COPD & Emphysema Support Group
COPD is a progressive disease characterized by airflow obstruction or limitation. Emphysema is characterized by loss of elasticity of the lung tissue, destruction of structures supporting the alveoli and of capillaries feeding the alveoli. Both have symptoms that include shortness of breath, among other respiratory troubles. If you are a COPD or Emphysema sufferer, join...
"The PulseDose triggering is not significantly affected by the cannula length, but the delivery of oxygen is affected. If the cannula is longer than 35 feet, the pulse of oxygen is delayed. Remember the therapeutic moment during the inhalation cycle. If the oxygen is not delivered during this time, the benefits will not be realized."
Our breathing is much more shallow when we sleep and dependent on the individual there is a possibility that the breathing may be too shallow to activate the pulse system.
I use a 50 ft plus a 7 ft cannula at night so I use the continuous flow During the day, (and I am away from home) if and when I need 02, I use the pulsedose from the portable unit. My portable is battery operated so therefore, dependent on the flow, you will save battery time.
I am not sure if I answered your question but hope it helps someone.
The best, Anna
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