The C. P. A. P. thread

coriander

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As we prepare for another overseas trip in a couple of days, I thought I would start a new thread about discussions about CPAP machines in general. I note there have been some posts in the past scattered across other threads and it was suggested a couple of months ago that perhaps we should have a dedicated CPAP thread. So here we go:

I thought I’d start with a user perspective of ResMed’s Airmini CPAP machine, billed as the ultimate travel CPAP machine (not a complete review – there are plenty of those on the web). I’ve owned one since May and it has been used on two overseas trips and one domestic.

The Airmini machine is certainly small - 13.6cm x 8.4cm x 5.2cm. However, a visual demonstration of its tiny size probably more instructive. From top to bottom the image below shows:
  • my existing ResMed S9 Elite CPAP machine with its power supply;
  • below it is the Airmini with its power supply;
  • below the Airmini as a point of comparison, my Samsung S8 smart phone and a typical Qantas amenity pack.
airmini_01.jpg
Rather than using the supplied bag, I pack the Airmini into three Cathay Pacific amenity packs. One pack contains the mask, another the tubing (and international adapter) and the third the Airmini and its power supply.

20180502_160148.jpg

The Airmini comes with its own 2m tubing (thinner than standard CPAP machine tubing) and a choice of masks. Tubing also has a built-in waterless humidifcation system; this is located about 30 cm from the mask itself. Other masks and tubing are not compatible with the Airmini as the connections are completely different.

Generally when you purchase an Airmini, the seller will set it up for you using the parameters in your existing machine or the prescription provided by your sleep therapist. The Airmini also comes with the android or iPhone app which connects to your Airmini via Bluetooth and enables you to change settings within the machine as well as monitoring your sleep quality and quantity.

The Airmini machine itself is very quiet…… until you attach the tubing and mask. The humidifier section, with or without an inserted capsule, creates a large amount of noise (it’s about 30% louder with the HumidX capsule in place than out). On an aircraft the level of “white noise” pretty much masks the sound of the machine, but in a quiet hotel room the sound of air rushing is significantly louder. My ResMed S9 and Eson mask are almost completely silent. However on our last trip overseas were generally so tired by the time we went to bed that both my wife and I fell asleep very quickly, so the noise aspect may be less of a problem than you initially think. (I’ve not bothered with using the HumidX capsules and don’t wake up with a dry mouth – I usually don’t take the humidifier section of my S9 with me when I travel.) Certainly, it seemed to work well enough, the app telling me my sleep quality was always at or near 100% and I did feel fully refreshed every morning. One feature I really do like is the auto on / auto off: it turns on when you attach your mask and turns off within 5 seconds when you remove it - wonderful to not have to fumble around in the dark looking for the on/off button.

The power supply is a fixed 2-pin plug pack and runs at any voltage from 100-240V without the need to adjust settings on the plugpack. You will need an adapter if travelling overseas.

Qantas aircraft have AU power points and the A380 has dedicated medical power points in front of seats 11J, 11K – either one or two depending on number of people travelling. These are installed by QF ground crew when preparing the aircraft.
01-12.jpg
23_81b.jpg

These run off a separate circuit to the entertainment system and are thus immune from power failure when the entertainment system has failed and has to be rebooted. These power points provide a very firm connection for your power supply (this is important – read on).

You do need to tell Qantas (in fact every airline) that you wish to use a CPAP machine – there is an appropriate form on their website – and Qantas’ staff at Special Handling are excellent and very helpful with any issues. On my request, they’ve inserted a comment into my profile that I use a CPAP machine so that I don’t have to notify them before each flight. For example, if you’re flying the A380 in J and you’re don’t have P1 or CL status, you’ll be unable to select row 11. A simple phone call to Special Handling and they will immediately allocate row 11 for you. By sheer coincidence, as I’m writing this post I received a phone call from QF Special Handling checking that I want to use my CPAP machine on our forthcoming 787 flight and offering me a medical power outlet seat – 8A or 8K. I declined, citing its proximity to the galley, preferring to stay in 3K.

