Method and device for administering analgesics
April 9, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesSystems for the controlled release of macromolecules Polymeric article for dispensing drugs Drug delivery devices comprising erodible polymer and erosion rate modifier Rate-controlled drug release system Active agent containing hydrogel devices wherein the active agent concentration profile contains a sigmoidal concentration gradient for improved constant release, their manufacture and use Long-term sustained-release preparation In vivo delivery of neurotransmitters by implanted, encapsulated cells Cyclodextrin complexes for neuraxial administration of drugs Controlled drug delivery using polymer/pluronic blends Implantable therapy systems and methods Patent #: 5487739 InventorsAssigneeApplicationNo. 291571 filed on 04/09/1999US Classes:424/425, Diffusion barrier is matrix424/423, Surgical implant or material424/424, Membrane or diffusion barrier424/426, Errodable, resorbable, or dissolving514/772.3, Solid synthetic organic polymer604/890.1CONTROLLED RELEASE THERAPEUTIC DEVICE OR SYSTEMExaminersPrimary: Azpuru, CarlosForeign Patent References
International ClassesA61F 002/02A61K 047/30 A61K 009/22 AbstractA device and method is disclosed for continuously administering an analgesic to the neuraxis of an organism. The device comprises a polymeric matrix body loaded with the analgesic. The body is implanted in the neuraxis where the analgesic diffuses into the neuraxis.Other References
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