Implants and mental health

Is there any research on surgical implants and mental health and cognitive function? I had a titanium plate some screws and a nylon mesh in my skull for a fractured orbital. Have just been looking into whether those can adversely affect mental health, like if they leech into your bloodstream or something. Would not surprise me if things like artificial hip or something adversely affected overall health, I question the long term safety of some of the materials that are put into bodies