As I said above the power supply is a plugpack, unlike the brick of my Resmed S9. While being compact its size and weight nevertheless can create a couple of issues. I would therefore recommend that you purchase a short (0.5 m) extension cord and take it with you on your travels.
  • Reason #1: many power points in hotels and on aircraft have become loose over time with many insertions and removals. The weight of the plugpack can be enough to have it fall out of its power point (exacerbated when it's plugged into an international adapter). This even happened on the new 787 LHR-PER when we hit a bit of turbulence.
  • Reason #2: poor power point placement can preclude the use of the plugpack. Shown below is what I mean: this power point at a hotel in Brisbane is placed so close to the shelf that the plugpack can’t be inserted.
hotel_jen_power_point.jpg
 
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I've been thinking about starting a thread and just about to buy a new machine so very informative Thanks
 
I use an S8 ResMed machine for travel where I have taken out the humidifier and I have 2 lithium batteries that I updated thru Battery World. My previous batteries came from cpap.com and I had to get them changed after about 12 years.
When I go to Sydney or Melbourne I have cpap machines there.
So I can use the machine on long haul flights and then when I am overseas.
The most important thing is the mask and that takes time to get one that suits you.
 
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I use the Transcend II CPAP Machine with P8 Battery for travel but find the tubing comes out of the machine too easily and I'd prefer one that has auto on/off.
 
Actually I do owe you @cove a large vote of thanks with your advice with CPAP machines over the years. It was on your suggestion that I purchased a Resmed PowerStation to power the S9 on flights or where I'd be away from mains power. Over the last year or two though I've left it at home as it's simply too big and heavy to lug around with me for 3 weeks for a 17 hour flight, preferring to trust the aircraft's power supply and so far, touch wood, that hasn't let me down.

I just dragged it out to demonstrate its size compared to the S9 (sans humidifier) and Airmini. The other nuisance is that Resmed do not make an adapter to connect the PowerStation to the Airmini and apparently have no intention of doing so. Third party battery packs are available.

powerstation.jpg
 
Thanks Coriander for starting the thread. I have a DeVilbiss SleepCube that I use, without a humidifier. I have only tried it on a flight once, Hong Kong to Toronto on a CX 777, and it didn't "feel right". I have always been a bad sleeper on planes - admittedly in Y before the last few years - so I just sit up and watch the IFE and nap for a little bit.

I did wonder if using it on a B787 or A350 with their higher cabin pressures might improve the experience.
 
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I know this isn't exactly on-topic, but I just have to share the embarrassing fact that it took me a good three minutes to read the thread correctly as 'the CPAP thread' as opposed to 'the cough thread'.

Every day is a school day!
 
My IPad spell checker made it cough and I had to fix it.
The old style style S8 Resmed does not come with a genuine battery pack but I had 2 made up by Battery World at $215 each as cpap.com had stopped making their unit.
I couldn't see the need to get a new model complete with a battery so I saved a bunch.
 
I use a transend II for travel and have been happy with it. I have one of their 2 night batteries but it really only lasts 6-7 hours now. It shuts off automatically if the Hose falls out or I take it off. I always take it as hand luggage now after being caught out with my checked luggage missing a flight resulting in me missing a nights sleep. I also always take an extension chord as low mounted power outlets seem to be more common than high, and I have had to move the bed to the other side of the room a few times.

When it is time to replace the Transend I planned to get one of the Resmed airminis - but not being able to use my regular F&P nasal pillow mask is problematic and I appreciate the heads up on this.

Getting a CPAP was one of the best things I ever did, I use mine 100% and cannot sleep without it. I am lucky that the first mask I tried worked for me and only took 2-3 days to get used to. The only problem I have had is that I would like to do the overland track with friends (or even the Kokoda track) and need to find a light weight (and affordable) power source, or a way to not sleep for 5-6 days.....

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[QUOTE=" and need to find a light weight (and affordable) power sauce, or a way to not sleep for 5-6 days.....[/QUOTE]

mmm what does power sauce taste like ;)
 
[QUOTE=" and need to find a light weight (and affordable) power sauce, or a way to not sleep for 5-6 days.....

mmm what does power sauce taste like ;)[/QUOTE]
Don’t know, I haven’t found one yet :oops:
 
I have approval for 2 8 hour batteries in my carry on luggage. You could get someone else carry 2 more in their carry on.
 
The latest battery packs I bought from Battery World are about half the weight of my previous packs so Battery technology moved over the last decade. In place of the humidifier I carry a spare mask in my luggage as a just in case.
 
I planned to get one of the Resmed airminis - but not being able to use my regular F&P nasal pillow mask is problematic and I appreciate the heads up on this.
When you purchase the airmini, you are offered the choice of (from L-R) pillow mask, full-face and nasal mask options.
all_three.jpg

I'm used to a nasal mask (F&P Eson) and was dubious about having to use the Resmed nasal mask preparing myself to dislike it! However I've been pleasantly surprised at how comfortable it is to wear albeit much noisier with air blowing out of the humidifer. My CPAP seller did let me try the pillow mask in-store - I lasted about 3 minutes before taking it off and going back to the nasal mask - to each their own I suppose.
 
