educational services, namely, conferences, classes, seminars, workshops and training in the operation of medical and surgical equipment and apparatus and wound care; educational services, namely, conferences, classes, seminars, workshops and training in the field of pressure ulcer treatment and prevention; educational services, namely, conferences, classes, seminars, workshops and training in the use of patient positioning equipment and apparatus and patient positioning techniques; providing information about education and training in the fields of medical and surgical equipment and apparatus, wound care, pressure ulcer treatment and prevention, patient positioning equipment and apparatus and patient positioning techniques; providing advisory and consultancy services about education and training in the fields of medical and surgical equipment and apparatus, wound care, pressure ulcer treatment and prevention, patient positioning equipment and apparatus and patient positioning techniques