X-PLO 2 R uses Belluscuras patented ModulAir technology.. VIEW PRODUCTS Dimensions - 19W x 13D x 27H Inogen offers one of the quietest and most portable oxygen concentrators. Medical Equipment Outlet provides oxygen concentrators for sale in Orem, Utah. When device is used under extreme op-erating conditions, the temperature near the exhaust vents on the bottom of the unit may reach 145F (63C). Dimensions - 19W x 13D x 27H Ship Dimensions - 23"W x 18"D x 31"H The lung doctor did a bronchoscopy, a lung function test, ct scan, and checked for pulmonary hypertension. Oxygen Concentrators. LiveO2 Extreme consists of two primary components, including an oxygen concentrator and an airbag (or reservoir) thats split into two compartments. If you have any other questions, call one of our customer contact agents at 877.774.9271 or fill out our contact form. The quietest home oxygen concentrator currently available at the Oxygen Concentrator Store include three models: Respironics EverFlo Q, Inogen at Home and the AirSep VisionAire. The benefits of oxygen concentrator are many, so if youve been prescribed oxygen therapy by a physician, we can help you with your search for the best portable oxygen concentrators. other gases from the air and delivers 85-95% pure oxygen 5% reliability needed to keep the air on These features make it a great option for many users This 2 oxygen Portable Oxygen Concentrator Dialysis Equipment Factory Automation. Leave a window open slightly for ventilation so the The Inogen One G3 is an HME provider POC of choice due to its five flow settings, which give the G3 unsurpassed pulse dosed oxygen delivery while being lightweight, portable and quiet. The HVO System is a perpetual oxygen generator that automates your oxygen supply. Dimensions: (H x W x D) 62.2 x 34.2 x 30.4 cm. Flowrate 0.5 to 5 EX-5 re-manufactured oxygen concentrator (500140). 3) Inogen One G4 Portable Oxygen Concentrator. The EX-15 oxygen generator has great appeal to the bead maker or the beginner glass worker. For these reasons oxygen therapy is closely monitored. EC-Buying Ali Store. It has no taste or smell.It is pale blue when it Oxygen is the chemical element with the symbol O and atomic number 8. Room air is drawn in the Capacity (Litre per minute): 10 LPM. When device is used under extreme operating conditions, the temperature near the exhaust vents on the bottom of the unit may reach 138.2F (59C). Some oxygen concentrators turn on by pressing the on/off button two times or holding down the button for a few seconds. Altitude sickness, the mildest form being acute mountain sickness (AMS), is the harmful effect of high altitude, caused by rapid exposure to low amounts of oxygen at high elevation. The 1025 concentrator can be adjusted steplessly from 2 to 10 liters of oxygen per minute. An oxygen concentrator is a medical device that gives you extra oxygen. climate conditions, altitude, extreme temperatures, lack of proper battery usage and charging, etc. These are really bead work only systems. Propane tank bracket. This helps to improve the oxygen saturation level of the user, providing greater comfort and a variety of other benefits. and water resistant, and it can withstand extreme temperatures. Medical Equipment Outlet provides oxygen concentrators for sale in Orem, Utah. Follow these rules when using your home oxygen therapy to stay safe. CURMIO Portable Oxygen Concentrator Backpack Compatible with Inogen One, Oxygo, Caire Units, SimplyGo Mini, POC Travel Bag for Machine and Accessories, Black (Bag Only, Patent Airsep Whether you need pulse dose or continuous modes, the Philips portable oxygen concentrator has you covered. Why You Need an Oxygen Concentrator. Temperatures have fallen to between the extreme widest projection points of the patient when seated as per the following instructions: 1. Call us or shop today. Oxygen concentrator machines have become important during this CoVid-19 pandemic and it has become necessary to keep one handy in the household. Xing110 It has up to 2 LPM of continuous flow for those clients that need constant flow, With two oxygen concentrators, you can achieve 1.5 diameter beads and very small sculptures. Colnago Extreme Power Campagnolo Record 11s $2,650 (Oceanside) pic hide this posting restore restore this posting. Torch striker (50302515). Has a quiet design that allows it to be in use while the user is 3. from $320.00 $450.00. Packaging Machine Wave Soldering Machine Conveyor Systems; LED Lighting. It can deliver air at a pressure of up to 20 PSIG, which is twice as much as most of the concentrators on the market today. 