Abstract:Implantation of stents into the bronchial walls is a newly developed method to treat lung emphysema, which is now being tested clinically. During this procedure, a bronchoscope carrying a Doppler ultrasonography head is placed into a segmental bronchus and the blood vessels running in parallel to the bronchus are localized. Once a safe location without blood vessels is found, the bronchial wall is perforated and a stent is placed within the wall to improve the expiratory volume of these "bypasses" to the adjac… Show more
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