balancing on a surf board bending your knees
and staying low. This lowers your center of mass and allows you more stability." Scott-Pandorf is also considering research to investigate the mobility needed at the joints of the space suit that would allow an astronaut to move more naturally, ma...
New ergonomic backpack lightens the load
...ost impossible because of the large shocks to your knees
and ankles. What is striking about our ergonomic backpack is that one can feel the 86 percent reduction in force with each and every step." Rome and his colleagues also found that the suspended backpack's reduction in forces exerted on the body redu...
How movement lubricates bone joints
...king a cue from machines that gently flex patients knees
to help them recover faster from joint surgery, bioengineering researchers at UC San Diego have shown that sliding forces applied to cartilage surfaces prompt cells in that tissue to produce molecules that lubricate and protect joints. The results ...
Ossur's POWER KNEE widely available in September
...ue. For those involved in the trials, this was the knees
biggest advantage: they used terms like natural and carefree. It also facilitates the deceptively complex actions of effortlessly sitting down and standing up from a chair. The POWER KNEE, which comes under Bionic Technology by Ossur, the companys b...
Early bird caught the fish: Fossils depict aquatic origins of birds 115 million years ago
..., like a modern duck, and the webbed feet and bony knees
are clear signs that Gansus swam. "Webbed feet is an adaptation that has evolved repeatedly in widely separate groups of animals, such as sea turtles, whales and manatees, and would only hinder climbing or landing in trees," Harris said. "The big b...
First high-flex knee replacement implant shaped specifically to fit woman's anatomy
...cal differences. Various studies show that women's knees
significantly differ in shape from men's knees. Pi... from front to back and from side to side. Women's knees
typically are narrower from side to side, and are more trapezoid-shaped, whereas men's knees
Getting ACL tears to heal themselves
... of growth factors. Compared with untreated knees, knees
treated with the gel showed greater defect filling at 6 weeks (43 percent versus 23 percent). The gel-treated ACL defects also had a 40 percent increase in mechanical strength at 6 weeks, compared with just 14 percent for untreated defects. Although ...
Rice bioengineers pioneer techniques for knee repair
... hope of replacing the entire articular surface of knees
damaged by arthritis. The technique, developed at Rice University's Musculoskeletal Bioengineering Laboratory, is described in this month's issue of the journal Tissue Engineering. "This has significant ramifications because we are now beginning to t...
NJIT engineer poised to take stem cell research a step forward
...students, how to insert stem cells in to patients' knees
during surgery. Arinzeh's drive to advance the science of stem cell research has gained her national recognition. Two years ago, she earned the highest honor given to a young researcher by President Bush: The Presidential Early Career Award for Scie...
Study links low selenium levels with higher risk of osteoarthritis
...lleagues conducted the research. It focused on the knees
of 940 participants enrolled in the Johnston Count... be able to prevent or delay osteoarthritis of the knees
and possibly other joints in some people if they are not getting enough selenium. That's important b...
Robots walk with close-to-human efficiency
..., leading to a two-legged version with articulated knees
built by Wisse during a visit to Cornell. Collins .... Human beings minimize the swaying and bend their knees
to allow the moving foot to clear the ground, and two of the three new robots do the same. All three...
Scientists discover key egg enzyme for blocking sperm entry after fertilization
...ragile embryo. "Peroxide is what we put on skinned knees
to kill germs and on hair to get that summer sun-streaked appearance. It is not something we would expect an egg to be dealing with," says Dr. Wessel. Yet "deal with it" it does. Without hydrogen peroxide, the egg cannot transform its exterior into a...
Mouse model of osteoarthritis
...showed signs of wearing away. By 9 months old, the knees
of the mutant mice largely lacked articular cartilage. All told, the joints in these mutant mice closely resembled those in people with osteoarthritis, suggesting that BMP signaling is necessary for the maintenance of healthy articular cartilage. Thi...