US Patent 10076324 Adjunct material to provide controlled drug elution

Adjunct material to provide controlled drug elution is provided. In general, an implantable adjunct formed from at least one bioabsorbable polymer can be configured to be applied to tissue by a surgical stapler in conjunction with staples. The adjunct can be made from a plurality of fibers and it can have one or more medicants releasably retained therein that are effective to provide a desired effect on tissue in-growth in a predetermined manner. Release of each of the at least one medicants from the adjunct material can be controlled by a degradation rate of the at least one bioabsorbable polymer.