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Catheter device

  • US 10,478,539 B2
  • Filed: 01/20/2016
  • Issued: 11/19/2019
  • Est. Priority Date: 10/08/2007
  • Status: Active Grant
First Claim
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1. A catheter device comprising:

  • a drive shaft having a proximal end and a distal end;

    a rotor, connected to the drive shaft;

    a pump head comprising an inlet, an outlet, and an expandable and collapsible pump housing having a proximal end and a distal end, wherein the rotor is located in the expandable and compressible pump housing;

    a body cap, wherein the body cap has a proximal end and a distal end, the proximal end being coupled to a distal end of the pump head by a body element, and wherein the body cap comprises an atraumatic ball; and

    the body element is an elongate tubular flexible projection, having proximal and distal ends, that projects distally away from the distal end of the pump housing and forms a flexible connection between the body cap and the distal end of the pump housing, wherein the proximal end of the atraumatic ball is positioned distally relative to the distal end of the body element.

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