Radiopaque polyurethanes and catheters formed therefrom
作者： Hartley A. Silverwood , Donald J. Dempsey , Ronald E. Cambron , Kevin M. Mills
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摘要: Catheters formed from polyurethanes containing sufficient halogenated moieties in the polymer structure to make radiopaque. Such can be prepared by employing diols and/or diisocyanate reactants. In preferred cases, catheters are optically transparent addition being
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