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).
Yes. Bose SoundSportÂ® in-ear headphones have a hard-molded source connector, which significantly improves its strength. The acoustic ports are positioned to resist sweat and weather, and covered with hydrophobic acoustic cloth to keep moisture out, but let sound pass through.