Bioresorbable nerve guide rail

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert

Reexamination Certificate

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Details

C623S023640, C623S023750, C528S272000

Reexamination Certificate

active

11149122

ABSTRACT:
A biologically resorbable nerve guide rail with a microporous guide tube of polymers of hydroxycarboxylic acids, where the porosity allows a metabolism through the tube wall, but prevents the passage of cells, and optionally several monofilaments of polymers of hydroxycarboxylic acids located in the guide tube, is characterized in that the inner surface of the tube and/or the surface of the monofilaments have an orientation aid for longitudinally oriented colonization with Schwann's cells.

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