Fritzi,
Would you mind posting the ref to the list. I wasn't aware that there has
been any research looking at prolactin levels with different pumps (though I
must admit to not having done an exhaustive search) and I would be
interested in this paper.
Karleen Gribble
Australia

> Hospital grade pumps also differ in that although they may reach as high a
> vacuum peak, they do not sustain it as well,and as smoothly, and thus do
not
> provide as high of a prolactin and oxytocin surge to then stimulate a
sustained
> long term milk supply.
> There is an older study that had some interesting demonstrations of this
> effect, although the Pump in style wasn't there, it is easy to see that it
can be
> put in the smaller pump category, not the hospital grade type. email me
> directly for that ref, and I'll dig it up.

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