April 04, 2012: No Added Cancer Risk From Hip Replacement Materials: Study
But British researchers said longer term studies are needed

March 13, 2012: Ban Metal-on-Metal Hip Replacements, U.K. Researchers Assert
Failure rates are much higher in metal-on-metal devices than in those with other materials

February 24, 2012: Skin Tests Catch Metal Sensitivity Before Joint Replacement
In affected patients, testing allows surgeons to avoid that metal when choosing implants

February 28, 2011: With a 'Third Arm,' It's the Thought That Counts
Making the brain think a prosthetic is person's real limb could help in stroke recovery, scientists say

April 29, 2010: Artificial Legs Now a Reality for Pets
Medical advances making it possible for dogs like Cassidy to romp on all four legs

August 11, 2009: Limb-Sparing Surgery May Offer Little Benefit to Cancer Patients
It doesn't affect quality of life in most cases, review finds

July 09, 2009: Technology Takes a Step Toward Treating Paralysis
Microelectrodes placed directly on the brain allow movement in study participants

September 15, 2008: Prosthetic Ears Boost Hearing After Injury
Not only restores aesthetics, but also improves speech recognition