A catheter with several independent lumens extending longitudinally through the catheter for accepting probes and for introducing fluid through the catheter and into a body cavity is disclosed. The cathater outer body has a cross-sectional maximum outer dimension. The first lumen is circular in cross-section,...http://www.google.es/patents/US5662620?utm_source=gb-gplus-sharePatente US5662620 - Transport catheter
