Easy Operation: Muscle relaxant is not required .

Silicone Material: High biocompatibility with siliconebody.

Ease Intubation: Allow rapid access even for thedifficult intubation.

Good sealability: Cuff designensures the goodseal pressure.

It used for patients who fast water, achieving and maintaining airway control during routine anesthesia procedures in a short period of time is most commonly seen in clinical practice. 

It is used for airway management in cases of known or unknown respiratory difficulties.

It is used for patients with the risk of airway blockage, who may require artificial ventilation, and those in deep coma. In clinical practice, it is also used for rescue and airway cleaning during the rescue process.