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ÇÏ¾Ç ÈÄÅð¼ú°ú ÀüÁø À̺μºÇü¼úÀÌ ½ÃÇàµÈ III±Þ ºÎÁ¤±³ÇÕÀÚÀÇ ÃÊÁø ½Ã Ãø¸ð µÎºÎ ¹æ»ç¼±»çÁø Ư¼º¿¡ °üÇÑ ¿¬±¸

A comparative study of initial lateral cephalometric characteristics: mandibular setback surgery only versus mandibular setback surgery with advancement genioplasty

Korean Journal of Orthodontics 2008³â 38±Ç 1È£ p.41 ~ 51
±èÀç½Ä, ±èÁ¤ÀÏ, °­½Â±¸,
¼Ò¼Ó »ó¼¼Á¤º¸
±èÀç½Ä ( Kim Jae-Sik ) - °æÈñ´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ±³Á¤Çб³½Ç
±èÁ¤ÀÏ ( Kim Jeong-Il ) - ±¸¿Ã´ãÄ¡°úº´¿ø ±³Á¤°ú
°­½Â±¸ (  ) - °æÈñ´ëÇб³ Ä¡°ú´ëÇÐ Ä¡°ú±³Á¤Çб³½Ç

Abstract

III±Þ ºÎÁ¤±³ÇÕÀÇ ¾Ç±³Á¤¼ö¼úÀ» ÅëÇÑ Ä¡·á ½Ã ÇÏ¾Ç ÈÄÅð¼ú¸¸À» ½ÃÇàÇÏ´Â °æ¿ì¿Í ÇÏ¾Ç ÈÄÅð¼ú¿¡ ÀüÁø À̺μºÇü¼úÀÌ Ãß°¡·Î ½ÃÇàµÇ´Â °æ¿ì¿¡ ÀÖ¾î ÃÊÁø ½Ã Ãø¸ð µÎºÎ ¹æ»ç¼±»çÁø»óÀÇ Æ¯¼ºÂ÷ÀÌ¿¡ ´ëÇÏ¿© ¾Ë¾Æº¸°íÀÚ ÇÏ¿´´Ù. ±¸¿Ã´ãÄ¡ °úº´¿ø ±¸°­¿Ü°ú¿¡¼­ III±Þ ºÎÁ¤±³ÇÕÀ» ÇϾÇÈÄÅð¼úÀ» ÅëÇÏ¿© Ä¡·áÇÑ 33¸íÀ» ´ë»óÀ¸·Î ÇÏ¿© ÇÏ¾Ç ÈÄÅð¼ú¸¸À» ½ÃÇàÇÑ 21¸í°ú ÇÏ¾Ç ÈÄÅð¼ú°ú ÀüÁø À̺μºÇü¼úÀ» ½ÃÇàÇÑ 12¸íÀ¸·Î ³ª´©¾î ÃÊÁø Ãø¸ð µÎºÎ ¹æ»ç¼±»çÁø»óÀÇ Â÷À̸¦ ¾Ë¾Æº¸¾Ò´Ù. ±× °á°ú B±º¿¡¼­ N-Me, ANS-MeÀÌ ´õ ±æ¾úÀ¸¸ç ±³ÇÕÆò¸éÀÇ °¢µµ°¡ ´õ ÄÇ´Ù. ±¸°³Æò¸é¿¡¼­ »ó¾ÇÁßÀýÄ¡±îÁöÀÇ °Å¸®, ÇϾÇÆò¸é¿¡¼­ ÇÏ¾Ç ÀýÄ¡ ¹× Á¦1´ë±¸Ä¡±îÁöÀÇ °Å¸®°¡ B±º¿¡¼­ ´õ ±æ¾úÀ¸¸ç, »ó¾Ç ÁßÀýÄ¡´Â ´õ ¼³Ãø°æ»ç¸¦ º¸¿´´Ù. B±º¿¡¼­ Sn-Stms´Â ´õ ±æ°í ¿¬Á¶Á÷ PogÀº ´ú µ¹ÃâµÇ¾î ÀÖ¾ú´Ù. º» ¿¬±¸ÀÇ °á°ú¿¡ µû¶ó III±Þ ºÎÁ¤±³ÇÕ È¯ÀÚ¿¡¼­ ÇÏ¾Ç ÈÄÅð¼ú°ú ´õºÒ¾î ÀüÁø À̺μºÇü¼úÀÌ ½ÃÇàµÉÁö ¿©ºÎ¸¦ ¿¹ÃøÇϴµ¥ ÃÊÁø Ãø¸ð µÎºÎ ¹æ»ç¼±»çÁø»óÀÇ À§ °èÃøÇ׸ñÀ» ÀÌ¿ëÇÒ ¼ö ÀÖÀ» °ÍÀÌ´Ù. ¼ö¼úÀü ¹ßÄ¡±³Á¤À» ½ÃÇàÇÑ °æ¿ì°¡ ÀÖ´Ù´Â °Í°ú ¿Ü°úÀÇÀÇ ½É¹Ì¾È, ÇغÎÇÐÀû ±¸Á¶µîÀÌ À̺μºÇü¼ú¿¡ ¿µÇâÀ» ¹ÌÃÆÀ» ¼ö ÀÖ´Ù´Â °ÍÀº º» ¿¬±¸ÀÇ ÇÑ°è·Î »ý°¢µÈ´Ù.

Objective: The aim of this study was to compare the initial lateral cephalometric characteristics in two groups of patients: those that had mandibular setback surgery only and those that had mandibular setback surgery with advancement genioplasty.

Methods: The lateral cephalograms of thirty-one patients were studied. Twenty-one Class III patients (group A) had only madibular setback surgery Twelve Class III patients (group B) had mandibular setback surgery with advancement genioplasty.

Results: Differences between two groups were found in N-Me, ANS-Me, Occlusal Plane angle, Palatal Plane to U1, Mandibular Plane to L1, Mandibular Plane to L6, SN to U1, Sn-Stms, and Pog¡¯ projection. Compared to group A, group B showed more linguoversion and extrusion of upper incisors, more extrusion of lower incisors and lower first molar, and more steepness of the occlusal plane. N-Me, ANS-Me, and Sn-Stms were also longer in group B. But Pog¡¯ projection was shorter than group A.

Conclusion: We conclude that certain initial lateral cephalometric characteristics may help indicate the inclusion of advancement genioplasty when mandibular setback surgery is planned in skeletal Class III patients.

Å°¿öµå

¾Ç±³Á¤ ¼ö¼ú;ÀüÁø À̺μºÇü¼ú;III±Þ ºÎÁ¤±³ÇÕ
Orthognathic surgery;Advancement genioplasty;Class III malocclusion

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