2021 Portable The oxygen purity runs between 87% and 96%, with an average of around 93%. A concentrator is a machine that creates oxygen out of room air. New Drive Devilbiss 1025 10LPM 22PSI Oxygen Concentrator with Low Purity Sensor. The Pro 30 Oxygen Concentrator is built into a Powder Coated Aluminum Cabinet, complete with a KydexTM (Acrylic Polyvinyl Chloride Thermoplastic) Lid, to ensure adequate protection to the vital circuitry, compressors, and other integral components of the machine. Weighing only 16.3 kg the Compact 5 is our smallest and lightest 5 litre concentrator. Hi all, Im a newbie to oxygen therapy (started in November) and this is my first winter with a portable oxygen concentrator. When someone with healthy lungs takes a breath, they are really only breathing in 21% oxygen in the air. An oxygen concentrator is able to pull this air in, concentrate it to 90% or more of pure oxygen, and then deliver it to the user via a nasal cannula or mask. Jul 20, 2022 (The Expresswire) -- New Research Report - Home Oxygen Concentrator Market provides comprehensive and informative research on historic and futuristic market performance, ABG, arterial blood gas; COPD, chronic obstructive pulmonary disease; Fio2, fraction of inspired oxygen; ICU, intensive care unit; NIV, non-invasive ventilation; Pco2, carbon dioxide tension; Spo2, arterial oxygen saturation measured by pulse $30. LiveO2 Extreme consists of two primary components, including an oxygen concentrator and an airbag (or reservoir) thats split into two compartments. The Philips SimplyGo portable concentrator weighs 9.5 pounds. Platinum 10 LPM Oxygen Concentrator - OxygenFrog. A well-designed product that is incredibly easy to carry and use. The PSA (Pressure Swing Adsorption) Oxygen Generator has been re-commissioned and the controlled sparging of oxygen into the CIL has resulted in an increase in leach recoveries to approximately 94%. Dynarexs guiding principle We Care Like Family exemplifies our commitment to outstanding quality and customer service.We will never sell directly to your customers when representing our products in the marketplace. Oxygen Concentrator User Manual See reviews, photos, directions, phone numbers and more for the best Oxygen Therapy Equipment in Provo, UT. MAX30102 Heart Rate Sensor Module Puls Detection Blood Oxygen Sensor Concentration Test Module for arduino STM32. A higher setting is often needed for more severe cases of low oxygen in the bloodstream. Associate membership to the IDM is for up-and-coming researchers fully committed to conducting their research in the IDM, who fulfil certain criteria, for 3-year terms, which are renewable. They were extremely Homes-tools Store. By using an oxygen concentrator, you eliminate the safety issues associated with high pressure oxygen tanks. 1.) BOC offers a range of stationary oxygen concentrators & portable oxygen concentrators plus accessories for the use of inhalation therapy. People can respond to high altitude in different ways. To view the document, left click the URL. The outlet pressure of Oxyplus is a Canadian company specialising in Sales and Rental of Portable and Stationary Oxygen Concentrators. take extreme care with sanitation, masks and other distancing need to be exercised. 2) Devilbiss iGO2 Portable Oxygen Concentrator. Durable casters provide excellent mobility. The oxygen concentrator providea hundreds of hours of trouble-free service and delivers more than 20 hours of use from each fuel tank. When looking for a portable oxygen concentrator, Dr. Langdon recommends considering portability, battery life, and weight. Up to 2.0 Hours. Millennium M10 Respironics (reconditioned ) Sale price Regular price Sale. View Product. 1.4), and larger devices, producing up to 25 l/min and capable of supplying several anaesthetic machines can also be Diamond Medical Equipment LLC 1324 N. Farrell Court Suite 102 Gilbert, Arizona 85233 Phone: (480) 926-4363 FAX: (480) 926-4364 3.) Ex Demo, Reconditioned and Used Oxygen Concentrators. Electrical Requirements - 120V / 60Hz / 450 watts Oxygen Purity - 92% (+- 4% ) @ 5 LPM Weight - 60 lbs. Oxyplus is manage by qualified healthcare professional that is trained to assess individual patient Oxygen needs, thus ensuring the oxygen unit will match their current and future oxygen requirements. The OxLife Independence combines the power of a home oxygen concentrator with the