Patent ID: 8870945

Claim:
A medical device formed from a first biodegradable and/or bioabsorbable material and a second biodegradable and/or bioabsorbable material, the medical device comprising: a structure made of the second biodegradable and/or bioabsorbable material, the structure having the first biodegradable and/or bioabsorbable material encapsulating a degradation additive incorporated into the second biodegradable and/or bioabsorbable material; wherein the first biodegradable and/or bioabsorbable material has a degradation rate that is faster than the degradation rate of the second biodegradable and/or bioabsorbable material, the structure experiencing a period of accelerated degradation upon release of the degradation additive following sufficient degradation of the first biodegradable and/or bioabsorbable material.