Operative modes
According to the described functional characteristics, as well as the controls and limits
assigned to this device, the following operative modes have been included. These modes
agree with the descriptions of the classic world literature, which is mentioned partly in
"Bibliography."
The division in three parts has for object to separate the groups
according to the predominant variable, volume, pressure, or
combined modes. The combined modes include modes with
participation of the two modalities and other where objectives of
tidal volume or minute volume that should be get.
Following is defined and describe the form of action for each
operative mode.