A Systemic Review on the Technological Development in the Field of Phonocardiogram

Medical advancement in the field of computation and technology has made the process of continuous surveillance of an individual's health much easier and pocket friendly. Three of the well approved tests by medical personnel to assess the cardiac health of an individual are the Holter Monitoring, Phonocardiogram and the 12 lead Electrocardiograph. In urban India, due to busy lifestyle, people suffer from lack of time, whereas, in rural India there is a huge lack of awareness regarding health and also there are a very few number of health centers to guide the rural people with proper medical assistance. This has lead to an unexpected rise of cardiovascular diseases, leading to death. This paper provides a comprehensive review on the various articles published, concentrating on the key factors revolving around the tele-monitoring of an individual's cardiac condition by designing a cardiac abnormality detector using the electronic stethoscope.