convenience of a portable unit. Oxygen supports combustion and is a fire accelerator. Rest a ruler or straightedge on the left side of patient at the widest point The oxygen concentrator produces both hypoxic (low oxygen) and hyperpoxic (90% oxygen) air. 1-800-520-5726. Freddy Fernandez is tethered to an oxygen concentrator as he stands in the living room of his home Friday, June 10, 2022, in Carthage, Mo. These concentrators are reconditioned from medical-grade oxygen machines by Extreme Oxygen. Sometimes an oxygen concentrator with a high flow is necessary to meet a patients oxygen requirements. All manuals and brochures are in PDF format. Omniseal Solutions sealing and material expertise originates from the very early, history-making pioneers of the polymer industry and unsung heroes of the space revolution! Commodity futures news: Medical Oxygen Concentrators Market Worth US$ 3,356 Million, Globally, By 2028 At 9.0% CAGR | Invacare Corporation, updated 2022-07-17 02:52:58. Call or text (801) 949-0575 for find out our lowest price today. The oxygen But EverFlo from Respironics is a unique stationary concentrator that delivers the These stringent testing procedures have ensured that the SimplyGo Mini can withstand extreme vibrations, temperatures, and impacts. Oxygen tanks should not be left in vehicles or garages during extreme heat. Philips Respironics Everflo is one of the most popular oxygen concentrators in India, with a flow of up to 5 Litres Per Minute (LPM); This model is imported to India from the and not place them in your checked luggage. Two commonly need to be larger to hold all the inner workings needed to run on high settings. By using an oxygen concentrator, you eliminate the safety issues associated with high pressure oxygen tanks. It is the most robust and reliable portable concentrator available. X-PLO 2 R is the worlds first modular portable oxygen concentrator, delivering the most oxygen per pound in its class. 801.516.8446 info@medicalequipmentoutlet.net. The oxygen concentrator produces both hypoxic (low oxygen) and hyperpoxic (90% oxygen) air. Your doctor may prescribe one for you if you have a health condition that causes your oxygen level to drop too low. Two eight-foot hoses (one fuel, one oxygen) with B fittings. Portable Oxygen Machine. 79,000 Get Latest Price. These concentrators are reconditioned from medical-grade oxygen machines by Extreme Oxygen. Everything we did was under the supervision of a doctor (several, actually!). Call us at (765)315-0333 or write to us using the Contact Form. The report covers the information of June-August 2021 which Read More BDRCS Distributed Oxygen Cylinder and Oxygen Concentrator. The CAIRE Freestyle Comfort is one of the most powerful and adaptable portable oxygen concentrators. Call us or shop today. Surgical masks, once simply a strip of cloth tied around the face of a doctor or nurse, are today manufactured using non-woven fabrics made from plastics like polypropylene to filter and protect.They are also available in many different styles and grades depending on the level of protection the user requires. China Extreme Oxygen Concentrator manufacturers - Select 2021 high quality Extreme Oxygen Concentrator products in best price from certified Chinese Medical Instrument, Oxygen Extreme fatigue, weakness, and lack of energy; Who Should Sleep with Oxygen? ### Philosophy of the guideline ### Assessing patients Figure 1 Chart 1: Oxygen prescription for acutely hypoxaemic patients in hospital. Electrical Requirements - 120V / 60Hz / 600 watts Oxygen Purity - 92% (+- 2% ) @ 10 LPM Weight - 60 lbs. Drop Ship Item - Call For Lead Time. Sale. 13. When driving, secure the oxygen unit so it will not tip over. The British Thoracic Society (BTS) Home Oxygen Guideline provides detailed evidence-based guidance for the use of home oxygen for patients out of hospital. This low cost unit has added favorite this post Jul 22 Two Air Tanks Respironics SimplyGo Mini Portable Oxygen Concentrator $800 (Bunnell) pic hide this posting restore restore this DEDAKJ engages in non-stop development and research for us to produce future-proof oxygen concentrators, we use the best material and technology in the industry, we also have engineer Varon. Until now, oxygen concentrators have been very similar - heavy, bulky, noisy, or require frequent maintenance. Sale price $550.00 Regular price $900.00 Sale. Our refurbished 31 pound Oxygen Concentrator is quieter than many other units and has a small size and an It has a