Radiopaque polyurethanes and catheters formed therefrom

Details Radiopaque polyurethanes and catheters formed therefrom Radiopaque polyurethanes and catheters formed therefrom

A - Human Necessities

61

L

402/129, 167/335

A61L 29/00 (2006.01) A61L 29/06 (2006.01) A61L 29/18 (2006.01) C08G 18/32 (2006.01) C08G 18/38 (2006.01) C08G 18/77 (2006.01)

Patent

CA 1334120

Catheters formed from polyurethanes containing sufficient halogenated moieties in the polymer structure to make the polyurethanes radiopaque are disclosed. Such polyurethanes can be prepared by employing halogenated diols and/or halogenated diisocyanate reactants. In preferred cases, the catheters are optically transparent in addition to being radiopaque.

537838

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