Other bioengineering milestones incorporate the initial artificial organs. The synthetic kidney was presented practical form via the appliance of engineering principles with the Dutch doctor Wilhelm Kolf during the forties, and the main heart pacemaker was implanted in 1958 in Sweden with the collaboration in the surgeon Åke Senning https://youtu.be/3j78-5sDzX0?si=TMh7OQwuVFf6ubXY