To improve success rates of noninvasive ventilation, a new type
nasal-oral mask was designed with high comfort level, high security and less leakage, which overcame the weak points of intolerance and poor treatment effect of the conventional nasal-oral mask.
HUANG Xian, SONG Zhi, ZHENG Wen.Design of a New Type Nasal-oral Mask for Noninvasive Ventilation[J] Chinese Journal of Medical Instrumentation, 2011,V35(5): 367-368
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