I believe there is some possibility that silver could plate out on the
stainless steel valve.  This should make the valve incapable to support
the growth of any pathogens, not a bad thing. I cannot think of any
problems it would cause, but of course cannot support that view.

Marshall

Stephen Summers wrote:

> Dear members We have had an enquiry about someone's mother who is 84
> yrs old and has a stainless steel valve in her heart. Does anyone know
> whether CS would react with this device - bearing in mind that silver
> ions are transported by metalloproteins to the sites where they are
> needed. Please also note that we produce a very high quality CS i.e.
> crystal clear with no silver oxide or silver chloride. Thanks in
> advance. Steve