Rail Fixator:
A rail fixator is an external device used in orthopedic surgery to stabilize and gradually lengthen or realign bones. It consists of a sliding rail and adjustable clamps, offering precise control for limb correction and bone healing.

External Fixator:
An external fixator is a surgical frame attached to the outside of the body to stabilize broken or surgically cut bones. It uses pins or wires inserted into the bone and connected to external rods, allowing for bone healing, alignment, and support without internal implants.