What Is A Nasal Oxygen Cannula? Types, Uses & How To Source From China
Oct 24, 2026
Published: October 24, 2026 | By Zhejiang Medtec Medical Devices Co., Ltd | Category: Product Guide
A nasal oxygen cannula is one of the most widely used respiratory consumables in hospitals, clinics, and home-care settings. For international buyers evaluating Chinese suppliers in 2026, understanding what the device is, how it is classified, and which manufacturer credentials matter is the first step to a safe, compliant purchase. This guide covers the basics, the main product types, typical clinical uses, and a practical sourcing checklist for China.
What Is a Nasal Oxygen Cannula?
A nasal oxygen cannula is a low-flow oxygen delivery device consisting of two short prongs that fit into the patient's nostrils, connected by slender tubing to an oxygen source such as a wall outlet, oxygen concentrator, or cylinder. Oxygen flows through the tubing and is inhaled through the nostrils. Because the device leaves the mouth free, patients can speak, eat, and move around during therapy, which makes it the preferred option for long-duration and low-concentration oxygen delivery.
Types of Nasal Oxygen Cannula
Manufacturers produce several variants to match patient groups and clinical scenarios:
Standard / adult nasal cannula – the most common type, sized for adult anatomy with adjustable head strap.
Pediatric and infant nasal cannula – smaller prongs and softer, lighter tubing for children and newborns.
Soft and super-soft nasal cannula – enhanced flexible material and ergonomic headwear to reduce pressure on the face during extended use.
Colored nasal cannula – color-coded options used for quick patient identification in busy wards.
High-flow nasal cannula (HFNC) – a separate, specialized system delivering heated, humidified high-flow oxygen, typically used in critical and sub-acute care.
Custom tubing configurations – varied tubing length, connector type (commonly 22 mm), and private-label printing for OEM buyers.
Common Clinical Uses
Nasal cannulas are indicated wherever a patient needs supplemental oxygen but can maintain their own breathing:
Chronic obstructive pulmonary disease (COPD) and other chronic respiratory conditions.
Pneumonia recovery and acute respiratory support at low flow.
Post-surgical and post-anesthesia oxygen supplementation.
Long-term home oxygen therapy for chronic patients.
Transitional care where patient comfort and mobility matter.
For a standard low-flow cannula, the typical delivery range is 1–6 liters per minute, providing an approximate inspired oxygen fraction (FiO2) of about 24%–44%. Higher concentration needs are usually met with an oxygen mask rather than a cannula.
Why Source Nasal Oxygen Cannulas from China in 2026
China is a major global supplier of disposable respiratory consumables, combining mature extrusion and molding supply chains with large-scale, cost-efficient production. Established factories often integrate mold design, automated assembly, and export documentation, which helps international buyers shorten lead times. For nasal cannulas specifically, qualified Chinese manufacturers serve regulated markets including the United States, the European Union, the Middle East, and Latin America.
Certifications to Verify When Sourcing from China
Certifications are the primary compliance filter. A credible nasal oxygen cannula manufacturer in China should provide:
ISO 13485 – the quality management system standard for medical device manufacturers.
CE Marking – required for the European Economic Area under the Medical Device Regulation (MDR).
FDA Establishment Registration & QSR 820 – required for the US market; many nasal cannulas are Class I devices subject to good manufacturing practice.
GMP – good manufacturing practice for consistent, documented production.
Confirm that the certification covers the specific cannula product family, not only the company in general.
How to Evaluate a Chinese Nasal Cannula Supplier
Track record. Factories with decades of operation usually have more stable processes and audit history; some Zhejiang-based manufacturers have produced respiratory consumables since the late 1980s.
Valid certificates. Request documents from accredited bodies and verify registration numbers independently.
Material quality. Prefer medical-grade, latex-free PVC with biocompatibility documentation.
OEM / ODM flexibility. Confirm options for tubing length, connector, color, and private-label packaging.
Production capacity. Ask about production lines, factory area, and realistic lead times after sample approval.
Export experience. Suppliers already shipping to your region understand local compliance and paperwork.
Documentation support. Evaluate willingness to provide COA, MSDS, and third-party audit reports.
A Practical Sourcing Checklist for 2026
Confirm ISO 13485, CE, and (for US) FDA establishment registration
Verify certificates against official databases
Request samples and a full specification sheet
Confirm material: medical-grade, latex-free, DEHP status
Agree on MOQ, lead time, and Incoterms in writing
Check export experience to your target market
Schedule a third-party inspection or request audit report
Frequently Asked Questions
What is a nasal oxygen cannula used for?
A nasal oxygen cannula delivers supplemental oxygen to patients who need respiratory support but can breathe independently. Common uses include COPD, pneumonia recovery, post-surgical recovery, and long-term home oxygen therapy.
What is the difference between a nasal cannula and an oxygen mask?
A nasal cannula delivers oxygen through two prongs in the nostrils at low flow, allowing eating, speaking, and mobility. An oxygen mask covers nose and mouth and can deliver higher oxygen concentrations. Cannulas suit low-flow, long-duration therapy; masks suit higher concentration needs.
What flow rate can a standard nasal cannula deliver?
A standard low-flow nasal cannula typically delivers 1 to 6 liters per minute, providing an approximate FiO2 of 24% to 44%. High-flow nasal cannula (HFNC) systems are a separate category delivering much higher flow with heated, humidified gas.
How do I verify a Chinese nasal oxygen cannula manufacturer?
Request the current ISO 13485 certificate from an accredited notified body and, for the US, the FDA establishment registration number. Cross-check the FDA number in the public database and ask for third-party audit reports, material specs, and samples before ordering.
Are nasal oxygen cannulas latex-free and medical-grade?
Reputable manufacturers produce nasal cannulas from medical-grade PVC and offer latex-free tubing. Confirm the material specification, biocompatibility documentation, and DEHP-free status if required by your market.
About the supplier: Zhejiang Medtec Medical Devices Co., Ltd has manufactured disposable respiratory and anesthetic consumables, including nasal oxygen cannulas, since 1989. The factory holds ISO 13485, CE, FDA, GMP, and QSR 820 certifications, operates 10 production lines, and exports to the United States and multiple overseas markets. Explore our nasal oxygen cannula product range →
