DIFF Subgroup
A61M 16/20 Valves specially adapted to medical respiratory devices
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes > Valves specially adapted to medical respiratory devices
CPC:
Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators (iron lungs A61H31/02); Tracheal tubes > Valves specially adapted to medical respiratory devices
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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