Mircrosurgery is any surgerical procedure that requires the use of a microscope like nerves and blood vessels. For this reason, there are unique surgery instruments manufactured specifically for microsurgery to provide increased precision and comfort to the surgeon. The ability to restore nerves and blood vessel connectivity has been instrumental to the success of reconstructive and replantation surgeries as well as organ transplantation. Primary techniques include blood vessel repairing, vein grafting, nerve repairing, and nerve grafting.