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

Becton, Dickinson & Co. fell $.16 or .2 percent, to $84.99.

Covidien fell $.14 or .2 percent, to $62.51.

Patterson rose $.38 or 1.0 percent, to $37.24.

PerkinElmer fell $.12 or .4 percent, to $33.62.

Thermo Fisher Scientific Inc. fell $1.22 or 1.6 percent, to $73.56.

Varian Medical Systems Inc. fell $.23 or .3 percent, to $70.99.

Waters fell $1.39 or 1.5 percent, to $91.70.