The device is a specialized form of external fixator, a circular fixator, modular in construction. Stainless steel (or titanium) rings are fixed to the bone via stainless heavy-gauge wire (called pins or Kirschner wires). The rings are connected to each other with threaded rods attached through adjustable nuts.he Ilizarov external fixators can be used to correct angular deformity in the leg, to correct leg-length differences, and treat non-unions. In most developing countries it is a highly specialized technique used mainly for deformity correction by experienced surgeons due to its complexity.
There are different zones not levels. The Killer Whale/ Orca Whale lives in the Epipelagic Zone. Also, known as the Sunlight Zone.
What's the open ocean? The open ocean is known as the oceanic zone and begins at the edge of the continental shelf and extends outward. Itâs the largest marine zone, covering more than 90 percent of the surface area of the worldâs oceans. The open ocean ranges from about 500 meters deep along continental slopes to more than 11,000 meters at the deepest ocean trench.