tidal volume


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tidal volume

[′tīd·əl ′väl·yəm]
(physiology)
The volume of air moved in and out of the lungs during a single normal respiratory cycle.
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In VCV group, ventilation was performed with 8 ml/kg and in order to keep ETCO2 in the range of 35-40 mmHg, tidal volume was increased incrementally by one ml/kg to 10 ml/kg each five minutes and respiratory rate were increased incrementally by two each five minutes to 25/min.
There was, however, no significant difference in parameters of ventilation, such as tidal volume, minute ventilation, respiratory rate and peak airway pressure between the groups.
Tracheal gas insufflation offers the potential to balance low tidal volumes with normocapnia.
Despite over 100 clinical trials of both supportive therapies and biological agents, the only unequivocally effective intervention over the last two decades has been the use of low tidal volume ventilation.
At an average tidal volume of 650 [+ or -] 10 ml, with a peak expiratory flow of 59.
Lung inflammation in preterm infants with respiratory distress syndrome: effects of ventilation with different tidal volumes.
Tidal volume in ml and respiratory rate in bpm were collected from the ventilator display (b) and used to calculate minute ventilation.
When the ventilator controls the tidal volume delivery and timing, the breath is considered mandatory.
Initial measurements were made, including 13 physiological measures such as blood pressure, respiration rate, and tidal volume (a measure of breathing depth).
The system has a tidal volume of 500 ml, and variable frequency from 10 to 25 breaths per minute.
The respiratory rate and tidal volume are set, depending on weight and oxygen requirements of the patient.
2] retention in some patients, these individuals often have a minimal decrease in respiratory rate, tidal volume, or minute ventilation (see Table 1 for definitions).