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Apparatus and methods for assisted breathing by transvascular nerve stimulation

  • US 10,293,164 B2
  • Filed: 05/26/2017
  • Issued: 05/21/2019
  • Est. Priority Date: 05/26/2017
  • Status: Active Grant
First Claim
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1. A catheter, comprising:

  • an outer sheath defining a plurality of apertures therethrough;

    a body defining at least one longitudinal lumen therein, wherein at least a portion of the body is radially inward of the outer sheath, and the apertures are radially outward of the lumen;

    a plurality of electrodes positioned in or on the catheter, each electrode being electrically exposed through an aperture of the plurality of apertures; and

    a ribbon cable extending through the lumen and including a plurality of leads, the plurality of leads being electrically connected to the plurality of electrodes,wherein the plurality of apertures includes a plurality of proximal apertures and a plurality of distal apertures, the plurality of proximal apertures including two longitudinally extending rows of proximal apertures, and wherein the outer sheath includes (1) a first radiopaque feature at a distal portion of the sheath for confirming an orientation of the distal apertures and (2) a second radiopaque feature at a proximal portion of the sheath and positioned circumferentially opposite to a line extending between the two rows of proximal apertures.

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