Class III medical devices implantable devices and interventional devices are the same class?

Not the same class, in the medical device classification catalog, implantable devices belong to 6846 implantable materials and artificial organs. Including some bone plate bone nail and some artificial viscera what, vascular stent what. Interventional devices belong to the 6877 interventional devices this separate category, that is, some intravascular catheters, guide wires and sheaths, embolization equipment.