pulse dose range of one to five LPM. Your torch can produce a flame up to 5,400F and achieve pinpoint accuracy and control. The models in this collection were optimized for use with eTeks' Sweet Home 3D interior/home design application and may not always reflect SketchUp Add to Cart . Reverse-flow safety check valves. Your Basket. They produce 9095% oxygen from room air, by absorbing nitrogen. Buy your oxygen concentrators & accessories The AirSep Newlife Intensity 10 is a home oxygen concentrator that delivers 10 liters per minute (LPM) of pressure and high flow oxygen. Oxygen concentrators (sometimes referred to as oxygen generators) can be used as an alternative to compressed gas cylinders. Independent Pack 20 LPM / 60 Gallon Complete System - OxygenFrog. Product Type: Portable. Model Name/Number: 10 For users on the go OxLife offers extended battery life and Pulse Dose Oxygen delivery at settings up to 6 (96 mL). Quiet Operation. Some of those latter protocols included peptide support, oxygen therapy via an oxygen concentrator and the nebulization of certain supplements. The oxygen capabilities are unmatched by any other concentrator. Aug 27, 2016 - EX-20 Oxygen Concentrator, ex-20, OXYGEN & FUEL SYSTEMS, Tools, by Extreme Oxygen, Pull oxygen from the air around you and put it into your torch No more View our full selection of portable oxygen concentrators including the Inogen One G3, LifeChoice Activox 4L, and Respironics SimplyGo. It can produce results in approximately ten seconds and is made without latex. Although the majority of evidence comes from the use of oxygen in patients with chronic obstructive pulmonary disease, the scope of the guidance includes patients with a variety of long-term respiratory illnesses and other groups Assist your loved one with their oxygen therapy needs. A previous sleep study showed my oxygen level at 86. Today's applications must consume little power, and in extreme cases, last for up to 15-20 years, while running from a single battery. It can put out a maximum of 3 liters per minute of continuous oxygen and it has 9 different pulse flow settings as well. 4) Portable Oxygen Concentrator Oxlife Freedom by O2 Concepts. VITAL HEALTH BENEFITS: A nontoxic, pH neutral, and food-grade supplement that is intended for internal use. It can deliver air at a pressure of up to 20 For home users the Independence provides Continuous Flow Oxygen up to 3 LPM 24-hours-a-day 7-days-a-week. At its simplest, an oxygen concentrator is a device that takes regular air in and then releases oxygen in a higher concentration that what Portable model range: Invacare has two main models the If you need general information about accessibility before you cruise, or have an ADA complaint, please call our Guest Access team at 1-800-438-6744 ext. The best and most comfortable temperature range, as well as the safest for your machine, is between 60 and 70 degrees Fahrenheit. Hyperbaric medicine is medical treatment in which an ambient pressure greater than sea level atmospheric pressure is a necessary component. To save the document, right click and click "save as." Brand: Generic. The EverFlo Oxygen Concentrator is lightweight, low maintenance and quiet. During development, SimplyGo was rigorously tested and subjected to extreme conditions including impacts, vibrations, and temperatures to deliver reliable performance day in and day out. An oxygen concentrator is a device that concentrates oxygen from a gas supply source by selectively removing nitrogen to supply an oxygen-enriched product gas stream. An oxygen concentrator is a device that delivers highly concentrated oxygen for therapeutic applications. It boasts five different pulse settings and can provide up to resulting in oxygen dependence over time, and in extreme circumstances patient blindness. To enable applications like these, products with Microchip's nanoWatt XLP Technology offer the industry's lowest currents for Run and Sleep, where extreme low power applications spend 90%-99% of their time. Everflo 5lpm Concentrator (reconditioned ) Regular price $500.00 Invacare HomeFill Oxygen Tank Filling System. Our proprietary logic controller senses stored oxygen pressure and turns the compressor and the attached oxygen concentrators on and off to keep up with demand. However, newer models of home oxygen concentrators have successfully cut down on the sounds they make, putting some in line with portable oxygen concentrators. If the oxygen concentrator is not turning on: Turn the device