Invention Application
- Patent Title: DRUG LOADED MICROSPHERES FOR POST-OPERATIVE CHRONIC PAIN
- Patent Title (中): 用于手术后慢性疼痛的药物负载微囊
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Application No.: US14848385Application Date: 2015-09-09
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Publication No.: US20160089335A1Publication Date: 2016-03-31
- Inventor: Rachit Ohri , Gary R. Strichartz , Phillip Blaskovich
- Applicant: Covidien LP
- Main IPC: A61K9/16
- IPC: A61K9/16 ; A61K31/445
Abstract:
A microsphere is disclosed. The microsphere includes at least one biodegradable polymer and at least one local anesthetic, wherein about 75% of the at least one local anesthetic is released by about 72 hours and from about 80% to about 90% of the at least one local anesthetic is released by about 120 hours, thereby relieving chronic pain for at least 28 days.
Public/Granted literature
- US10449152B2 Drug loaded microspheres for post-operative chronic pain Public/Granted day:2019-10-22
Information query
