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Nasal Oxygen Cannula Airflow Resistance Tester
BACK
Standards:
YY/T 1543-2017: Medical Oxygen Tube Performance Test – Appendix A
Applications:
(1) Medical device manufacturers – production quality control of nasal oxygen cannulas.
(2) Hospital equipment testing labs – verify performance of supplied cannulas.
(3) Third-party testing organizations – certification and regulatory compliance.
(4) R&D departments – evaluate new cannula designs or modifications.
Product Information:
The Nasal Oxygen Cannula Airflow Resistance Tester is designed in strict compliance with YY/T 1543-2017 standards. It measures the airflow resistance of nasal oxygen cannulas, ensuring accurate oxygen delivery and patient comfort, which is critical for medical applications.
Parameters
| Parameter | Specification |
|---|---|
| High Pressure Range | 0–400 kPa |
| High Pressure Accuracy | ±1% FS |
| Low Pressure Range | 0–10 kPa |
| Low Pressure Accuracy | ±0.025 kPa |
| Flow Rate Range | 1–50 L/min |
| Flow Rate Accuracy | ±1% FS |
| Dimensions (L × W × H) | 620 × 380 × 280 mm |
| Test Pressure Increment Limit | ≤2.0 kPa per meter of tubing |
Features
(1) High accuracy and reliable results.
(2) User-friendly interface for easy operation.
(3) Real-time pressure measurement.
(4) Supports various cannula types and lengths.
(5) Non-destructive testing preserves samples.
Accessories
(1) Tubing adapter set for different cannula diameters.
(2) Flow meter calibration kit.
(3) Power supply cord (AC 220V, 50Hz).
(4) User manual and test procedure guide.
(5) Optional data output cable for PC or printer.
Test Procedures
(1) Condition the cannula at 23°C ±2°C for 1 hour.
(2) Run a preliminary test without connecting the cannula; adjust flow to the nominal value and record the stable pressure as P1.
(3) Connect the cannula, straighten it naturally, adjust flow, and record the stable pressure as P2.
(4) The tester calculates airflow resistance as P2 − P1.
Maintenance Information
(1) Clean sensors and adapters regularly.
(2) Verify calibration of flow meters and pressure sensors periodically.
(3) Inspect electrical connections and power supply.
(4) Store in a clean, dry environment.
(5) Do not disassemble; contact qualified personnel for repairs.
Conclusion
This tester provides accurate, reliable measurement of nasal oxygen cannula airflow resistance, supporting quality control, regulatory compliance, and patient safety.
FAQ
(1) What is this product?
A tester that measures airflow resistance of nasal oxygen cannulas.
(2) What is this product used for?
To verify cannula performance for patient comfort and safe oxygen delivery.
(3) What is the working principle of this product?
Air is pumped through the cannula, and pressure differences are measured to calculate airflow resistance.
(4) Why is this product important?
It ensures cannulas meet safety and performance standards, critical for patient care.
(5) What industries is this product suitable for?
Medical device manufacturing, hospitals, testing labs, and R&D departments.
