Respiration; international review of thoracic diseases
-
Randomized Controlled Trial Multicenter Study
The REACH Trial: A Randomized Controlled Trial Assessing the Safety and Effectiveness of the Spiration® Valve System in the Treatment of Severe Emphysema.
Chronic obstructive pulmonary disease (COPD) has become a leading cause of morbidity and mortality in China, with tobacco smoke, air pollution, and occupational biohazards being the major risk factors. ⋯ The SVS represents a novel approach for the treatment of severe emphysema with a clinically acceptable risk-benefit profile.