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تعداد آیتم قابل مشاهده باقیمانده : 3 مورد
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Characteristics of oxygen conserving systems

Characteristics of oxygen conserving systems
  Reservoir Demand pulse Noninvasive open ventilator with oxygen[1]
Mechanism Stores oxygen during exhalation Delivery during early inspiration Delivers 50 to 250 mL pulses
Efficiency 2:1 to 4:1 3:1 to 7:1 Not available
High-flow 16 L/m Not applicable Larger pulses
Comfort Adequate Adequate Adequate
Cosmetics Obtrusive Adequate Adequate
Complications Rare Mechanical failure Mechanical failure
Reference:
  1. Porszasz J, Cao R, Morishige R, et al. Physiologic effects of an ambulatory ventilation system in chronic obstructive pulmonary disease. Am J Respir Crit Care Med 2013; 188:334.
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