Answer:
Valvular Heart Disease is a condition distinguished by a deficiency or flaw in the valves controlling blood circulation in and out the heart.
Patients who have had Valvular Heart Disease have also been successfully treated with devices placed and embedded in their hearts through surgery; these gadgets mimic healthy heart valves opening and closing as the heart beats, allowing blood circulates into the heart.
These are the "artificial heart valves" off course.
Step-by-step explanation: