The customer reported that ¿the oxygen port on this connector seems to have ¿melted¿ according to the facility, causing the oxygen concentrator unable to maintain liter flow¿.The patient did not change the adaptor in over one year.Once replaced with new adaptor, liter flow improved."the patient felt like she could not breathe and thought something was wrong with the concentrator when she noticed the ball to increase liter flow would not rise at all staying below 1 liter¿.The customer reported that the patient was not told to change the connector every 30 days.The customer reported that did not know this at the time, and now have seen this written on the package.The patient ¿did not have any respiratory comprise at all".
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