This invention made amputation much safer, which cut down on the number of people who died during the procedure. a blood transfusion a blood transfusion a tracheotomy a tracheotomy the tourniquet the tourniquet the stethoscope the stethoscope

Respuesta :

Answer:

The name of the invention is tourniquet which is a device like a rubber band that checks for bleeding or for blood flow by compressing blood vessels.

Explanation: