| 摘要 |
<p>The device comprises a cover (1a) made of silicon for preventing saliva from entering an oxygen injection unit, an oxygen injection unit (1b), an oxygen-introducing unit (1c) through which the oxygen is introduced into an oxygen tank, a connecting unit (1d) for connecting two non-toxic plastic members, a ring-shaped silicon seal (1e) for preventing the oxygen from leaking out of the device, an oxygen-discharging unit (1f) for controlling the discharge rate of the oxygen, an oxygen-distributing unit (1g) for distributing the oxygen into the oral cavity, an oxygen tank (1h) for storing oxygen, an insertion hole (1i) for a connection strip, and a connection strip (1j) for connecting two main bodies of the device.</p> |
