Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Reexamination Certificate
2008-01-01
2008-01-01
Prebilic, Paul B. (Department: 3738)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
C514S772600
Reexamination Certificate
active
07314636
ABSTRACT:
This invention is directed to the field of medical implants, and more specifically to biodegradable injectable implants and their methods of manufacture and use. The injectable implants disclosed herein comprise glycolic acid and bio-compatible/bio-absorbable polymeric particles containing a polymer of lactic acid. The particles are small enough to be injected through a needle but large enough to avoid engulfment by macrophages. The injectables of this invention may be in a pre-activated solid form or an activated form (e.g., injectable suspension or emulsion).
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Caseres Crisoforo Peralta
de Lagarde Daniel Leon
Medgraft Microtech, Inc.
Prebilic Paul B.
Vinson & Elkins LLP
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