The Zephyr Valve provides significantly more benefit than medicine alone


In the LIBERATE pivotal clinical trial, at one-year, the patients who received the Zephyr Valve experienced the following benefits compared to patients on medications alone1:

Lungs Healthy Breath Zephyr

Breathe easier due to improved lung function

Walking Health Lungs Breathe

Could do more exercise and walk farther

Daily Activities Lung Health

Could do more daily life activities, such as walking, bathing, and gardening

More Energy Lung Health Quality of Life

Enjoyed a better quality of life with more energy

Confidence Quality of Life Lungs

Felt more confident leaving their home

See how patients feel after the Zephyr Valve Treatment

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“At 3 months they [patients] get all their improvement in lung function, but their exercise tolerance continues to improve to 6 months and to a year afterward because of the reconditioning effect.”


Complications of the Zephyr Endobronchial Valve treatment can include but are not limited to pneumothorax, worsening of COPD symptoms, hemoptysis, pneumonia, dyspnea and, in rare cases, death.1

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