Patent ID: 9072825
Filing Date: 2015-07-07
Classification: A61M,F04D,Y10S

Abstract:
1. A catheter device comprising a drive shaft connected to a motor; a rotor mounted on the drive shaft at the distal end section wherein the rotor is made of an elastic material such that, after forced compression, the rotor unfolds automatically; an expandable or compressible pump housing which encompasses the rotor, wherein the pump housing comprises a distal connection section, a conical intake section, a pump section, a conical outlet section and a proximal connection section and wherein the pump housing is formed by a mesh comprising apertures, wherein the apertures are closed by an elastic covering at least in the area of the pump section and wherein apertures in the conical intake section are larger than apertures in the pump section, wherein the apertures in the pump section all have a substantially uniform size.