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It was invented by Ambroise Paré. It is used to replace damaged organs. -
It was invented by Kjell Wetterlin. It is used to help people with asthma. -
They were invented by Edward Jenner. They are used for preventing illnesses. -
It was invented by René Laennec. It is used to hear heart beats better. -
It was invented by Horace Wells. It is used to make people fall asleep during operations. -
It was invented by Galileo. It is used to know the intensity of people's heart pulse. -
It was invented by Nicholas Yagn. It is used for supporting people who can't stand by theirselves. -
They were invented by Wilhem Conrad Röntgen. They are used to see people's bones -
It was invented by Alexander Fleming. It is used to cure illnesses caused by bacteria. -
They were invented by Douglas Howry. They are used to see babies inside their mothers' bellies. -
It was invented by Arnold Cadiz. It is used to help diabetic people. -
They were invented by Richard Feynman. They are used to fight viruses inside people's bodies. -
It was invented by Sir Godfrey N. Hounsfield. It is used
to demonstrate head injuries of any kind -
It was invented by Michel Mirowski. It is used to supply shocks to the heart. -
It was invented by the american company Intuitive Surgical. It is used to make surgery.