Ureteral stent with drug-releasing structure

摘要

According to one aspect of the present disclosure, ureteral stents are provided that comprise an elongated stent body, at least one deployable retention structure, and at least one sleeve and/or sheet of drug-releasing material. In various embodiments, at least one sleeve and/or sheet of drug-releasing material is deployed concurrently with the deployment of at least one deployable retention structure. The ureteral stents of the present disclosure are adapted to release the urologically beneficial drug into a subject.

主权项

1. A ureteral stent comprising an elongated stent body, a deployable retention structure, and a sheet of drug-releasing material attached to the deployable retention structure, wherein the deployable retention structure comprises a plurality of elongated elements to which the sheet of drug-releasing material is attached and between which the sheet of drug-releasing material is situated upon deployment of the retention structure.