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News tagged with knee

New coating for hip implants could prevent premature failure

Every year, more than a million Americans receive an artificial hip or knee prosthesis. Such implants are designed to last many years, but in about 17 percent of patients who receive a total joint replacement, ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Implant bacteria, beware: Researchers create nano-sized assassins

Staphylococcus epidermidis is quite an opportunist. Commonly found on human skin, the bacteria pose little danger. But S. epidermidis is a leading cause of infections in hospitals. From catheters to prosthetic ...

Nanotechnology / Bio & Medicine

created Jun 26, 2009 | popularity 4.9 / 5 (8) | comments 0

OpenSim open-source software from Stanford accurately models human motion

There are 640 muscles in the human body, or maybe it is 639. Or maybe it is 850. Or 656. It all depends on whom you ask. In any case, it is a lot. Stanford bioengineer Scott Delp knows; he has programmed almost every one ...

Technology / Software

created Oct 28, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

The Nanotechnology of Sundew and English Ivy

Fifteen small sundew plants perch on a window sill, collecting sunlight and eating meat in the lab of Mingjun Zhang on the University of Tennessee's Knoxville campus. Sundew plants are carnivores, consuming ...

Nanotechnology / Bio & Medicine

created Oct 18, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Meet MABEL: World's fastest two-legged robot with knees

Recently, a team of researchers at the University of Michigan in Ann Arbor made a robot run like a human.

Electronics / Robotics

created Oct 03, 2011 | popularity 5 / 5 (4) | comments 12 | with audio podcast

Wireless tags give physicians details and condition of orthopedic implants with the wave of a wand

Radio-frequency technology developed at the University of Pittsburgh that uses human tissue instead of air as a conduit for radio waves is the basis of the first electronic "tag" system designed to track and ...

Technology / Engineering

created Jun 10, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Hips take walking in stride; ankles put best foot forward in run

(PhysOrg.com) -- In a first-of-its-kind study comparing human walking and running motions – and whether the hips, knees or ankles are the most important power sources for these motions – researchers at North Carolina ...

Biology / Other

created May 25, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Uric acid may increase likelihood of severe osteoarthritis

(PhysOrg.com) -- The amount of uric acid in one's joints may increase the likelihood of severe osteoarthritis, the most common form of arthritis worldwide, according to researchers at Duke University Medical Center.

Medicine & Health / Diseases, Conditions, Syndromes

created Jan 18, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Biological joints could replace artificial joints soon

Artificial joint replacements can drastically change a patient's quality of life. Painful, arthritic knees, shoulders and hips can be replaced with state-of-the-art metal or ceramic implants, eliminating pain and giving a ...

Medicine & Health / Medical research

created Jan 05, 2011 | popularity 4.9 / 5 (13) | comments 9 | with audio podcast

Staples lead to higher risk of infection after joint surgery than traditional stitches

Using metal staples to close wounds after orthopaedic (joint) surgery can lead to a greater risk of infection than using traditional nylon sutures, concludes a study published in the British Medical Journal today.

Medicine & Health / Diseases, Conditions, Syndromes

created Mar 17, 2010 | popularity not rated yet | comments 0 | with audio podcast

Motorized knee can make you run faster

(PhysOrg.com) -- Scientists at the Tsukuba University in Japan have come up with a motorized knee you can attach to your leg to make you run faster and use less muscle power.

Technology / Engineering

created Dec 22, 2009 | popularity 4.3 / 5 (12) | comments 6 weblog

Tissue-engineering researchers create replacement knee ligaments from recipients' own cells

(PhysOrg.com) -- In a development that could lead to more complete recovery from torn anterior cruciate ligament (ACL) injuries in humans, University of Michigan researchers have grown and repaired knee ligaments in rats ...

Medicine & Health / Medical research

created Nov 03, 2009 | popularity 5 / 5 (4) | comments 0

Growing Cartilage from Stem Cells

(PhysOrg.com) -- Damaged knee joints might one day be repaired with cartilage grown from stem cells in a laboratory, based on research by Professor Kyriacos Athanasiou, chair of the UC Davis Department of Biomedical Engineering ...

Medicine & Health / Medical research

created Oct 20, 2009 | popularity 4 / 5 (3) | comments 2

Hormone promises to keep joint injuries from causing long-term osteoarthritis

An existing osteoporosis drug is the first ever found to prevent cartilage loss from osteoarthritis following injury to a joint, and may also regenerate some cartilage that has been lost to osteoarthritis, according to an ...

Medicine & Health / Medical research

created Sep 12, 2009 | popularity 3 / 5 (2) | comments 2

Knee injuries may start with strain on the brain, not the muscles (w/ Podcast)

New research shows that training your brain may be just as effective as training your muscles in preventing ACL knee injuries, and suggests a shift from performance-based to prevention-based athletic training programs.

Medicine & Health / Other

created Jul 24, 2009 | popularity 3 / 5 (4) | comments 0

Knee

The knee joint joins the thigh with the leg and consists of two articulations: one between the femur and tibia, and one between the femur and patella. It is the largest and most complicated joint in the human body. The knee is a mobile trocho-ginglymus (i.e. a pivotal hinge joint), which permits flexion and extension as well as a slight medial and lateral rotation. Since in humans the knee supports nearly the entire weight of the body, it is the joint most vulnerable both to acute injury and the development of osteoarthritis.

For more information about Knee, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.

Related topics: osteoarthritis