Hi to all involved in this discussion,

This is the relevant definition from the IVD (In-vitro Diagnostics
Directive - 98/79/EEC). Sorry about the length of the quote.

 "in vitro diagnostic medical device` means any medical device which is a
reagent, reagent product, calibrator, control material, kit, instrument,
apparatus, equipment, or system, whether used alone or in combination,
intended by the manufacturer to be used in vitro for the examination of
specimens, including blood and tissue donations, derived from the human
body, solely or principally for the purpose of providing information:
- concerning a physiological or pathological state, or
- concerning a congenital abnormality, or
- to determine the safety and compatibility with potential recipients, or
- to monitor therapeutic measures.
Specimen receptacles are considered to be in vitro diagnostic medical
devices. 'Specimen receptacles` are those devices, whether vacuum-type or
not, specifically intended by their manufacturers for the primary
containment and preservation of specimens derived from the human body for
the purpose of in vitro diagnostic examination.
Products for general laboratory use are not in vitro diagnostic medical
devices unless such products, in view of their characteristics, are
specifically intended by their manufacturer to be used for in vitro
diagnostic examination; "


Having read this, it seems to me that if the version of the centrifuge has
any characteristics that make it "intended by their manufacturer to be used
for in vitro diagnostic examination", then it falls under the IVD. If not,
and the same model is also sold for non-medical use, then its LVD.

Regards,

Jon Griver
http://www.601help.com
The Medical Device Developer's Guide to IEC 60601-1




From: "Smith, Paul J." <[email protected]>
To: "T.Sato" <[email protected]>
Cc: <>
Sent: Wednesday, October 15, 2003 4:45 PM
Subject: RE: centrifuges and the MDD


>
>
> Tom,
>
> Our centrifuges are not used to process anything that is reintroduced back
into a patient. Accordingly couldn't these centrifuges be considered only as
general laboratory equipment covered by the LVD standards IEC 1010 / EN
601010 Safety Requirements for Electrical Equipment for Measurement Control
and Laboratory Use  and 1010-2-020, Part 0-020 Particular Requirements for
Laboratory Centrifuges ?
>
> Regards,    Paul S
> -----Original Message-----
> From: T.Sato [mailto:[email protected]]
> Sent: Wednesday, October 15, 2003 9:30 AM
> To: [email protected]
> Subject: RE: centrifuges and the MDD
>
>
>
> On Wed, 15 Oct 2003 08:06:26 -0400,
>   "Ned Devine" <[email protected]> wrote:
>
> > If the centrifuge is used for blood, then it is covered under the MDD.
>
> Maybe the In-Vitro Directive, if the centrifuge is intended to
> be used for in-vitro diagnostic applications.
>
> Regards,
> Tom
>
> --------------------------------------------------
> Tomonori Sato  <[email protected]>
> URL: http://member.nifty.ne.jp/tsato/
>




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