Oxygen Inhalation Device with Isolating-bacteria Filter Typical Applications Applicable for Oxygen Inhalation. Key Features and Functions 0.22μm High-efficiency bacterial-proof filter, to prevent cross contamination. The sterile humidifying fluid is prefilled which can avoid bacterial contamination caused in the preparation and filling of humidifying fluid. Design of hexagon PVC tubing to avoid tube bending and blocking. Adopt a special sound-proofing foaming device, which can effectively increase the contact area and time between oxygen and humidification fluid without influencing the patients. Proprietary three-way switch to achieve fast conversion between oxygen inhalation and nebulization. Main Types Model Specifica�ons Anti-bacteria filter with pore size of 0.22μm Nasal oxygen cannula with single nose tip/double nose tips/mask (for adult/pediatric use) Anti-bacteria filter with pore size of 0.22μm Nasal oxygen cannula with single nose tip/double nose tips/mask (for adult/pediatric use) A bottle of sterile humidifying fluid (100ml/250ml)