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Á¦ 13 °Á |
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Anchorage ( 9 ) |
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6. ¸¹ÀÌ »ç¿ëµÇ´Â Anchor º¸° ÀåÄ¡ÀÇ Á¦ÀÛ°ú »ç¿ë
1) Nance Holding Arch Reinforcing anchorage¸¦ ¸ñÀûÀ¸·Î edgewiseÀåÄ¡¿¡ º¸Á¶ ÀåÄ¡·Î¼ »ç¿ë µÇ¸ç ÀϹÝÀûÀ¸·Î ¼Ò±¸Ä¡ ¹ßÄ¡ Áõ·Ê¿¡¼ »ç¿ëµÇ°í ¹ßÄ¡ °ø°£ ³»·Î ÀýÄ¡¿Í °ßÄ¡ÀÇ ¿ø½ÉÀ̵¿ (distal drift)À» ½ÃŰ´Â Áß¿¡ ±¸Ä¡ÀÇ ±Ù½É À̵¿À» ¹æÁöÇÑ´Ù.
< Á¦ÀÛ ¹æ¹ý > a. Banding on 6¤Ó6 with buccal tube b. Impression taking and seating 6 l 6 band in the impression c. Plaster pouring d. wire bending on the working model * lingual arch wire ´Â palatal vaultÀÇ ÃÖ°í, ÃÖÀü¹æ ºÎÀ§ (the highest & most anterior part) ¿¡ ÀüÄ¡ Ä¡±ÙÀÇ À§ÂÊÀ¸·Î ±¸°³ Á¶Á÷ (palatal tissue)ÀÇ Ç¥¸éÀ» µû¶ó ÀûÇյǸç, Á¶Á÷¿¡ ¾Ð¹ÚµÇ¾úÀ» ¶§ ÀúÇ×Çϱ⿡ ÃæºÐÈ÷ ³ÐÀº acrylic buttonÀ¸·Î ½Î¿© ÀÖ°Ô µÈ´Ù. e. Soldering the wire on the lingual surface of the hand f.Acrylic build up on the working model * ÀÌ acrylic buttonÀº ±¸Ä¡ÀÇ ±Ù½É À̵¿ °æÇâ (mesial drift tendency)À» ¾ø¾Ö±â À§ÇØ ÃæºÐÈ÷ ³ÐÀº ºÎÀ§¿¡¼ Á¶Á÷°ú Á¢ÃËÇØ¾ß ÇÑ´Ù. g.Trimming & polishing h. cementation ¹× Á¶Á¤
Ưº°ÇÑ sheath¸¦ »ç¿ëÇϸé removable typeÀ¸·Îµµ Á¦ÀÛÀÌ °¡´ÉÇÏ´Ù.
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Á¦ 13 °Á |
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