Facts & Figures - Joint resolution
When the first successful joint replacement operations were done
300,000 / 193,000
Number of knee / hip replacements now done each year in the U.S.
700 / 350
Number of knee / hip replacements now done each year at DHMC
$39,050 / $41,400
Average total charge (for hospital and professional fees) for a knee / hip replacement at DHMC
When Dartmouth began to collect failed, "explanted" artificial joints from all over the world to study the reasons for their failure
Number of explanted joints amassed at Dartmouth since then; it is now the world's largest such collection
When Dartmouth's Dr. Michael Mayor, an orthopaedic surgeon, and John Collier, a biomedical engineer, began to develop a porous-coated hip implant, the first cementless artificial joint
National success rate of joint replacement operations today
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