Vickers 'Five-Nine' incubator, by Vickers Medical, English, Priestley Road, Basingstoke, Hampshire, 1970-1980. Provides a controlled environment maintaining temperature, humidity and oxygen at uniform levels and within fine limits. Incorporates an advanced circulation system that permits sensitive control and quick adjustment.

Vickers ‘Five-Nine’ incubator, by Vickers Medical, provides a controlled environment for premature babies. It maintains temperature, humidity and oxygen at uniform levels and within fine limits. It has an advanced circulation system for sensitive control and quick adjustment.

‘Five-Nine’ may refer to the medical profession’s previous idea that infants born weighing less than five pounds nine ounces were premature.