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SelfiMed UK specialises in supplying new, refurbished and used medical equipment for hospitals, clinics and healthcare professionals across the UK and international markets. The collection includes diagnostic devices, patient monitors, ventilators, infusion pumps and essential clinical instruments selected for reliability and performance. Protective equipment and monitoring systems are also available to support safe and efficient healthcare environments. All equipment complies with UK and EU medical device standards, ensuring dependable operation in demanding clinical settings. Fast UK delivery is available across the full range at competitive prices.
ResMed AirFit N30i Nasal Cushion without Diffuser Filter The ResMed AirFit N30i nasal cushion is the silicone seal that attaches to the AirFit N30i...
View full detailsFisher & Paykel Vitera Full Face CPAP Mask with Headgear The Fisher & Paykel Vitera is a full face CPAP mask built around three core design...
View full detailsFisher & Paykel Solo Nasal Pillow CPAP Mask with AutoFit Headgear The Fisher & Paykel Solo Nasal Pillow is the nasal pillow variant o...
View full detailsFisher & Paykel Solo Nasal CPAP Mask with AutoFit Headgear The Fisher & Paykel Solo Nasal is the world's first AutoFit CPAP mask, represent...
View full detailsFisher & Paykel Nova Micro Nasal Pillow CPAP Mask with Headgear The Fisher & Paykel Nova Micro is the smallest and lightest mask in the Fis...
View full detailsFisher & Paykel Nova Nasal CPAP Mask with Headgear The Fisher & Paykel Nova Nasal is a high-performance nasal CPAP mask engineered for a se...
View full detailsFisher & Paykel Vitera Full Face CPAP Mask Cushion The Fisher & Paykel Vitera full face cushion is a genuine original part designed exclusi...
View full detailsFisher & Paykel Eson 2 Nasal CPAP Mask with Headgear The Fisher & Paykel Eson 2 is a nasal CPAP mask built for comfort, simplicity and quie...
View full detailsHeyer LuvOn F2 Full Face CPAP Mask The Heyer LuvOn F2 is a full face CPAP mask designed for patients requiring continuous positive airway pressure ...
View full detailsHeyer LuvOn F3 Full Face CPAP Mask The Heyer LuvOn F3 is a traditional full face CPAP mask designed for patients requiring continuous positive air...
View full detailsHeyer LuvOn N3 Nasal CPAP Mask The Heyer LuvOn N3 is a traditional nasal CPAP mask designed for patients requiring continuous positive airway press...
View full detailsHeyer LuvOn N2 Nasal CPAP Mask The Heyer LuvOn N2 is a nasal CPAP mask designed for patients requiring continuous positive airway pressure or bilev...
View full detailsResMed AirSense 11 AutoSet CPAP Machine Ref. 39163 with MyAir Compatibility IMPORTANT: myAir is included for UK and EU customers. The ResMed AirS...
View full detailsResMed AirTouch N30i ComfiSoft Nasal Cushion for CPAP Masks The ResMed AirTouch N30i cushion introduces ComfiSoft technology — a genuine ResMed inn...
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Löwenstein Medical Prisma SMART Plus CPAP Machine The Löwenstein Medical Prisma SMART Plus is an advanced CPAP machine delivering auto-adjusting AP...
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Löwenstein Medical Prisma20A Auto CPAP Machine The Löwenstein Medical Prisma20A is a premium auto CPAP machine from the prismaLINE range, desi...
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CPAP Machine Dust Cover The CPAP Machine Dust Cover is designed to protect your device from dust, debris, and light moisture when not in use. Keepi...
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ResMed AirSense 10 AutoSet – Auto CPAP Machine The ResMed AirSense 10 AutoSet CPAP Machine is a premium auto-adjusting CPAP device with advanced ...
View full detailsResMed Swift FX and Swift FX for Her Nasal Pillow Cushion The ResMed Swift FX nasal pillow cushion is the dual-wall silicone pillow insert for the ...
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Purdoux CPAP Mask Wipes The Purdoux CPAP Mask Wipes are designed to support daily cleaning routines and help maintain a secure mask seal. Regular u...
View full detailsBristol Maid Medical Records Trolley – Medium The Medical Records Trolley Bristol Maid Medium model is designed to support organised and efficient ...
View full detailsSprague TS-DIA01006 Rappaport Stethoscope The Spirit Sprague Rappaport Stethoscope is a professional-grade diagnostic instrument engineered for cli...
View full detailsMirage Quattro Full Face CPAP Mask Mirage Quattro is a full face style CPAP mask by ResMed for sleep apnea treatment. A full face mask is a triangl...
View full detailsStryker Big Wheel 1115 Hydraulic Patient Trolley The Stryker Big Wheel 1115 Hydraulic Patient Trolley is a robust emergency stretcher designed for ...
View full detailsCPAP therapy is the gold-standard treatment for obstructive sleep apnoea, keeping your airway open throughout the night.
Modern APAP and CPAP machines automatically adapt pressure to your breathing, delivering precise therapy every night.
Built-in compliance data and companion apps let you and your clinician monitor therapy hours, AHI and mask seal in real time.
