Answer:
Ambroise Pare has developed amputation techniques and infection prevention.
Explanation:
Two important contributions of Pare in the field of surgery concern blood vessel hemostasis in limb amputations and infection prevention. The procedure used to stop the bleeding in these cases was the cauterization with incandescent iron, a procedure that caused enormous pain in the operated and caused lesions that were difficult to heal, which could help the creation of infections. Pare himself used this classic method until 1552, when he began to use tweezers and wire the vessels as practiced today.