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US 12,049,525 B2Granted
Radiopaque polymers
AssigneeBoston Scientific Medical Device Limited
InventorsYiqing Tang, Andrew Lennard Lewis, Jonathan Vince, Hugh Britton, Koorosh Ashrafi, Damien Guegan, Sean Leo Willis
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Abstract
A polymer having a backbone comprising a polyhydroxylated polymer cross linked by a C3 to C8 diacid.
Claims15
A polymer having a backbone comprising a polyhydroxylated polymer cross linked by a C4 or C5 alpha keto acid, wherein the cross linked polymer is in the form of a microsphere having a diameter between 30 μm and 700 μm when swollen.
Dependencies are inferred from the claim text.