Damon

This is important to consider....

>>I believe that DSS
>>groups will be a major player in determining the final archetypes that are
>>agreed at a high level.
>>
> It seems to me that in the same way, archetypes will have great impact on
> the development of future EHR-compatible instrument interface standards. If
> instruments and instrument interfaces are required to provide information
> that is complete enough to be integrated into the EHR, then additional
> context information will need to be appended as the measurement values are
> recorded.
> 
> Lets assume that a typical existing instrument interface was not designed to
> produce shareable EHR extracts - a safe bet in my view. Result: missing
> context info. So to ensure compatibility either,

It is not critical that the instrument give all the context as you point out 
below.

> 
>  - the instrument interface is revised by the instrument vendor to satisfy
> the associated archetypes
>         OR
>  -  an adapter on the EHR side of the interface adds the required context
> information prior to submitting it to the EHR-S proper. (not very nice)

I guess you know this from experience.....we would see the clinician setting up 
the monitoring - this is the only context I think that would not come from the 
machine - the protocol information and measurements should be enough then.

>         OR
>  - some compromise is reached on the completeness of the archetype.
> (dangerous)
> 
> OK - maybe I am exaggerating - but it would be interesting to pick a
> "legacy" instrument standard (say crusty old ASTM 1394-91) and see how it
> holds up.

If you know something well, lets use that. I would not see an extract as the 
way 
to go - but it would be appropriate if a whole session was captured in another 
environment and then sent to the EHR - perhaps in a catheter lab.

The norm for instruments would be to create one or two (or three) entries. 
Pulse 
oximetry is a good example.

Sam


> Damon
> 
> 
> 
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