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Classic Articles > Cementation & Coronal leakage

º¸Á¸Ä¡·á¿¡¼­ ¸¹Àº ¹®Á¦¸¦ ÀÏÀ¸Å°´Â Ä¡°üºÎ ´©Ãâ°ú ¼öº¹¹°ÀÇ Á¢Âø¿¡ ´ëÇÑ ³»¿ëÀÔ´Ï´Ù.

 

Cementation

  1) Kamposiora P, Papavasilious G, Bayne SC, Felton DA. Finite element analysis estimates of cement microfracture under complete veneer crowns. J Prosthet Dent 71(5):435-441, 1994.
   

*º¯¿¬ÇüÅÂ¿Í Á¢ÂøÁ¦ÀÇ Á¾·ù, µÎ²²°¡ ±³ÇÕÀÀ·Â ¾ç»ó°ú ½Éµµ¿¡ ¾î¶² ¿µÇâÀ» ÁÖ´ÂÁö 2D À¯ÇÑ¿ä¼Ò ºÐ¼®

#Shear marginÀÇ ÀÀ·Â Å©±â; ¼öº¹º¯¿¬ < Ãຮ¸é << ÃຮġÀº¼±°¢ < ±³ÇÕ¸é
#Chamfer marginÀÇ ÀÀ·ÂÅ©±â; Ãຮ¸é < ¼öº¹º¯¿¬ << ÃຮġÀº¼±°¢ < ±³ÇÕ¸é

#ZPC°¡ ´Ù¸¥ 3°¡Áö Á¢ÂøÁ¦º¸´Ù ³ôÀº ÀÀ·ÂÀ» º¸ÀÓ
#½Ã¸àÆ®°¡ µÎ²¨¿öÁö¸ç ÀüüÀûÀÎ ÀÀ·ÂÀÌ ¾à°£ °¨¼Ò, ¼öº¹º¯¿¬/Ãຮ¸é(ÀÀ·ÂÀÛÀººÎÀ§)Àº ÀÀ·Â Áõ°¡, ÃຮġÀº¼±°¢/±³ÇÕ¸é(ÀÀ·ÂÅ©´øºÎÀ§)Àº ÀÀ·Â °¨¼Ò
#Á¢ÂøÁ¦ ³»ºÎÀÀ·ÂÀº ¸Å¿ì ³·À½(ÃÖ°í 2.35MPa), °¡Àå ¾àÇÑ ZPCÀÇ ÀÎÀå°­µµ(8MPa)ÀÇ 30% Á¤µµ

  2) Guzman AF, Moore BK, Andres CJ. Wear resistance of four luting agents as a function of marginal gap distance, cement type, and restorative material. Int J Prosthodont 10(5):415-425, 1997.
   

*º¯¿¬°£±Ø °Å¸®¿¡ µû¸¥ ¼¼°¡Áö Á¢ÂøÁ¦ÀÇ ¸¶¸ðÀúÇ×¼º ºñ±³

#Á¢ÂøÁ¦ÀÇ ¸¶¸ð´Â º¯¿¬°£±ØÀÌ Áõ°¡ÇÔ¿¡ µû¶ó Áõ°¡
#Á¼Àº °£±Ø(60um)µµ 3½Ã°£ÀÇ Áö¼ÓÀûÀÎ ÀÕ¼ÖÁú·Î ¸¶¸ð°¡´É
#RMGIÁ¢ÂøÁ¦´Â ³ÐÀº °£±Ø(240um)ÀÇ »óȲ¿¡¼­ °¡Àå ÀûÀº ¸¶¸ð¸¦ º¸ÀÓ
#º¯¿¬°£±ØÀÇ °Å¸®°¡ Áõ°¡ÇÒ¼ö·Ï Á¢ÂøÁ¦ÀÇ Á¾·ù°¡ Áß¿äÇÔ

  3) Rosenstiel SF, Land MF, Crispin BJ. Dental luting agents: A review of the current literature. J Prosthet Dent 80(3):280-301, Review, 1998.
   

