Not very common. If screws are irritating your sciatic nerve, however, they may need to be removed.
Ratchets are used to prevent extra pressure on the screw in the screw gauge.
When screws become loose after back surgery you will need to go to the doctor immediately for another surgery. A screw fusion operation will fix the loose screws.
it honestly doesn't matter because if it dose the doctor's remove it and fill it in with a special type of cement
of course it is the iron screw because it is made up of minerals that rust faster then metal
because it has a smooth slanted surface that is horizontal.
Because it can measure gauge of wire and has screw type structure.
Yes because you twist the screw and with a wheel you also twist it
Because screw you that's why!
A screw is called an inclined plane because it is. The only difference between a screw and an inclined plane is the way they look and how they work. A screw is an inclined plane that moves.
It is just simply a screw, because that is one of the simple machines.
Historians do not really know how or why the screw was invented. This is because the use of screws predates our records.
No because a screw is has a top and a winding bottom and a coil does not have a top and has a winding bottom so no a coil is not a simple machine screw.