Capoeira groups have a coloured ranking system (cords â cordas or cordoes cordÃµes In â portuguese are used rather than). Belts capoeira regional and capoeira contemporanea contemporÃ¢nea groups tend to, use cords whereas capoeira angola groups. do not
Summary Information: Halo traction device. Halo traction device: A halo traction device is a ring with points that penetrate the skin and make contact with the skull around the head circumference, with the intention of immobilizing the entire head and neck region.
Imaging and radiology. Radiology is a branch of medicine that uses imaging technology to diagnose and treat disease. Radiology may be divided into two different areas, diagnostic radiology and interventional radiology. Doctors who specialize in radiology are called radiologists.