Oral Suction Machine Disposable Handheld Suction Machine Features：
1. An effective and efficient manual suction pump for rapid suction of liquid in the oral and nasal area in case of emergency.
2. It can be operated with one hand to keep the other hand available for other important work.
3. Equipped with a disposable tank to firmly hold liquid.
4. The suction pump can be reused for generating negative pressure power.
5. Built-in overflow protection to prevent liquid from being sucked into the intermediate pipe.
6. With filter which can cut off viruses and bacteria