*Á¢ÂøÁ¦ ¸®ºä

#coldmix; GI(ÇǸ·µµ°¨¼Ò, ÀÛ¾÷½Ã°£Áõ°¡, P/LºñÀ² Áõ°¡)
#ÇǸ·µµ; ZP, PC, GI (<25um), ·¹ÁøÁ¢ÂøÁ¦´Â(25umÀÌ»ó)
#GiÀÇ tartaric acid(Áß°£³óµµ¿¡¼­´Â viscosity¸¦ ÀÏÁ¤ÇÏ°Ô À¯Áö, °æÈ­¸¦ Áö¿¬½ÃÅ´, °í³óµµviscosity°¨¼Ò, Àú³óµµviscosityÁõ°¡)
#Creep; GI(0.6~2.0%)=resin > PC > ZP
#¾ÐÃà°­µµ(MPa³ôÀ¸¸é ÁÁÀ½); ZP(62~101), PC(67~91), GI(122~162), Resin ionomer(40~141), composite(194~200), resinÁ¢ÂøÁ¦(179~255)
#ź¼º°è¼ö(GPa); ZP(13.2), GI(11.2), composite(17), Á¢Âø·¹Áø(4.5~9.8)

  4) van Dijken JW, Ormin A, Olofsson AL. Clinical performance of pressed ceramic inlays luted with resin-modified glass ionomer and autopolymerizing resin composite cements. J Prosthet Dent. 82(5):529-535, 1999.
   

*Empress feldspathic ceramic inlay Á¢Âø½Ã, È­ÇÐÁßÇÕÇü ·¹ÁøÁ¢ÂøÁ¦(Panavia 21), RMGI Á¢ÂøÁ¦(Fugi plus) ºñ±³

#µÎ Àç·á´Â 2³â°£ ÀÓ»óÀû ½ÇÆÐ¾øÀÌ »ç¿ë°¡´ÉÇßÀ½

  5) Li ZC, White SN. Mechanical properties of dental luting cements. J Prosthet Dent 81(5):597-609, 1999.
   

*Á¢ÂøÁ¦µéÀÇ ±â°èÀû ¼ºÁú ºÐ¼®

#Á¢ÂøÁ¦ÀÇ Åº¼º°è¼ö´Â ¼öº¹¹°º¸´Ù »ó¾ÆÁú°ú ºñ½Á; ZP, GI´Â ¾Ð·ÂÇÏ¿¡ brittle fracture, PC, RMGI´Â ±×·¸Áö ¾ÊÀ½
#PC, GI´Â ½Ã°£¿¡ µû¶ó °æÈ­¹ÝÀÀÀÌ °è¼ÓµÈ ´Ù¸¥ Á¢ÂøÁ¦´Â ÇÏ·çÀÌÈÄ ÀûÀº º¯È­
#·¹ÁøÁ¢ÂøÁ¦, RMGI´Â ³·Àº ź¼º°è¼ö
#·¹ÁøÁ¢ÂøÁ¦´Â ´Ù¸¥ Àç·áº¸´Ù flexure(±¼°î)¿¡ ´õ¿í °ß°í

  6) Nicholson JW, McKenzie MA. The properties of polymerizable luting cements. J Oral Rehabil 26(10):767-774, 1999.
   

*RMGI¿Í polyacid modified composite resin(compomer)Á¢ÂøÁ¦ÀÇ Æ¯Â¡ °Ë»ç

#Á¢ÂøÁ¦ ±¹Á¦±âÁØ; °æÈ­½Ã°£ 2.5~8ºÐ, ÃÖ¼Ò¾ÐÃà°­µµ 70MPa
#RMGIÁ¢ÂøÁ¦´Â ¹°º¸´Ù saline°ú lactic acid¿¡¼­ ´õ ³ôÀº ¾ÐÃà°­µµ¸¦ º¸ÀÓ, compomerÁ¢ÂøÁ¦ÀÇ ¾ÐÃà°­µµ´Â ÀúÀå¿ë¸Å¿¡µû¶ó Â÷À̾øÀ½
#RMGI´Â °¡¿ªÀûÀ¸·Î ¹°¿¡ ³ì´Â Ư¼ºÀÌ ÀÖÀ½ (polyHEMA unitÀÇ hydrogelƯ¼º ¶§¹®, NaOClÀ̳ª lactic acid°°Àº ¿ëÁú¿¡ ¿µÇâÀ» ¹ÞÀ½)
#RMGI(ºü¸£°Ô °æÈ­, ¼öºÐÈí¼ö´Â »ó´ëÀûÀ¸·Î ¸¹À½), compomerÁ¢ÂøÁ¦(½Ç¿Â¿¡¼­ õõÈ÷ °æÈ­, ¼öºÐÈí¼ö´Â »ó´ëÀûÀ¸·Î ÀûÀ½)

  7) Attar N, Tam LE, McComb D. Mechanical and physical properties of contemporary dentaL luting agents. J Prosthet Dent 89(2):127-134, 2003.
   