on by pressing the power button twice. Air Contains 78% Nitrogen & 21% Oxygen. The response. The SimplyGo Mini has undergone rigorous testing at its factory in Kennesaw, Georgia. extreme oxygen concentrator manufacturers/supplier, China extreme oxygen concentrator manufacturer & factory list, find best price in Chinese extreme oxygen concentrator manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com. It weighs only 10 pounds and can be carried on the shoulder or more commonly, transported with a convenient wheeled cart. Enhancing Disaster Preparedness for Effective Response Extreme Weather and Read More BDRCS Handed over Refrigerated VAN Report Jun-Aug 2021. Overview. Oxygen concentrators If a patient uses oxygen for more than 4 hours a day at a flow rate of 2 L/minute, an oxygen concentrator should be prescribed. If Nitrogen is removed, air will be left with upto 95% pure Oxygen. Operating Temperature 50F (10C) to 104F (40C) Operating Humidity 10% - 95% @ 82.4F (28C) Operating Atmospheric Pressure 101kPa to 63kPa Oxygen for hot shops, flameworking studios and scientific glass shops of every size. Our commitment to your success is what truly sets us apart. Reply. All machines include a 3-year limited warranty from the manufacturer. Acute mountain sickness can progress to high Add to Cart . It is very easy to get in touch with us. Description. Smith Little Torchkit (500057) with: Five tips (sizes 3 through 7). The first Oxygen Concentrators from the 1970's weighed several hundred pounds and were literally made to look like furniture to put in your living room. The PIC24F GU/GL family of eXtreme Low Power (XLP) microcontrollers (MCUs) enables the development of various innovative applications, both with and without displays. The Inogen One G3 (39 decibels) Despite being released in 2012, the Inogen One G3 is still a popular choice for oxygen patients who want a lightweight, reliable, and quiet portable oxygen concentrator. Check Price. Looking for more information on surgical masks to meet your In the air, two oxygen atoms usually join to make dioxygen (O 2), a colourless gas.This gas is often just called oxygen. View Product. Invacare Platinum 10 Oxygen Concentrator Reconditioned (10 LPM) Free Drop Ship Item in the Contiguous 48 - Call For Lead Time. $60. Portable units generally produce 410 l/min (Fig. Everything was normal. All machines include a 3-year limited warranty from the manufacturer. Compact, quiet, and weighing only 3.75 pounds, youll have the freedom to be there for the moments that really count. China Extreme Oxygen Concentrator manufacturers - Select 2021 high quality Extreme Oxygen Concentrator products in best price from certified Chinese Medical Instrument, Oxygen Generator suppliers, wholesalers and factory on Made-in-China.com View Product. favorite this post Jul 27 Everflo Oxygen Concentrator $400 (Oceanside) pic hide this posting restore restore this posting. China Extreme Oxygen Concentrator - Select 2022 Extreme Oxygen Concentrator products from verified China Extreme Oxygen Concentrator An oxygen mask provides a method to transfer breathing oxygen gas from a storage tank to the lungs. No matter what the problem is with your Oxygen Concentrator, we have the quality new and used replacement parts you could need! FAA-approved for use on domestic and international It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds.Oxygen is Earth's most abundant element, and after hydrogen and helium, it is the third-most abundant element in the Reconditioned Airsep Elite 5LPM Oxygen Concentrator. We have parts for legacy machines like the Puritan Bennett Concentrators are essentially useless for aborting cluster headaches, because they produce low flows and less than 100 percent pure O2, so be sure this is not what you are going to receive. Do: keep at least 10 feet (3m) away from sparking objects, flame, flammable materials and extreme heat; make sure you turn off your oxygen supply when not in use, even for short spells 70025 if calling from Australia. Room air is a mixture of 78% nitrogen, 21% oxygen, 1% argon and other gases. 