fetal and maternal vital signs monitoring and recording instruments; neonatal vital signs monitors; ultrasonic medical diagnostic apparatus and parts therefor; blood testing apparatus; defibrillators and parts therefor; electrocardiographs; stethoscopes; transducers for medical imaging; transducers for blood pressure, blood gas and heart activity detection; supplies and accessories for medical use, namely, cables; supplies and accessories for use with medical gas monitoring equipment, namely, airway adapters