Open heart usually involves the use of a cardiopulmonary bypass, also known as a heart-lung machine.

It is also known as a bending machine or bending brake.

He is known as a "secret machine" due to the way he researches every small detail about the race conditions and major contenders.

He had opted for a man very late, and the machines knew the diagram of him as a machine.

The Chicago Bulls have come to be known as a great offensive machine in the open court, but they get their hands dirty, too.

Cardiopulmonary bypass, also known as a "heart-lung machine"

This kind of software, known as a virtual machine, enables corporations to improve the efficiency of the computers in their data centers.

This kind of software, known as a virtual machine, has been used since the 1960's on mainframe computers.

When run this way the machine is known as a brushed double feed "induction" machine.