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Bronchoscopic repair of air leaks in a lung

  • US 8,974,527 B2
  • Filed: 03/29/2013
  • Issued: 03/10/2015
  • Est. Priority Date: 08/08/2003
  • Status: Active Grant
First Claim
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1. A system for treating the lung, the system comprising:

  • a balloon catheter;

    a delivery catheter having a distal end and a proximal end; and

    a bronchial device configured to transition between a stored configuration and a deployed configuration, the bronchial device configured to fit within a distal portion of the delivery catheter when in the stored configuration, the bronchial device comprising;

    an occlusion portion, the occlusion portion obstructing airflow in an airway in an inhalation direction when the bronchial device is deployed in the airway, the occlusion portion having an open proximal end and a closed distal end; and

    an anchor portion connected to the distal end of the occlusion portion, the anchor portion including a plurality of anchors extending in a distal direction from an anchor hub, each of the plurality of anchors having a flattened shape and bifurcated into a piercing tip and an anchor stop, the anchor stop configured to limit a depth to which the piercing tip pierces a wall of the airway in which the bronchial device is deployed.

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