6841 household laboratory and basic equipment and appliances refers to which

Medical device classification rules: a class: through routine management is sufficient to ensure its safety, effectiveness of medical devices. Such as most of the surgical instruments, stethoscopes, surgical caps, masks, medical X-ray film, wound post. Class II: its safety, effectiveness should be controlled medical devices. Such as thermometers, sphygmomanometers, electrocardiographic diagnostic instruments, medical degreasing ...