The present invention relates to an elastic body for orthodontic treatment which fixes a bracket for correcting teeth by a holding part which has a through hole and is disposed on both ends, and easily ligates the rest of a plurality of brackets for correcting teeth due to alternately ligating them using two ligation units of a band form which connect the holding part. The present invention relates to an elastic body for orthodontic treatment which fixes a bracket for correcting teeth by a holding part which has a through hole and is disposed on both ends of the elastic body, and prevents separation of a wire for correcting teeth and the brackets for correcting teeth by alternately ligating a plurality of brackets for correcting teeth using two ligation units of a band form which connect two holding parts.COPYRIGHT KIPO 2016본 발명은 치아 교정용 탄성체에 관한 것으로서, 관통구가 형성 된 유지부가 양 종단에 위치하는 유지부로 교정용 브라켓과 고정하고 나머지 복수개의 교정용 브라켓은 유지부를 연결하는 띠 형태의 두 개의 결찰부로 교번 결찰하여 손쉽게 교정용 브라켓을 결찰하는 치아 교정용 탄성체에 관한 것이다.