In 1451, Nicholas of Cusa invented concave lenses to treat myopia.
In 1903, Willem Einthoven developed the first wire galvanometer which prompted the creation of the electrocardiogram.
Philip Drinker invents the first modern electric ventilator in 1927.
A group of scientists in South Korea have developed a nanotechnology tattoo that may be able to report probable health problems to the tattoo owner.
According to the Pan American Health Organization (PAHO), medical devices are a fundamental component of health systems; they are essential to prevent, diagnose, treat and rehabilitate diseases in a safe and effective way.
In the history of medical devices, there is a record that the first of them was found in Egypt, it is a finger prosthesis made of wood in the mummy of a woman who lived between 950 BC and 710 BC
Dental repairs have also been found in some jaws of the skulls of ancient people. In the modern era, there are already other more advanced devices such as X-rays, electrical pressure gauges, and tomographs, to name a few.
On this occasion, researchers at the Korea Advanced Institute of Science and Technology (KAIST) in the city of Daejeon, South Korea, have developed a tattoo ink made of liquid metal and carbon nanotubes that works as a bioelectrode.
Source: Reuters
Connected to an EKG device or other biosensor, it can send a reading of the patient’s heart rate, glucose, and other vital signs.
Tattoo ink is non-invasive and made from particles based on gallium, a metal that is also used in semiconductors or thermometers. Platinum-decorated carbon nanotubes help conduct electricity and provide durability.
Related Notes: