Begg 细丝弓矫正器系澳大利亚人 Begg P R博士于1956年所发明。是世界上流行甚广的固定矫正器之一。近年来,我国已开始将其应用于临床。它适宜于矫治恒牙列期的各类错(牙合),尤其是 Angle Ⅱ类Ⅰ分类错(牙合)。Begg 博士以研究澳洲石器时代原始人的牙齿及其生活方式为基础。观察乳牙列到恒牙列后,发现牙齿的(牙合)面和邻面不断出现磨耗,牙冠的宽度和长度均减小,以致出现牙齿的解剖形态发生变化,由于牙齿的继续萌出和不断磨耗,促使牙齿逐渐向(牙合)方和近中方向移动, The Begg Bridgman was invented by Dr. Begg P R in Australia in 1956. It is one of the most popular fixed appliances in the world. In recent years, our country has begun to apply it to clinical practice. It is suitable for the correction of all kinds of malocclusions in the permanent dentition, especially Angle Class II malocclusion. Dr. Begg is based on the study of primitive people's teeth and their lifestyle in the Australian Stone Age. Observe the deciduous dentition to the permanent dentition and found that the occlusal surfaces of the teeth and the adjacent surface continue to appear wear, the width and length of the crown are reduced, resulting in anatomical changes in the teeth, the teeth continue to erupt and continue Wear, promote the teeth gradually (occlusion) side and near the direction of movement,