Flexible container, for containment and delivery of medical fluids, having a 5.degree. to 45.degree. angel form the center of its bottom towards its side, and at least one embossed interior wall to facilitate fluid delivery to an access port. ...http://www.google.es/patents/US5738671?utm_source=gb-gplus-sharePatente US5738671 - Flexible plastic container for the containment and delivery of diagnostic contrast media and parenteral drug formulations
Flexible plastic container for the containment and delivery of diagnostic ...