The aide ran in with the EKG machine.

In 1915 the hospital became the first in the region and third in the nation to have an EKG machine.

I turned toward a dark-haired technician monitoring the EKG machine.

I knew exactly how it would look on an EKG machine: two little peaks and one big one.

The EKG machine toppled over and crashed to the floor.

The only other sound was the EKG machine spewing out paper with the straight line.

He pointed to the portable EKG machine, which was going thump-thump-thump very fast.

The idea of a defective EKG machine hadn't occurred to him.

There would be too many ways to tell if the EKG machine wasn't functioning properly.

The EKG machine began making a steady alarm tone.