| 摘要 |
Apparatus and methods are disclosed by which a closed ventilating system accomodates access by one or more accessory devices to the respiratory system of an intubated medical patient without compromising the closed character of the system by use of a selectively settable access control device (170, 171', 402, 410, 480, 514). The disclosed access control devices comprises turrets, turret valves, and slider valves. |
