NEW YORK (AP) — Shares of some top health care equipment companies are mixed at 10 a.m.:

Becton, Dickinson & Co. fell $.26 or .3 percent, to $79.19.

Covidien fell $.42 or .7 percent, to $60.02.

Patterson fell $.10 or .3 percent, to $35.29.

PerkinElmer fell $.12 or .4 percent, to $30.28.

Thermo Fisher Scientific Inc. fell $.43 or .7 percent, to $60.47.

Varian Medical Systems Inc. rose $.21 or .3 percent, to $61.27.

Waters fell $.21 or .2 percent, to $84.14.