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The Effect of Surface Treatment on the Shear Bond Strength of Zirconia Ceramics to Resin Cement

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±è°æ¼ö ( Kim Kyung-Soo ) - ¿ø±¤´ëÇб³ Ä¡°ú´ëÇÐ Ä¡°úº¸Ã¶Çб³½Ç
±èÀ¯¸® ( Kim Yu-Lee ) - ¿ø±¤´ëÇб³ Ä¡°ú´ëÇÐ Ä¡°úº¸Ã¶Çб³½Ç
±èÁ¤¹Ì ( Kim Jeong-Mi ) - ¿ø±¤´ëÇб³ Ä¡°ú´ëÇÐ Ä¡°ú»ýüÀç·áÇб³½Ç

Abstract

º» ¿¬±¸ÀÇ ¸ñÀûÀº °¢°¢ ´Ù¸¥ Ç¥¸é󸮸¦ ÇÑ Áö¸£ÄڴϾƸ¦ ·¹Áø½Ã¸àÆ®·Î Á¢ÂøÇÑ ÈÄ Àü´Ü°áÇÕ°­µµ¸¦ Æò°¡, ºñ±³ÇÏ´Â °ÍÀÌ´Ù. µð½ºÅ© ¸ð¾çÀÇ »êÈ­ Áö¸£ÄÚ´½(3-TZP, Kyoritsu, Tokyo, Japan) ½ÃÆí 120 °³¸¦ ´ÙÀ½°ú °°ÀÌ Ç¥¸éó¸®ÇÏ¿´´Ù. (1)110 ¥ìm »êÈ­ ¾Ë·ç¹Ì³ª ºÐ»ç ó¸® (2)Silica coating(Rocatec¢â, 3M ESPE) (3)ó¸®ÇÏÁö ¾ÊÀ½ ½ÃÆíÀ» ÇÑ ±º´ç 10 °³¾¿ ÃÑ 6 °³±ºÀ¸·Î ³ª´©¾î µÎ °³ÀÇ Áö¸£ÄÚ´Ï¾Æ ½ÃÆíÀ» ÀÚ°¡ Á¢ÂøÇü ·¹Áø ½Ã¸àÆ®(RelyX U-200, 3M ESPE)·Î ÇÕÂøÇÏ¿´´Ù. (1)ó¸®ÇÏÁö ¾ÊÀ½/ó¸®ÇÏÁö ¾ÊÀ½ (2)ó¸®ÇÏÁö ¾ÊÀ½/110 ¥ìm »êÈ­ ¾Ë·ç¹Ì³ª ºÐ»çó¸® (3)ó¸®ÇÏÁö ¾ÊÀ½/Silica coating (4)110 ¥ìm »êÈ­ ¾Ë·ç¹Ì³ª ºÐ»ç ó¸®/110 ¥ìm »êÈ­ ¾Ë·ç¹Ì³ª ºÐ»ç ó¸® (5)110¥ìm »êÈ­ ¾Ë·ç¹Ì³ª ºÐ»ç ó¸®/Silica coating (6)Silica coating/Silica coating. °¢ ±ºÀÇ Àü´Ü°áÇÕ°­µµ¸¦ ¸¸´É½ÃÇè±â·Î ÃøÁ¤ÇÏ¿´´Ù. Ç¥¸é󸮿¡ µû¸¥ °áÇÕ°­µµÀÇ Â÷À̸¦ »ìÆ캸±â À§ÇØ ÀÏ¿øº¯·®ºÐ¼®(One-way ANOVA)À» ÀÌ¿ëÇÏ°í »çÈĺм®À¸·Î Tukey HSD test¸¦ ½Ç½ÃÇÏ¿´´Ù. Silica coatingÀ» ÇÑ µÎ °³ÀÇ ½ÃÆíÀ» Á¢ÂøÇÑ ±ºÀÌ °¡Àå ³ôÀº °áÇÕ °­µµ¸¦ º¸¿´´Ù(P<0.05). Ç¥¸é ó¸®ÇÏÁö ¾ÊÀº ½ÃÆíÀ» Á¢ÂøÇÑ ±º°ú µÎ °³ÀÇ ½ÃÆí ¸ðµÎ ¾Ë·ç¹Ì³ª ºÐ»ç ó¸®ÇÑ ½ÃÆíÀ» Á¢ÂøÇÑ ±ºÀº ¼­·Î °£¿¡ À¯ÀÇÇÑ Â÷À̸¦ º¸ÀÌÁö ¾Ê¾ÒÀ¸¸ç, ±× ¿ÜÀÇ ±º¿¡ ºñÇؼ­´Â À¯ÀÇÇÏ°Ô ³·¾Ò´Ù(P<0.05). º» ¿¬±¸ÀÇ °á°ú¿¡ µû¸£¸é Silica coatingÀº ÀÚ°¡ÁßÇÕÇü ·¹Áø½Ã¸àÆ®¸¦ ÀÌ¿ëÇÏ¿© Á¢ÂøÇÑ µÎ Áö¸£ÄÚ´Ï¾Æ °£ÀÇ °áÇÕÀ» ÁõÁø½ÃÅ°´Âµ¥ È¿°úÀûÀ̾ú´Ù.

The aim of this study was to evaluate the effect of surface conditioning on the shear bond strength of zirconium-oxide
ceramic to resin cement. A total of 120 disk-shaped zirconium-oxide ceramic blocks(3-TZP, Kyoritsu, Tokyo, Japan) were
treated as follows: (1) no treatment; (2) sandblasting with 110 ¥ìm aluminum-oxide(Al2O3); (3) particles tribochemical silica coating(RocatecTM, 3M ESPE). Then zirconium-oxide ceramic blocks were divided into six groups(10 for each group) and bonded with resin cement(Rely X U-200, 3M ESPE). (1) No treatment / No treatment (2) No treatment / Sandblasting with 110 ¥ìm aluminum-oxide particles (3) No treatment / Silica coating (4) Sandblasting with 110 ¥ìm aluminum-oxide particles / Sandblasting with 110 ¥ìm aluminum-oxide particles (5) Sandblasting with 110 ¥ìm aluminum-oxide particles / Silica coating (6) Silica coating / Silica coating. Each group was tested in shear bond strengths by UTM. Data analysis included one-way analysis of variance(ANOVA) and the Tukey Honestly Significant Difference test (P=0.05). Group that bonded two silica coated specimen showed a highest bond strength(P<0.05). Two silica coated surface conditioning group and air-abrasion and silica coated surface conditioning group showed significantly difference with other groups(P<0.05). Other groups had no significantly difference each other. Within the limitation of this study, Surface conditioning with Rocatec treatment to each side of specimen provided the highest bond strength.

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Resin cement;Shear bond strength;Surface conditioning;Zirconia

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