The old style style S8 Resmed does not come with a genuine battery pack but I had 2 made up by Battery World at $215 each. I couldn't see the need to get a new model complete with a battery so I saved a bunch.
My first machine was an S7 which served me well for many years but its internal power supply fritzed one night and I woke inhaling the characteristic smell of burning silicone chips. The S9 Elite (with external power supply) had just come on to the market so I upgraded to it skipping the S8.
 
Random thoughts ---

Coriander - that Resmed CPAP mini is extraodinary for its size. Travel well

Steady - I bought what I think was one of the battery world batteries about 2 years ago (similar size to the one Coriander shows above) and I've been amazed with how long it lasts - it's quoted as 10 to 12 hours, but lasts close to 20 hours (I only bought a 100 Wh one and I believe there were more powerful ones as well that last longer)

Lastly - as a general note of amusement - the first time I flew Syd-LAX, I had never flown with a CPAP before (and had no battery), and duly notified QANTAS (A380) and as I was travelling economy, I got stuck up the back with a power cord hanging down from the ceiling --- that was really not a fun experience (no sleep at all) --- I worked out though, that on subsequent trips, even when I wasn't in business class, that windows seats in upstairs economy had small cupboards next to each seat (at least the front 2 rows). As a further option, I also found that I think it's row 21 downstairs (last row before a bulkhead) had normal seat recline but a shelf behind it, which made it perfect for CPAPs. As a last aside, on the LAX-JFK leg in economy, I found the last few rows in the 737 were 2 seats rather than 3 seats (next to the windows) and there was ample room for all CPAP paraphrenalia between the window seat and the window - just in case anyone gets stuck in economy on that leg, hope that helps!
 
Qantas Special Handling are the folks to get your Cpap approved for use on their planes. They can then get you a seat where you can have a power supply. I still have my new battery packs and I have not run out of battery power on any long haul flight to Los Angeles.
With SQ they have seats with a power socket and sometimes the power can cut out. I have used the battery if that has happened mid flight. Often we go to London or Los Angeles so using the machine for sleeping is quite ok.
I used to carry a letter from the doctor who got me the Cpap but we rarely use other brands of airlines so I just carry the Resmed bag on as additional hand luggage and no one has chatted me.
We are generally flying in business or first class on the sleeper routes.
I don’t do red eyes from Perth to Sydney.
 
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I am a relatively recent newcomer to CPAP. It has stopped my snoring without the need for an expensive and painful surgery to correct nasal cavity issues. According to the testing, my apnoea was mid-range.

I did a trial with the Resmed S9. It took barely a few days to become fully comfortable with the little nasal pillow things and was amazed by how much more refreshed I felt in the morning. It was a very quiet machine too, practically inaudible, which was a relief because I was worried if the noise would keep the wife awake.

However they don't make the S9 anymore. so I bought the Airmini, seduced by it's size mainly despite the relative high 'running' costs of the humidifiers. I also found that, despite the unit itself being very quiet, the noise form the humdiifier bit of the tubing was very loud. Unacceptably loud in my case so I returned it inside a fortnight. It was like being in a Darth Vader mask. Apparently I was one of the first in Australia to buy the mini so they were very keen on my feedback. Because I work in acoustics, I took some measurements of the noise levels at my ears. It was about 40dBA, which is significant, particularly in a quiet room which may be about 25dBA usually, and may be comparable to, say, an air-conditioner on high, for example. Unlike that noise though, the humidifier/tube noise was variable with breathing.

So I ended up with a S10, which is good, works fine, has the auto on/off etc, but is not as good as the S9 IMHO. It is not as quiet as the S9 either, not that the residual unit noise is an issue, and certainly better than the humidifier noise associated with the Airmini. I've travelled with it extensively and carry a letter from the sleep doctor that exempts it from carry on limitations.

WRT batteries, I don't fly o/n flights often enough to bother with special packs etc - but have noted the excellent info about seating here just in case. However, at the risk of going OT, I used to fly with heavy sealed lead-acid batteries (in checked luggage) and carried a letter from QF Special Handling regarding their safety. I always had to show at check-in that there was no chance of arcing or bridging the exposed terminals. We use much lighter lithium-ion ones now and they're not safe for air transport at all apparently.
 
Thats okay... I'm still trying to work out what a CPAP machine is!

Constant Positive Air Pressure. It blows air up your nose to stop snoring and sleep apneas. An apnea is when the body stops breathing and this has been proved scientifically to be a bad thing:)
 
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