2. The Top 4: 5) EasyPulse Portable Oxygen Concentrator 5 Liter. The EXTREME OXYGEN PRODUCTS, MARTINSVILLE. The lowest it provides is 220 ml/min on the setting of 1. View Product. Propane regulator for disposable tank (500093). Extreme slim width; Reduced no-load power consumption; Wide operating temperature; CliQ M DC-UPS Modules. Suitable for 24 V system up to 40 A; Soleena 2 years ago. At just 10-pounds SimplyGo is the lightest Portable Oxygen Concentrator (POC) on the market to offer both Continuous Flow and Pulse-Dose oxygen delivery. US $10.18. Please click below on the manual that you need. Oxygen is a chemical element.It has the symbol O and atomic number 8. Welcome to X-PLO 2 R . Stringent testing procedures ensure that the SimplyGo can withstand extreme vibrations, impacts and temperatures. Your torch can produce a flame up to 5,400F and achieve pinpoint accuracy and control. Extreme Oxygen EX-5 O2 Concentrator (remanufactured Philips Respironics Millenium M5; also marketed as the Extreme Oxygen M5) From a collection of models created in support of a proposed jewelry artisan maker space. 70025 or 1800 072 670 ext. Oxygen masks may cover only the nose and mouth (oral nasal mask) or the entire face (full-face mask). Your Account; Login / Register; Change Currency $ USD (US Dollars) EUR (Euro) UK 0345 100 UNICEFs Oxygen Concentrator Innovation Project aims to develop a more durable, state-of-the-art oxygen concentrator to work in such challenging settings. Generic 10 Litre Oxygen Concentrator Regular / Home Grade. 95 ($19.95/Count) Quickly and easily measure your pulse strength, pulse rate, and oxygen level anytime, anywhere with this simple option that clips onto the finger. LiveO2 Extreme consists of two primary components, including an oxygen concentrator and an airbag (or reservoir) thats split into two compartments. Have your patient sit on a paper covered examination table. Portable Oxygen Concentrator in Provo on YP.com. It is the third most common element in the universe, after hydrogen and helium.. Weight: 4.8 lbs | Delivery/Flow Type: Pulse flow | Battery Life: Up to eight hours with two batteries. Watch The oxygen concentrator of the LiveO2 Extreme allows you to select between different altitude settings. Oxygen concentrators The Respironics SimplyGo portable oxygen concentrator is the smallest and lightest battery-operated concentrator capable of producing both pulse flow and continuous flow oxygen delivery. Your basket is empty. These common diving breathing gases are used: Air is a mixture of 21% oxygen, 78% nitrogen, and approximately 1% other trace gases, primarily argon; to simplify calculations this last 1% is usually treated as if it were nitrogen.Being freely available and simple to use, it is the most common diving gas. The AirSep Newlife Intensity 10 is a home oxygen concentrator that delivers 10 liters per minute (LPM) of pressure and high flow oxygen. Please hand-carry your oxygen machines (BiPAP, CPAP, Concentrator, Nebulizer, etc.) Principle: Pressure Swing Adsorption. SeQual Eclipse 5 (13,123 feet) The SeQual Eclipse 5 is known for offering the highest oxygen output of any portable oxygen concentrator. With up to a 10-hour battery life, a portable oxygen concentrator can help you spend more time with your family and friends, enjoy longer outings around town, and even travel overseas. If you have to use your portable oxygen concentrator outdoors, find a shaded area under some trees or by a building. Sale. 12. Invacare offers two main models the Invacare Platinum and the Invacare XP02 ranging in weight from 4.8 to 6.4lbs. Sportcraft Extreme Ab Trainer $10 (Edgewater) pic hide this posting restore restore this posting. The last visit is when I learned my oxygen was 76 after the last sleep study. Mon-Sun: 8:00am-9:00pm MST. The 3B Medical Stratus 5 Oxygen Concentrator is designed to provide supplemental oxygen for individuals who require daily oxygen therapy. Quiet operation with low noise output. The oxygen concentrator providea hundreds of hours of trouble-free service and delivers more than 20 hours of use from each fuel tank. It has the highest output of the M series oxygen generators at 8 LPM. I use 3 EX-15 Oxygen Concentrators instead of liquid or tanked oxygen. It produces concentrated oxygen from Symptoms may include headaches, vomiting, tiredness, confusion, trouble sleeping, and dizziness. Oxygen Purity 91% 4% (87 - 95%) from 0.5 to 3.0 LPM; Measured purity values are within 2% of actual values; There is no variation in purity within the operating altitude. OXYGEN EXTREME: A liquid oxygen supplement produced with a proprietary process that involves distilled water, electric current, and 99.9% food-grade salt (no additives) to create bioavailable, dissolved, stable oxygen. At all volumes the concentrator produces oxygen with a purity of 87 to 96%, providing enough oxygen for even the most demanding oxygen therapies.