Number of Knee Replacements per Year
How many knee replacements are performed each year?
In the February 2007 issue of the Journal of Bone and Joint Surgery, it is affirmed that about a million knee replacements (or arthroplasties) are performed in the world each year ‘â€œ around half of them in the US only. There are two kinds of knee replacements: partial or total. The first knee arthroplasty was performed in 1968.