bellows

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bellows

(bel′ōz″)
An air pump. The term is sometimes used for a mechanical pump, or alternatively, to describe the functioning of the system comprising the diaphragm and thorax as gas is moved into and out of the lungs.

bellows

a term used to refer to the action produced by an intact thorax and diaphragm in inspiration and expiration.

bellows disruption
injury, usually by trauma, that disrupts the effectiveness of the thorax and diaphragm in moving air, e.g. puncture wounds of the thorax, flail chest and rupture of the diaphragm.
References in periodicals archive ?
The result is the creation of five new sensory pieces of art - a special pair of bellows in the billiard room which, if you squeeze them, produce the sound of billiards being played, and the smell of cigar smoke.
Suddenly my barber got a large pair of bellows out which forced cooling air over my face.
Independently to this, the rods also cause a pair of bellows to be squeezed open and closed, forcing air to pass through pipes similar to those in a church organ.