All knee replacements, partial or total, will have parts made of a few different materials (likely metals and plastic). In most cases, each component is built from titanium, cobalt-chromium alloys, or a titanium and cobalt mixed metal.
Dear Raman Kumar you can easily find very good information right here on RG. For example, please see this article entitled "Materials used for hip and knee implants". The article is freely available as public full text:
Chapter Materials used for hip and knee implants
There is another potentially useful article available on RG which is entitled "Innovations in total knee replacement: New trends in operative treatment and changes in peri-operative management". This paper is Open Access and can be downloaded for free (see attached).
Article Innovations in total knee replacement: New trends in operati...
Dear Raman Kumar , the following chapter gives in depth information on the implants used in Knee Replacement.
Chapter Materials used for hip and knee implants
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