| 摘要 |
<p>An apparatus for administering oxygen or air with added oxygen, for respiratory therapies, comprising, associated with a respirator hood (1), a Venturi meter (2) which is connected, by way of a flowmeter (14), to an oxygen source (15), an air intake which can be controlled by a flow control element (17) being provided on said Venturi meter (2).</p> |
