The external pump successfully bypassed the heart of a dog for more than an hour.

The French pressure cell press uses an external hydraulic pump to drive a piston within a larger cylinder that contains the sample.

Thanks to external pumps, the field was cleared the morning of the game.

The intensive therapy group frequently monitored blood glucose levels and received at least three daily insulin injections; a few wore an external pump.

Lastly, having the pumps external to the engine allows them to be maintained or replaced more easily.

Usually a vacuum inside the object is created with an external pump connected to the instrument.

Hydrostatic and many gas bearings do have the complication and expense of external pumps.

An external pump has to be applied to start the liquid flowing and prime the siphon.

Alongside the hydraulic and lever groups there was also a direct injection group equipped with an external pump.

In a vacuum motor, the partial vacuum is created by an external pump.