Breathing machines and what are the purposes

Electroencephalogram (eeg) vendors would remind everyone breathing machine has what purpose
1. The role of the breathing machine: alternative and improve external respiration, reduce the work of breathing, improve ventilation function.
2. Breathing machine indications: respiratory insufficiency, respiratory failure;Respiratory muscle and nerve irreversible damage replacement therapy;Critically ill patients with respiratory support;Intraoperative and postoperative patients, etc.Use breathing machine is: the side effects of long-term use, there will be signs of dry, when use, should often wet airway, namely beat at intubation with normal saline, and after use, there are few spontaneous breathing, is likely to be self adjusting a period of time, feeling a little breath is not so good, don't be nervous, general hospital can reduce slowly breathing machine, such as the patient feel spontaneous breathing ok to remove the ventilator.