Tianjin Honray Science and Technology Co., Ltd




Product Introduction
BVF & Spirometry Filters Protect Every Breath, Safeguard Every Health
This product can be equipped with a pulmonary function machine to filter the bacteria from the patient. Available with mouthpiece and nose clip.
Accurate assessment of the respiratory system is crucial in medical testing. This BVF (Breathing Valve) and Spirometry (Pulmonary Function Test) filter is designed specifically for clinical diagnosis and respiratory function testing, striving to provide a safer and more efficient user experience for patients and healthcare professionals.
1. High-Efficiency Filtration, Worry-Free
Utilizing multiple layers of high-performance filter material, it effectively blocks airborne bacteria, viruses, dust, and harmful gases, preventing cross-infection and ensuring the safety of every breathing test. Whether used for pulmonary function tests, ventilator use, or emergency equipment, it provides reliable protection.
2. Precision Design, Fitting Your Needs
Each filter is meticulously engineered to provide optimal airflow and resistance control, ensuring a smooth and natural breathing test. Its lightweight construction and ergonomic design make it more comfortable to use, minimizing patient interference, and improving test accuracy and patient compliance.
3. Wide Compatibility, Wide Application
Compatible with a variety of mainstream breathing valves and pulmonary function testing equipment, it offers excellent compatibility to meet the needs of diverse medical scenarios. It's an ideal companion product for hospitals, clinics, and home care settings.
4. Environmentally friendly materials, safe to use
Using environmentally friendly and harmless materials, the filter releases no harmful substances during use, minimizing any burden on the human body. Each product undergoes rigorous quality testing and complies with international medical device standards, ensuring peace of mind.
5. Convenient replacement reduces maintenance costs
The BVF & Spirometry Filter is designed for single use, eliminating the tedious cleaning and disinfection processes of traditional equipment, saving time and costs. Quick and easy replacement reduces maintenance complexity and improves efficiency for healthcare facilities.

Product parameters
Model | Size | OD(mm) | ID(mm) | Resistance (cm H2O) | Bacterial filtration efficiency(%) | Viral filtration efficiency(%) |
CK-11 | Adult | standard | Standard | <1.3@60L/min | 99.99 | 99.99 |
CK-11-1 | Adult | standard | Standard | <1.5@60L/min | 99.99 | 99.99 |
CK-34 | Adult | 28.0/30.0/30.5 | 33.0 | <1.3@60L/min | 99.99 | / |
CK-39 | Adult | 26.5 | 30.0 | <1.3@60L/min | 99.99 | / |
29.5 | 33.5 |
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FAQ
When is the delivery time?
Standard product: 7-15 days; Customized products: 20-30 days (depending on complexity). The Europe/America sea freight dedicated line can provide door-to-door service.
What is the minimum order quantity (MOQ)?
The MOQ for regular products is 500 pieces. Customized product sample orders are supported (minimum 10 pieces). Urgent orders can be negotiated to reduce the quantity.
Can you provide the complete set of documents required for import?
We will provide commercial invoices, packing lists, certificates of origin, sterilization certificates and declarations of conformity (DoC).
Can technical training or clinical support be provided?
Online product operation training can be arranged, and the English version of IFU (User Manual) and clinical operation videos will be provided.




BVF & Spirometry filter
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