Healthcare is a sector which is highly demanded and used by the public. There is scope of better diagnosis, treatment and surgeries in healthcare. The healthcare industry is spread worldwide. Medical tourism enabling citizens of various countries to interact with each other and also save lives by opting better healthcare facilities. Healthcare saw major changes during past few decades. The invention of X-rays brought a visible change in this sector. The Magnetic Resonance Imaging-MRI, Computational Tomography-CT scan, Robotic Surgeries are some area of advancement in Healthcare. The invention of camera and its further advancement in output like High Definition-HD quality, Liquid Crystal Displays-LCDs, Light emitting diodes-LEDs are incorporated in the various medical diagnostic instruments. The present review study is focussing on the various advancements in healthcare with emphasis on robotic surgeries. The medicine and healthcare sector becoming more and more advanced in technology, since last many decades. As there is advancement in surgery and the technology the surgeons become more specific while performing surgery. Laser surgery is one of the examples of it. In this surgery laser light is used for surgical procedure. Use of machine like robots can now become possible in various areas of health care and medicine. The robots which can be used by doctors may be classified on basis of work they performed. The various categories that may include in the robotic doctors are Surgical Robots, Rehabilitation Robots, Bio-Robots, Tele-Presence Robots, Pharmacy Automation, and Disinfection Robots.

Keywords: Liquid Crystal Displays-LCDs; Light emitting diodes-LEDs; Robotic Surgeries; Tele-Presence Robots; Pharmacy Automation.