[ Date Index ] [ Thread Index ] [ <= Previous by date / thread ] [ Next by date / thread => ]
On Tue, 14 Apr 2020, Eion MacDonald wrote:
If living there, I would prefer *something rather than nothing*. No ability to buy NHS high spec, high cost stuff.
People are *grossly* overthinking this.When we wanted to, we could build a oil fired steam powered cargo ship from plate steel to launched and sailing over the atlantic in under a day. (3 ships every 2 days)
https://en.wikipedia.org/wiki/Liberty_ship So:A welder and some sheet metal and girders that you can weld and cut. Some neoprene or latex rubber. (From a standard diving drysuit) A motor. Pullys or a gearbox, metal rods and a good engineer could make the first workable "Iron Lung" in a day or 3. Subsequent ones will be much faster to fabricate. No computer required.
https://en.wikipedia.org/wiki/Iron_lung Polio victims have lived in these for decades. and the idea is already gaining traction: https://www.telegraph.co.uk/news/2020/04/11/iron-lung-backed-stephen-hawkings-family-trialled-covid-19-patients/ https://www.theengineer.co.uk/exovent-covid-19-ventilator/(although I have no idea why that looks like it has some sort of computer control and flasing lights on it - completely not needed - you can mechanically control the tidal volume to the required amount (usually 4 liters or so) and stick in a standard mechanical over pressure valve to stop over inflation.
Gordon -- The Mailing List for the Devon & Cornwall LUG https://mailman.dcglug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq