Products that monitor or assess a person’s medical condition and products for stimulating or training physiological and psychological functions. Included are, e.g. products used in medical treatment. Excluded are assistive products used exclusively by healthcare professionals. Devices that have a function other than training, but that can also be used for training should be included in the class covering its principal function. Orthoses and prostheses, see 06. Assistive products for seeing, see 22 03. Assistive products for hearing, see 22 06. Assistive products for vocational assessment and vocational training, see 28 27.

Equipment for assisting a person to breathe. Respiration meters, see 04 24 33. Vibrators, see 04 27 12. Assistive products for environmental improvement, see 27 03.

Devices providing concentrated oxygen gas, which is breathed in through the nose and mouth. Included are, e.g. units that concentrate oxygen from the surrounding air.