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.
Confidence votes 164. Killer whales live most of their life in the sunlight zone in the oceans, which near the surface. They have the ability travel further down into the twilight zone, although there isn't much reason to stay there as the food sources they use are much closer to the surface.
Whale sharks are found in warm waters in the Pacific, Atlantic and Indian Oceans. Despite their huge size, whale sharks feed on some of the tiniest creatures in the ocean, including crustaceans and plankton. More Â». Basking shark (Cetorhinus maximus), showing head, gills and dorsal fin.