Health Care Equipment companies shares down at the close of trading

Shares of some top health care equipment companies were down at the close of trading:

Becton, Dickinson & Co. fell $2.29 or 1.6 percent, to $142.04.

Patterson fell $.82 or 1.7 percent, to $47.37.

PerkinElmer fell $.11 or .2 percent, to $51.54.

Thermo Fisher Scientific Inc. fell $2.75 or 2.1 percent, to $127.27.

Varian Medical Systems Inc. fell $.61 or .6 percent, to $94.89.

Waters fell $1.54 or 1.2 percent, to $122.00.