non-rebreathing mask

  In this article Selecting the right oxygen mask comes down to one question: what oxygen concentration does the patient actually need, and how precisely must it be controlled? This guide breaks down the three core mask types—simple face mask, Venturi mask, and non-rebreathing mask—shows procurement teams how to match each to a clinical scenario, and lists what to verify before placing a wholesale order. Why the Mask Type Drives Patient Outcomes Oxygen therapy looks simple until you are standing in front of a wall of SKUs. The mistake most first-time buyers make is treating every mask as interchangeable. It isn't. A mask's job is to deliver a target fraction of inspired oxygen (FiO₂) reliably, and the three common designs do that in fundamentally different ways. Get the selection wrong and you either under-oxygenate a critical patient or over-oxygenate someone at risk of CO₂ retention. For a distributor or hospital procurement lead, understanding these differences is what separates a well-balanced stock list from a warehouse full of the wrong SKUs. The Three Core Oxygen Mask Types Simple face mask. This is the workhorse for low-to-moderate demand. Typical flow is 5–10 L/min, delivering roughly 40–60% FiO₂. It is cheap, transparent for easy monitoring, and fine for short-term use in wards and post-op recovery. The catch: it cannot hold a precise concentration, and you must never run it below about 5 L/min or the patient starts rebreathing exhaled CO₂. Venturi mask. The precision instrument of the group. It uses color-coded jet nozzles to entrain room air at a fixed ratio, producing a stable FiO₂—commonly 24%, 28%, 31%, 35%, 40%, or 60%—regardless of how the patient breathes. That predictability is why it is the standard for COPD and other patients who cannot tolerate variable oxygen. If your buyers serve chronic-respiratory or long-term-care facilities, this is the mask they will keep coming back for. Non-rebreathing mask. The emergency option. A reservoir bag plus one-way valves lets it deliver up to 90–100% FiO₂ at 10–15 L/min. It is the device you reach for in trauma, severe hypoxia, or pre-hospital stabilisation. It is not meant for long-term therapy, but no emergency trolley or ambulance should be without one. Match the Mask to the Clinical Scenario A useful rule of thumb procurement teams can pass to clinicians: start low, escalate by need. For stable patients needing mild support, a simple mask covers most cases. When precise control matters—think COPD, where too much oxygen can worsen respiratory acidosis—the Venturi mask is non-negotiable. When saturation drops below roughly 85% or you are in a peri-arrest situation, the non-rebreathing mask is first-line until the patient stabilises. Stocking all three means your customers can titrate care instead of improvising with whatever is on the shelf. Material and Comfort Details That Affect Reorders Specs that seem minor drive repeat purchases. Soft, medical-grade PVC cushions reduce facial pressure and leakage. Adjustable elastic straps that survive more than a few uses cut complaint rates. Transparent material lets staff monitor skin condition and lip color without removing the mask. For high-turnover settings—EMS, ER, ICU—disposable single-patient masks dominate; for controlled OR and recovery environments, some buyers still prefer reusable silicone where local regulation allows. When you source for a tender, confirm which version the specification actually calls for before quoting, because the two are not interchangeable on a bid sheet. Don't Overlook Connector Compatibility and Sizing Most oxygen masks use a standard 22 mm connector that fits universal oxygen tubing and flowmeters, but it is worth confirming—especially when a buyer is mixing brands across a crash cart. Pediatric and adult masks differ in cushion size and strap length, and neonatal care needs dedicated small sizes. If your customers run mixed-age departments, stock the size range explicitly rather than assuming one size fits the ward. Mask sizing errors are a quiet source of leakage complaints that get blamed on the supplier, not the fit. What to Verify Before You Place a Wholesale Order For a B2B buyer, the clinical facts are only half the decision. Before committing to a bulk order, check four things. First, certification: reputable manufacturers should hold ISO 13485 and CE marking, and FDA listing is a plus for the US channel. Second, packaging and shelf life—disposable masks need clear expiry dating for inventory planning. Third, lead time and MOQ: know your reorder cadence and confirm the factory can hold it. Fourth, documentation: export paperwork, material declarations, and tender-ready specs save your customer's compliance team weeks. A manufacturer that integrates R&D, molding, and production in-house (OEM/ODM capable) is also easier to work with on private-label runs and custom cushion requests. Related Products TW8374 PVC Anesthesia Masks with Ultra-Soft Cushion— OR and respiratory-circuit family that pairs with any oxygen-delivery setup.View product →TW8111 Adult Silicone Manual Resuscitator— reusable emergency ventilation for crash carts and ambulances.View product →TW8342 Resuscitation Mask with One-Way Valve— pocket-mask protection for mouth-to-mask resuscitation.View product →TW8211 Adult SEBS Manual Resuscitator— latex-free BVM option for sensitive environments.View product →TW8648-B Portable Suction Device— clears the airway before oxygen therapy takes effect.View product → Why Partner With Tianzuo Medical Xiamen Tianzuo Medical Co., Ltd. (brand: Tianzuo Medical) is a one-stop manufacturer integrating R&D, molding, and production of emergency, anesthesia, and respiratory products for pre-hospital, in-hospital, and homecare settings. We hold ISO 13485:2016, CE, and FDA listing, and our team even drafted China's *Guidelines for the Technical Review of Manual Resuscitator Registration*—a signal of the engineering depth behind every SKU we ship. OEM and ODM are our forte: whether you need private-label packaging, custom cushion materials, or tender-ready documentation, our factory supports distributor and wholesale programs with flexible MOQ and dependable lead times. If you are building or restocking a respiratory-care catalog, talk to a supplier that understands both the clinical detail and the procurement reality. Inquiry CTA: Request a quote, MOQ, and export documentation at https://www.tianzuomedical.com/contact-us or email Stephen@tzmed.com. Frequently Asked Questions What is the difference between a Venturi mask and a non-rebreathing mask? A Venturi mask delivers a fixed, precise FiO₂ (typically 24–60%) using color-coded air-entrainment nozzles, making it ideal for COPD patients who need controlled oxygen. A non-rebreathing mask uses a reservoir bag and one-way valves to deliver up to 90–100% FiO₂ for short-term emergencies, but its concentration is less precise. Can a simple face mask be used for long-term oxygen therapy? It is best reserved for short-term, low-to-moderate use (about 40–60% FiO₂ at 5–10 L/min). It cannot hold a precise concentration, and running it below ~5 L/min risks CO₂ rebreathing, so it is not suitable as a maintenance therapy device. What FiO₂ does each oxygen mask type deliver? A simple face mask delivers roughly 40–60%, a Venturi mask delivers fixed steps such as 24/28/31/35/40/60%, and a non-rebreathing mask delivers up to 90–100% at 10–15 L/min. Nasal cannulae sit lower, around 24–44% at 1–6 L/min. Do oxygen masks use a standard connector? Most adult and pediatric oxygen masks use a standard 22 mm connector that fits universal oxygen tubing and flowmeters. Always confirm compatibility when mixing brands on a crash cart or anesthesia workstation. What certifications should I look for when buying oxygen masks wholesale? Prioritize ISO 13485 and CE marking as baseline quality signals, and FDA listing if you serve the US market. Also request clear expiry dating, material declarations, and export documentation to smooth customs and tender compliance.