УСТРОЙСТВО ДЛЯ ФОРМИРОВАНИЯ ИЗОБРАЖЕНИЙ, ВКЛЮЧАЮЩЕЕ В СЕБЯ ПАССИВНЫЙ КЛАПАН

摘要

One embodiment of an imaging device includes a first imaging fluid reservoir connected to a first passive valve, a second imaging fluid reservoir connected to a second passive valve, and a pumping system operatively connected to the first and second imaging fluid reservoirs for selectively flowing imaging fluid from each of the first and second imaging fluid reservoirs.