DIFF Subgroup
A61L 31/04 Macromolecular materials
Introduced: January 2000
Full Title
Materials for other surgical articles > Macromolecular materials
CPC subdivides this area 5x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 2000.
Child Classifications
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- A61L 31/06 obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds since 2000 IPC+CPC Available in IPC and CPC