There is disclosed a radiopaque marker comprising a binary alloy of titanium and one binary element selected from platinum, palladium, rhodium, and gold. There is also disclosed various medical devices, such as stents, guidewires and embolic filters, that have the radiopaque marker attached thereto....http://www.google.es/patents/US20080288056?utm_source=gb-gplus-sharePatente US20080288056 - RADIOPAQUE MARKERS COMPRISING BINARY ALLOYS OF TITANIUM
RADIOPAQUE MARKERS COMPRISING BINARY ALLOYS OF TITANIUM