NEW YORK (AP) -- Shares of some top health care equipment companies were mixed at the close of trading:

Becton Dickinson rose $.96 or 1.4 percent, to $69.91.

Covidien rose $.04 or .1 percent, to $42.95.

Millipore rose $.49 or .7 percent, to $68.25.

Patterson rose $.12 or .5 percent, to $25.84.

PerkinElmer fell $.19 or 1.0 percent, to $18.51.

Thermo Fisher fell $.35 or .8 percent, to $44.25.

Varian Medical fell $.34 or .8 percent, to $42.84.

Waters fell $.07 or .1 percent, to $57.93.