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Effect of Saliva Decontamination on Bond Strength of 1-step Self-etching Adhesives to Dentin of Primary Posterior Teeth

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±è½Å ( Kim Shin ) - ºÎ»ê´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ¼Ò¾ÆÄ¡°úÇб³½Ç
Á¤¼ºÈñ ( Jeong Sung-Hee ) - ºÎ»ê´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ¼Ò¾ÆÄ¡°úÇб³½Ç
½ÅÁ¾Çö ( Shin Jong-Hyun ) - ºÎ»ê´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ¼Ò¾ÆÄ¡°úÇб³½Ç
ÀÌÀº°æ ( Lee Eun-Gyung ) - ºÎ»ê´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ¼Ò¾ÆÄ¡°úÇб³½Ç
±èÁö¿¬ ( Kim Ji-Yeon ) - ºÎ»ê´ëÇб³ Ä¡ÀÇÇÐÀü¹®´ëÇпø ¼Ò¾ÆÄ¡°úÇб³½Ç

Abstract

ÀÌ ¿¬±¸ÀÇ ¸ñÀûÀº À¯Ä¡¿¡¼­ ÇÑ ´Ü°è ÀÚ°¡ºÎ½Ä Á¢ÂøÁ¦¸¦ ÀÌ¿ëÇÑ ·¹Áø¼öº¹ ½Ã Ÿ¾×¿À¿° ÈÄ Ã³Ä¡°úÁ¤¿¡ µû¸¥ ¹Ì¼¼ÀÎÀå°­µµ¸¦ ºñ±³ÇÏ´Â °ÍÀÌ´Ù. °ÇÀüÇÑ À¯±¸Ä¡¸¦ Á¢ÂøÁ¦ »ç¿ë¿¡ µû¶ó °¢°¢ Scotchbond¢â Universal Adhesive (SBU), All-Bond Universal¢ç (ABU), and Tetric¢ç N Bond Universal (TBU)ÀÇ 3 ±×·ìÀ¸·Î ³ª´©¾î ¹«ÀÛÀ§·Î ºÐ¹èÇÏ¿´´Ù. °¢ ±×·ìÀº Á¢ÂøÁ¦ µµÆ÷ ÈÄ Ã³Ä¡°úÁ¤¿¡ µû¶ó 7°¡Áö ÇÏÀ§ºÐ·ù·Î ³ª´©¾ú´Ù. Subgroup IÀº ´ëÁ¶±ºÀ¸·Î½á, Ÿ¾×¿À¿° ¾øÀÌ Á¦Á¶»ç ±Ç°í»çÇ׿¡ µû¶ó Á¢ÂøÁ¦¸¦ Àû¿ëÇÏ¿´´Ù. Subgroup II ? IV´Â Á¢ÂøÁ¦ ±¤ÁßÇÕÀü¿¡ Ÿ¾×¿À¿°À» ½ÃÇàÇÏ¿´°í, subgroup V ? VII´Â Á¢ÂøÁ¦ ±¤ÁßÇÕ ÈÄ¿¡ Ÿ¾×¿À¿°À» ½ÃÇàÇÏ¿´´Ù. ±× ÈÄ subgroup II, V´Â °ÇÁ¶, subgroup III, IV´Â ¼ö¼¼ ÈÄ °ÇÁ¶, subgroup IV, VII´Â ¼ö¼¼ ÈÄ °ÇÁ¶, ±×¸®°í Á¢ÂøÁ¦ ÀçµµÆ÷¸¦ ½ÃÇàÇÏ¿´´Ù.
SBU¿Í ABU¿¡¼­ subgroup I, IV, VIIÀÇ ¹Ì¼¼ÀÎÀå°­µµ°¡ subgroup II, III, V, VIÀÇ ¹Ì¼¼ÀÎÀå°­µµº¸´Ù À¯ÀÇÇÏ°Ô ³ô¾Ò´Ù. TBU¿¡¼­subgroup I, IVÀÇ ¹Ì¼¼ÀÎÀå°­µµ°¡ subgroup II, III, V, VIÀÇ ¹Ì¼¼ÀÎÀå°­µµº¸´Ù À¯ÀÇÇÏ°Ô ³ô¾Ò´Ù. ÀÌ ¿¬±¸ °á°ú, ÀÓ»ó°¡´Â ÇÑ ´Ü°è ÀÚ°¡ºÎ½Ä Á¢ÂøÁ¦¸¦ ÀÌ¿ëÇÑ ·¹Áø ¼öº¹ ½Ã Ÿ¾×°ú ¼öºÐÀÇ ¿À¿°À¸·ÎºÎÅÍ Ã¶ÀúÇÏ°Ô °Ý¸®¸¦ ÁöÄÑ¾ß ÇÏÁö¸¸ ±×·³¿¡µµ ºÒ±¸ÇÏ°í Ÿ¾×¿À¿°ÀÌ ¹ß»ýÇÏ¿´´Ù¸é, ¼ö¼¼ ¹× °ÇÁ¶ ÈÄ Á¢ÂøÁ¦¸¦ ÀçµµÆ÷ÇÒ °ÍÀ» ±ÇÀåÇÑ´Ù.

The purpose of this study was to evaluate effect of saliva decontamination procedures on microtensile bond strength (MTBS) of 1-step self-etching adhesives to dentin of primary posterior teeth.
63 sound primary-posterior teeth were randomly divided into 3 groups according to different kinds of 1-step selfetching adhesives: Scotchbond¢â Universal Adhesive (SBU), All-Bond Universal¢ç (ABU), and Tetric¢ç N Bond Universal (TBU).
Each group was randomly categorized into 7 subgroups: (I) application of adhesive without saliva contamination (control); (II - IV) contamination by saliva before photopolymerization; (V - VII) contamination by saliva after photopolymerization; (II, V) decontamination by drying; (III, VI) decontamination by washing and drying; (IV, VII) decontamination by washing, drying, and reapplication of adhesive. All samples were cut into the blocks. At least 15 blocks were tested for each subgroup.
For SBU and ABU, the MTBS values of subgroups (I, IV, VII) were significantly higher than those of subgroups (II, III, V, VI). For TBU, the MTBS values of subgroups (I, IV) was significantly higher than those of subgroup (II, III, V, VI).
The MTBS of 3 adhesives was reduced by saliva contamination. The adhesive strength on dentin of primary posterior teeth was restored by reapplication of the adhesives after washing and drying.

Å°¿öµå

Saliva; Decontamination; Microtensile bond strength; Self-etching adhesive; Primary dentin

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