CPC Main Group
A61M 39/00 Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use (for respiratory devices, e.g. tracheal tubes A61M16/00; artificial heart valves A61F2/24)
7 direct subcodes
Child Classifications
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- A61M 39/02 Access sites
- A61M 39/08 Tubes; Storage means specially adapted therefor
- A61M 39/10 Tube connectors; Tube couplings
- A61M 39/20 Closure caps or plugs for connectors or open ends of tubes
- A61M 39/22 Valves or arrangement of valves