TED Conversations  William Valentine  Business Development
Engineer, B/E Aerospace   This conversation is closed. Start a
new conversation or join one »  What is the most profound
technology available for post surgery knee performance?  My
friend has had three knee operations. One on the right knee, and
two on the left knee. The Left knee's first operation was more
or less a failure, and was not healing so an additional surgery
was required. The second left knee, and only right knee
operations were successful.  He is still experiencing pain in
both knees though the surgeries are about a year old. He is
confused as to why this is the case, as am I. I have decided to
find out if in this day and age there is technology that can
produce materials, or actions that can rectify this pain. He
feel as though there is little to no shock absorption and
friction reduction in the joint. He has provided me with
information on the condition of his knees as well as some info
on the surgeries from his doctors. While my friend