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US 11,453,746 B2Granted
Biodegradable amphiphilic shape memory polymers and compositions and methods thereof
AssigneeUniversity of Massachusetts
InventorsJie Song, Ben Zhang
Life of this patent
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Abstract
The invention relates to compositions of co-polymers having hydrophilic and biodegradable hydrophobic units or blocks, resulting in improved properties and functionalities suitable for biomedical applications as self-fitting tissue scaffolds or minimally invasive surgical implants.
Claims13
A biodegradable composite scaffold comprising an amphiphilic and biodegradable thermoplastic co-polymer comprising blocks of poly(ethylene glycol) and blocks of poly(lactic-co-glycolic acid) forming a 2-D or 3-D scaffold, wherein the molar ratio of lactic acid to glycolic acid is about 19 to about 0.8.
Dependencies are inferred from the claim text.