Lightweight, compact designs with universal power supplies mean your therapy travels with you wherever you go.
CPAP Machines Collection
A CPAP (Continuous Positive Airway Pressure) machine delivers a constant stream of pressurised air through a tube and mask to keep your upper airway open during sleep. This prevents the airway from collapsing, which is the primary cause of obstructive sleep apnoea (OSA).
The machine draws in room air, filters it and pressurises it to a level prescribed by your clinician. This gentle, continuous pressure acts as a pneumatic splint, eliminating apnoeas, hypopnoeas and snoring.
CPAP delivers a fixed, constant pressure set by your prescribing clinician. It is the most common type and works well for most OSA patients.
APAP (Auto CPAP) automatically adjusts the pressure breath by breath within a set range. This can improve comfort and is particularly useful for patients whose pressure needs vary, such as those who sleep in different positions or whose OSA severity changes.
BiPAP (Bilevel PAP) delivers two different pressure levels — a higher pressure on inhalation and a lower pressure on exhalation. It is used for patients with more complex respiratory needs, higher pressure requirements or conditions such as central sleep apnoea or COPD.
Your prescribing clinician will recommend the most appropriate device based on your sleep study results.
In the UK, CPAP machines are classified as medical devices. While a prescription is not legally required to purchase a machine, a formal sleep study and clinical assessment are strongly recommended before starting therapy. This ensures the correct pressure settings are identified and the most appropriate machine is selected for your condition.
If you have already been diagnosed with sleep apnoea and are replacing an existing machine or purchasing a spare, our team can assist you in selecting a compatible device. Contact us if you need guidance.
The right machine depends on several factors including your diagnosis, prescribed pressure range, lifestyle and personal preferences. Key considerations include:
Fixed vs auto-adjusting: APAP machines are often preferred for their flexibility and improved comfort, particularly for new users.
Built-in humidifier: Most modern machines include an integrated humidifier. If yours does not, a standalone or clip-on humidifier can be added.
Noise level: All our machines are clinically quiet, but models vary slightly. Consider this if you or your partner are sensitive to sound.
Travel use: If you travel frequently, a compact, lightweight model with a universal power supply and optional DC cable is advisable.
If you are unsure, please contact our clinical team for guidance before purchasing.
Setting up a CPAP machine for the first time is straightforward. The general steps are:
1. Place the machine on a flat, stable surface beside your bed, ideally below the level of your head.
2. Fill the water chamber with distilled water up to the maximum fill line and attach it to the machine.
3. Connect the tubing to the machine's air outlet and the other end to your mask.
4. Fit and adjust your mask for a secure, comfortable seal.
5. Power on the machine and begin therapy. Many machines start automatically when you breathe in.
Your machine will come with a detailed user manual. If pressure settings need to be configured, refer to your clinical team or prescription paperwork.
Daily: empty any remaining water from the humidifier chamber and leave it open to air dry.
Weekly: wash the water chamber and tubing with warm water and mild soap. Rinse thoroughly and allow to dry completely before reassembling. Wipe the exterior of the machine with a damp cloth.
Monthly: inspect and clean reusable filters by rinsing with water. Allow to dry fully before replacing.
Every 6 months: replace the water chamber and any reusable filters. Replace disposable filters every 1 to 3 months depending on use.
Avoid harsh chemicals, bleach or alcohol-based products on any components, as these can degrade seals and plastic.
Yes. Most modern CPAP machines are designed for travel. They typically include a universal AC power supply (100–240V) suitable for use in any country. Many models also support DC power for use in cars, campervans or off-grid settings via an optional DC cable or battery pack.
CPAP machines are classified as medical devices and are permitted as carry-on luggage on most airlines. It is advisable to carry your prescription documentation when travelling internationally.
If you travel frequently, consider a purpose-built CPAP travel bag to protect your equipment during transit.
CPAP pressure is measured in centimetres of water pressure (cmH₂O) and should only be set based on the results of a titration study or the recommendation of your prescribing clinician. Common therapeutic ranges are between 4 and 20 cmH₂O.
If you are using an APAP device, your clinician will set a minimum and maximum pressure range within which the machine will automatically adjust.
Do not self-adjust your pressure without clinical guidance, as incorrect settings can reduce therapy effectiveness or cause discomfort.
A well-maintained CPAP machine typically lasts between 5 and 7 years, though many continue to function reliably beyond this. Lifespan depends on usage frequency, maintenance habits and the specific model.
Regular cleaning, timely filter replacement and using distilled water in the humidifier are the most effective ways to extend the life of your machine.
If your machine begins to make unusual noises, loses pressure consistency or displays persistent error codes, it may be time to consider a replacement. Contact our team for advice.
A 30-day change-of-mind return policy is available for brand new machines that are unopened and unused only. Once a CPAP machine has been set up or used, even briefly, it cannot be resold as new for hygiene and clinical reasons.
If you receive a machine that is faulty or damaged on arrival, please contact us immediately and we will arrange a replacement or refund.
Return shipping costs for change-of-mind returns are the responsibility of the customer. We strongly recommend selecting the correct model before purchasing. Our team is available to help you choose the right machine.