NEW YORK (AP) ¿ Shares of some top health care equipment companies are down at noon:

Becton Dickinson fell $.56 or .8 percent, to $73.01.

Covidien fell $.51 or 1.1 percent, to $44.37.

Millipore fell $.19 or .3 percent, to $67.57.

Patterson fell $.26 or 1.0 percent, to $26.06.

PerkinElmer fell $.46 or 2.3 percent, to $19.33.

Thermo Fisher fell $.10 or .2 percent, to $46.38.

Varian Medical fell $.71 or 1.5 percent, to $45.69.

Waters fell $.50 or .8 percent, to $59.47.

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