Other bioengineering milestones consist of the main synthetic organs. The synthetic kidney was given simple form by means of the appliance of engineering rules via the Dutch physician Wilhelm Kolf inside the 1940s, and the first coronary heart pacemaker was implanted in 1958 in Sweden through the collaboration from https://youtu.be/3j78-5sDzX0?si=TMh7OQwuVFf6ubXY