10 MEDICAL AIDS FOR LARYNGECTOMIZED AND TRACHEOTOMIZED PERSONS, NAMELY, TRACHEOTOMY CANNULAE OF METAL OR PLASTIC, CANNULA HOLDING STRAPS, [ CANNULA HOLDERS, ] TRACHEAL COMPRESSES, CATHETERS, [ SHUNTS AND TRACHEOSTOMA VALVES, ] PROTECTIVE FILTERS, PROTECTIVE NECKERCHIEFS AND PROTECTIVE CLOTHS [ AND SPATTER PROTECTORS ] FOR THE TRACHEOSTOMA, TRACHEOTOMY CANNULA ATTACHMENTS FOR FILTERING, TEMPERING AND MOISTENING THE BREATHING AIR, [ WATER-JET PUMPS FOR LARYNGECTOMIZED AND TRACHEOTOMIZED PERSONS, ] ASPIRATING DEVICES, INHALATORS, SPEAKING-AID DEVICES FOR LARYNGECTOMIZED PERSONS, NAMELY, IMPLANTABLE AND BODY EXTERIOR ELECTRIC APPARATUS FOR SPEECH AND VOICE GENERATION AND SPEECH SYNTHESIS, SPEECH AMPLIFIERS AND INTERCOM DEVICES, RESPIRATING DEVICES IN THE FORM OF RESPIRATION FUNNELS, [ TUBE WITH MOUTHPIECE AND CLOSEABLE TRACHEOTOMY CANNULA, URINE AND FECAL BAGS, MEDICAL DEVICES FOR ENTERIC FEEDING, NAMELY, FEED PUMPS AND PROBES, MEDICAL APPARATUS FOR FETAL VIBROACOUSTIC STIMULATION, AND PESSARIES ]