UFOT-Y series filter tube group filter is composed of three cavities, collect water deodorization filtration and other functions in one, comprehensive filtration accuracy ≥99.9995%;By BFE bacterial filtration efficiency detection, the highest MPPS filtration efficiency reached 99.999817%, by VFE virus filtration efficiency detection, the highest MPPS filtration efficiency reached 99.999732%, for smaller than MPPS (0.01μm) particle size filtration rate of nearly 100%.UFOTH series filter tube group based on UFOT-Y series smoke filter tube group, adding the adaptive gas injection heating technology developed by Yao Ming, can heat the carbon dioxide gas injected into the patient, ensuring that the carbon dioxide gas can reach 35℃ (±2°C) when entering the patient's abdominal cavity.EPTFE liquid blocking permeable membrane is used as the main filtration membrane of Yoming smoke exhaust filter pipe group, and the filtration accuracy is ≥99.9995%.Using Yao Ming patented technology, the combined heating and liquid deodorization technology, the exhaust filter cycle and the gas injection cycle are realized in the same filter.