10 [ MECHANISMS FOR MEASURING PULMONARY FUNCTIONS, BLOOD VOLUME, AND BLOOD FLOW; MEDICAL DIAGNOSTIC MECHANISMS FOR GENERATING, EMITTING, DETECTING, ANALYZING, HANDLING, RESTRICTING, SHAPING, MEASURING, AND/OR RECORDING ENERGY IN THE FORM OF X-, NUCLEAR AND OTHER ELECTROMAGNETIC RADIATION, AND ULTRASOUND; MECHANISMS FOR CALCULATING ENERGY LEVELS FOR X-RAY EXPOSURES; MEDICAL THERAPY MECHANISMS FOR EMITTING SUCK ENERGY, MEDICAL DIAGNOSTIC MECHANISMS STIMULATED BY SUCH ENERGY FOR PRODUCING ELECTRICAL OR AUDIBLE SIGNALS OR VISUALLY-DETECTABLE IMAGES; MEDICAL DIAGNOSTIC X-RAY FILM; MATERIALS AND MECHANISMS FOR PROCESSING MEDICAL DIAGNOSTIC X-RAY FILM; MECHANISMS FOR HOLDING AND/OR AIDING IN VIEWING, IDENTIFYING AND INTERPRETING SUCH MEDICAL DIAGNOSTIC IMAGES AND FILMS; PARTS AND ACCESSORIES FOR SUCH MECHANISMS; MEDICAL DIAGNOSTIC INSTRUMENTS FOR USE WITH TREATMENT CONES; MOBILE BUCKY STANDS; HEAD CLAMPS; CALIPERS; SAFE-LIGHT LAMPS; CONE RACKS; ENEMA BAGS, CANS, AND CAN HOLDERS; ENEMA RINGS, CONTAINERS AND KITS; URINAL SADDLES; CATHETERS; POSITIONERS FOR HOLDING AND/OR SUPPORTING, HANDLING, AND LOCATING PARTS OF THE HUMAN BODY FOR EXAMINATION PURPOSES; CUPS FOR ORAL ADMINISTRATION OF MEDICANTS; UROLOGICAL SURGICAL APPARATUS; MECHANICAL MEASURING DEVICES FOR MEASURING THE PELVIC CAVITY AND OTHER PARTS OF THE HUMAN BODY; OPTIC CANAL LOCALIZERS; STENVERS LOCALIZERS; HEAD RESTS; ANGIO INJECTORS; STRETCHERS; [ ELETROCARDIOGRAPH EQUIPMENT; ] PATIENT TRANSPORTING CARTS; PROTECTIVE CLOTHING RESISTANT TO X-, NUCLEAR AND OTHER IONIZING RADIATION AND RACKS THEREFOR, PATIENT GOWNS AND SLIPPERS ]