What universal operating table accessories are?

There are some kinds of operating table accessories are universal for any brands, any models. That is to say, we could purchase the universal accessories to equip with such as MAQUET surgical tables, TRUMP surgical tables, STERIS surgical tables, Schaerer surgical tables, Eschmann surgical tables, Stryker surgical tables, Merivaara surgical tables and so on.

What are these accessories?

Radial setting clamp, knee crutch, lateral support, shoulder support, body support, arm boards, body strap, anesthesia screen, skull clamp, orthopedic traction frame and so forth.