with membranes

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems > Dialysis systems; Artificial kidneys; Blood oxygenators > with membranes

CPC:

Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems (catheters A61M25/00; tube connectors, tube couplings, valves or branch units specially adapted for medical use A61M39/00; devices for taking samples of blood A61B5/15; filters implantable into blood vessels A61F2/01) > Dialysis systems; Artificial kidneys; Blood oxygenators (semi-permeable membranes characterised by the material, manufacturing processes therefor B01D71/00) > with membranes

CPC subdivides this area 2x more granularly than IPC with 8 additional codes.

8 codes are CPC-only extensions, 3 exist only in IPC.

IPC defines codes here since 1985.

Child Classifications

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A61M 1/1601 +5 CPC CPC only CPC only
A61M 1/1621 +11 CPC CPC only CPC only
A61M 1/1654 +2 CPC CPC only CPC only
A61M 1/1678 CPC only CPC only
A61M 1/168 +4 CPC CPC only CPC only
A61M 1/1692 CPC only CPC only
A61M 1/1694 +1 CPC CPC only CPC only
A61M 1/1698 CPC only CPC only
A61M 1/18 in the shape of hollow fibres since 1985 IPC only IPC only
A61M 1/2 tubular since 1985 IPC only IPC only
A61M 1/22 sheet-like since 1985 −1 IPC IPC only IPC only
A61M 1/26 which are moving since 1985 +2 CPC IPC+CPC Available in IPC and CPC