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Methods and apparatus for treating embolism

  • US 10,004,531 B2
  • Filed: 11/20/2013
  • Issued: 06/26/2018
  • Est. Priority Date: 11/20/2012
  • Status: Active Grant
First Claim
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1. A system for treating a pulmonary embolism, comprising:

  • an elongated member having a proximal portion and a distal portion; and

    a clot treatment device having a proximal portion fixed to the distal portion of the elongated member, the clot treatment device including;

    an expandable generally cylindrical portion; and

    a plurality of capture elements including at least a first capture element and a second capture element, wherein the generally cylindrical portion is positioned between the first and second capture elements, and wherein the generally cylindrical portion and the capture elements are configured to move from a low-profile undeployed state sized to fit within a delivery catheter to a deployed state in which the generally cylindrical portion has a first cross-sectional dimension greater than that of the low-profile state and the capture elements project outwardly from the generally cylindrical portion,wherein the generally cylindrical portion has a first longitudinal dimension and each of the capture elements has a second longitudinal dimension, the first longitudinal dimension being greater than the second longitudinal dimension.

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