*Á¢ÂøÁ¦ÀÇ ¹°¼ºÈ®ÀÎ

#RMGIÁ¢ÂøÁ¦; GIº¸´Ù ±¼°î°­µµÅ©°í ź¼º°è¼ö°¡ ÀÛÀ½, ÀÀ·ÂÀÌ ÀûÀº ºÎÀ§³ª ´ÜÀÏ ¼öº¹¹°¿¡ ¼±ÅÃÀûÀ¸·Î »ç¿ë, RMGI,GI´Â 3°³¿ùÈÄ Åº¼º°è¼öÁõ°¡, ½Ã°£¿¡ µû¶ó º¯Çü¿¡ ´ëÇÑ ÀúÇ×ÀÌ Áõ°¡)
#ResinÁ¢ÂøÁ¦; ±¼°î°­µµ, ź¼º°è¼ö ¸ðµÎ ³ôÀ½, ÁöÁö°¡ ¿ä±¸µÇ´Â veneer³ª À¯Áö°¡ ¾î·Á¿î »óȲ¿¡ »ç¿ë
#ÀÌÁßÁßÇÕÁ¢ÂøÁ¦ ±¤ÁßÇսà ÀÌÁß°áÇÕÀÌ °¨¼ÒÇÏ¿© ¸¶¸ð°¡ °¨¼ÒÇϰí Ç¥Áذ浵 Áõ°¡
#ZPC,GI´Â Ãʱâ pH ³·À½, resin½Ã¸àÆ®´Â Ãʱâ pH °¡Àå ³ôÀ¸³ª 24½Ã°£ÀÌÈÄ °¡Àå ³·À½, ±×·¯³ª ¼úÈĹΰ¨¼ºÀº pH º¸´Ù ³ëÃâ°ú ¿¬°üÀÌ ÀÖÀ½
#ZPC; ¸Å¿ì ³ôÀº rigidity¿Í opacity

 

Coronal leakage

  1) Magura ME, Kafrawy AH. Human saliva coronal microleakage in obturated root canal and in vitro study. J Endod 17(7):324-331, 1991.
   

*Ÿ¾×ÀÇ Ä¡°üºÎ ħÅõ ´É·ÂÀ» Á¶»ç

#ħÅõ±íÀÌ; ½Ã°£ÀÌ Áö³¯¼ö·Ï Áõ°¡, Á¶Á÷°Ë»çº¸´Ù ¿°»ö°Ë»ç°¡ ´õ Å­, ÀÓ½ÃÃæÀüÀÌ Á¦°ÅµÇ¸é Áõ°¡
#3°³¿ù°£ ÀÓ½ÃÃæÀü¹°ÀÌ ¾ø¾ú´ø °æ¿ì Àç±Ù°üÄ¡·á Ãßõ

  2) Khayat A. Human saliva penetration of coronally unsealed obturated root canals. J Endod 19(9):458-461, 1993.
   

*Ãø¹æ°¡¾Ð¹ý°ú ¼öÁ÷°¡¾Ð¹ý °£ Ÿ¾×³» ¼¼±ÕÀÌ Ä¡±Ù´ÜºÎ±îÁö ħÅõÇϴµ¥ °É¸®´Â ½Ã°£ ÃøÁ¤

#Ãø¹æ°¡¾Ð¹ý(28.8+-4.7ÀÏ)
#¼öÁ÷°¡¾Ð¹ý(25.4+-13.6ÀÏ)
#µÎ ÃæÀü ¹æ¹ý°£ Â÷À̰¡ ¾øÀ¸¸ç 30ÀÏ À̳» ¸ðµç Ä¡¾Æ°¡ ´©ÃâÀ» º¸ÀÓ

  3) Saunders WP, Saunders EM. Coronal leakage as a cause of failure in root-canal therapy: a review. Endod Dent Trumatol 10(3):105-108, 1994.
   

