Efficacy of Two Liquid Oxygen Devices in Deambulation

Efficacy of Two Liquid Oxygen Devices in Deambulation

Some oxygen conserving devices have been developed to diminish oxygen expense. These devices offer optimisation of oxygen therapy for deambulation by improving time autonomy of patients.

Inclusion Criteria:

• Patients with arterial oxygen desaturation to effort.
• COPD with TLC > 90%
• EPID with TLC < 90% and FEV1/FVC > 70%

Exclusion Criteria:

• Patients with long-term oxygen therapy (LTOT) in deambulation.
• Not clinically stable during last month.
• Smokers