Quick Answer. Cardiotonic drugs are substances that increase the contracting mechanism within the heart, thereby causing more blood to be pumped throughout the circulatory system. These drugs usually affect intracellular calcium levels in the heart muscle to achieve the desired increase in muscle action.
Miniaturized hearing aids that will fit into the ear canal. Miniaturization tech could also be used to monitor pulse, blood-pressure, glucose, ECG via wireless, be used in implants, pacemakers. February 17, 2014. Fraunhofer researchers pack a total of 19 hearing-aid components (left) into their new microsystem (right).
Proprietary Bose technologies. provide a level of listening pleasure with performance that's faithful and realistic. Three sizes of ear tips allow them to rest gently and softly in the outer bowl of the. ear (not your ear canal). Your headphones include: â¢ Small (white), medium (gray), and large (black) ear tips. Medium tips already attached.