*±Ù°üÄ¡·á ½ÇÆÐÀÎÀڷμ­ Ä¡°üºÎ ´©ÃâÀ» ¸®ºä

#ÀΰøÅ¸¾×À¸·Î 3ÀÏ Ä¡°üºÎ ³ëÃâ½Ã Ä¡°üºÎ ´©Ãâ È®ÀÎ
#Ãø¹æ°¡¾Ð¹ý½Ã Ä¡°üºÎ ³ëÃß 50%¿¡¼­ 1942ÀÏ »çÀÏ¿¡ ´©Ãâ È®ÀÎ
#post ÇϺΠ5mm ±Ù´ÜºÎ GPÃæÀüºÎ Ãßõ
#±Ù°üÃæÀü ÈÄ post prepÀÌ Áö¿¬µÇ´Â °ÍÀº ´©Ãâ¿¡ »ó°ü¾øÀ½
#±¸Ä¡ÀÇ °æ¿ì À̰³ºÎ ÁÖÀ§ ´©Ãâ·Î Ä¡ÁÖÁ¶Á÷¿¡ ¿°Áõ¼º º¯È­ °¡´É; Ä¡¼ö¹Ù´ÚÀÇ GP¸¦ Á¦°ÅÇϰí GI°°Àº Àç·á·Î ÀÌÀå
#±Ù°üÄ¡·á ÈÄ °¡´ÉÇÑ »¡¸® ¼öº¹

  4) Ray HA, Trope M. Periapical status of endodontically treated teeth in relation to the technical quality of the root filling and coronal restoration. Inter J Endod 28(1):12-18, 1995.
   

*¿µ±¸ ¼öº¹, ÃæÀüµÈ 1010°³ Ä¡¾ÆÀÇ Ä¡°üºÎ ¼öº¹¹°°ú ±Ù°üÄ¡·áÀÇ ÁúÀ» Æò°¡ÇÏ°í ¿¹Èĸ¦ È®ÀÎ

#±Ù°üÄ¡·á/Ä¡°üºÎ¼öº¹;¿°Áõ¾øÀ½
#good/any;75.7% poor/any;48.6%
#any/good;80%, any/poor;30.2%
#good/poor;44.1%, poor/good;67.6%

#°Ë»çÄ¡¾ÆÀÇ 61.07%¿¡¼­ ±Ù´ÜÁÖÀ§ º´¼Ò°¡ ¾øÀ½
#Ä¡°üºÎ ¼öº¹¹°ÀÇ ÁúÀÌ ±Ù°üÄ¡·áÀÇ Áúº¸´Ù Ä¡±Ù´Ü Ä¡ÁÖ °Ç°­¿¡ ´õ À¯ÀÇÇÏ°Ô Áß¿äÇÑ ¿µÇâÀ» ¹Ìħ

  5) Trope M, Chow E, Nissan R. In vitro endotoxin penetration of coronally unsealed endodontically treated teeth. J Am Dent Assoc 11(2):12-18, 1995.
   

*ÃæÀüµÈ ±Ù°ü³»¿¡ ³»µ¶¼Ò¸¦ ³ëÃâ½ÃŲ ÈÄ ±Ù´ÜºÎ¿¡¼­ È®ÀεǴ ³»µ¶¼Ò ÃøÁ¤

#21Àϰ 30%¿¡¼­ ³»µ¶¼Ò ´©ÃâÀ» ¸·Áö ¸øÇÔ

  6) Alves J, Walton R, Drake D. Coronal leakage: endotoxin penetreation from mixed bacterial communities through obturated, post-prepared root canals. J Endod 24(9):587-591, 1998.
   

*Post prepµÈ Ä¡¾Æ¿¡¼­ ¹ÚÅ׸®¾Æ¿Í ³»µ¶¼ÒÀÇ Ä§Åõ¼Óµµ¸¦ ºñ±³

#endotoxinÀÌ bacteriaº¸´Ù ´õ »¡¸® ħÅõ

  7) Tronstad L. Influence of coronal restorations on the periapical health endodontically treated teeth. Endod Dent Trumatol 16:218-, 2000.
   

*1001°³ÀÇ Ä¡¾Æ¿¡¼­ Ä¡°üºÎ ¼öº¹¹°¿¡ µû¸¥ ¼º°øÀ² ºñ±³

#±Ù°üÄ¡·á ¼º°øÀ² 67.4%
#postÁ¸Àç ½Ã(70.7%), ¾øÀ» ¶§(63.6%); postÀÇ Á¸Àç À¯¹«´Â »ó°ü¾øÀ½
#G;good, P;poor, E;endo, R;restoration
#GE+GR;81%, GE+PR;71%, PE+GR;56%, PE+PR;57%
#Æò°¡°á°ú ±Ù°üÄ¡·á°¡ Ä¡°üºÎ ¼öº¹º¸´Ù Ä¡±Ù´Ü Ä¡À¯¿¡ Áß¿äÇßÀ½

 



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