Medical device engineering is a combination of medical and engineering. A field of study of biomedical engineering and technological concepts applied to develop equipment and instruments required in health care delivery. Apply engineering principles to research and development of medical applications, treatments or diagnostic technologies related to acute or chronic medical conditions. Medical engineers are employed by research organizations, manufacturers, government agencies or major medical centers. A lot contribution done by the engineering in implementation of medical devices. This paper tells about the existing methods used for the medical consultation and what can be future steps that take be taken in many sectors for growth of medical sciences with the help of technology.