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

Becton, Dickinson & Co. rose $.31 or .4 percent, to $75.57.

Covidien rose $.39 or .7 percent, to $55.53.

Patterson rose $.39 or 1.2 percent, to $33.86.

PerkinElmer rose $.30 or 1.1 percent, to $28.66.

Thermo Fisher Scientific Inc. rose $1.45 or 2.4 percent, to $61.81.

Varian Medical Systems Inc. rose $1.01 or 1.8 percent, to $58.09.

Waters rose $1.30 or 1.6 percent, to $80.90.