The instruments used are unique and must be used with a steady hand. You will have different types of tools such as cutters, drill, pry bar, mallet, rasp, saw, splint and more. The bone cutter is used to cut bones or remove them from the body. The proper name of the drill is "orthopedic bone drill". They are compressed air tools used for fastening, drilling or wiring. Hammers are common in plastic surgery, but in orthopedic surgery they are used for bone removal. Rasps are used to resculpt the bone. They allow the surgeon to make small details to the bone if necessary. Now, there are many types of saws that are used during surgeries. Most of them do the same thing, but as I compared them (medilexicon.com) and read their saw descriptions, not all of them are used in orthopedic surgeries. They can also be used in different types of muscle surgeries, heart surgeries and many more. A splint is something doctors put on you after surgery to prevent movement of your limbs. In ancient times, people used unsanitary handmade splints that consisted of "old bandages soaked in horse blood to stiffen them" (Shady Grove