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Á¦ 18 °Á |
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CANINE RETRACTION(4) |
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(b) Closed coil springÀÌ¿ë Closed coil springÀÇ ¾çÂÊÀ» 2mmµÇ´Â ÁöÁ¡À» ligature cutting plier¸¦ ´·¯ springÀ»open ½ÃŲ ´ÙÀ½ ÇÑÂÊÀº tubeÀÇ hook¿¡ °É°í ÇÑÂÊÀº ligature wire¿¡ °É¾î bracket¿¡ engageÇÑ´Ù..
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Á¦ 18 °Á |
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