J Endod:评估5种电子根尖测长仪的功能在不同应用预案下的准确性

2017-07-15 MedSci MedSci原创

这篇研究的目的是为了评测5种电子根尖测长仪(EALs): Root ZX II (RZX; J Morita, Tokyo, Japan), Raypex 6 (RAY; VDW GmbH, Munich, Germany), Apex ID (AID; SybronEndo, Orange, CA), Propex II (PRO; Dentsply Maillefer, Ballaigues,

这篇研究的目的是为了评测5种电子根尖测长仪(EALs): Root ZX II (RZX; J Morita, Tokyo, Japan), Raypex 6 (RAY; VDW GmbH, Munich, Germany), Apex ID (AID; SybronEndo, Orange, CA), Propex II (PRO; Dentsply Maillefer, Ballaigues, Switzerland)和Propex Pixi (PIXI, Dentsply Maillefer)在应用以下几种预案中的准确性:(1)-1.0,插至超出根尖孔(AF) 1.0 mm处;(2)0.0/-1.0,插至AF处和后退至距AF 1.0 mm处;(3)0.0,插至AF处;(4)超出/0.0,插入直至超出AF和退回至AF处。

研究选取了30颗人下颌前磨牙,冠部入口打开、根颈1/3和中1/3预备完成,允许进行AF标准化探测(200 μm)。根管长度(RCL)的测量是通过藻酸盐模型使用不同的EALs按照每个预案的要求严格执行。

结果显示,按照预案的设计要求,最低平均误差值分别存在于距AF 0.0, 0.10 mm (RZX), 0.13 mm (RAY), 0.16 mm (AID), 0.23 mm (PRO)和0.10 mm (PIXI),并且对于"超出/0.0"来讲没有显著性差异(P > .05)。另外,应用大多数EALs在"0.0"所得结果与"-1.0"和"0.0/-1.0"相比较存在显著性差异(P < .05)。而在各EALs之间相比较,所得结果仅在"-1.0"和"超出/0.0"2个预案中存在显著性差异(P < .05)。

结论:在实验设计的条件下,研究所得结果表明:不考虑设备的工作原理,电子RCL测量所得到的最好结果是在AF处;另外,当超出AF后,器械后退对EALs不会发挥任何额外的作用。

原始出处:

Oliveira TN, Vivacqua-Gomes N, et al. Determination of the Accuracy of 5 Electronic Apex Locators in the Function of Different Employment Protocols. J Endod. 2017 Jul 7. pii: S0099-2399(17)30375-8. doi: 10.1016/j.joen.2017.03.039.

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  1. [GetPortalCommentsPageByObjectIdResponse(id=1905905, encodeId=41cc1905905b4, content=<a href='/topic/show?id=34953120e52' target=_blank style='color:#2F92EE;'>#准确性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=31207, encryptionId=34953120e52, topicName=准确性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=512a199, createdName=lilianxiang, createdTime=Sat Oct 28 05:10:00 CST 2017, time=2017-10-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222897, encodeId=da1d22289e8c, content=很好,不错,以后会多学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzUn81b5CF5ibVPib8jWI92iciaxmqGHlwruOnK4SVZykd4iahqo1hicklIibyZoxm55X7EM8BW9eX1h1hQ2/0, createdBy=8aa81937526, createdName=李东泽, createdTime=Sun Jul 16 11:55:26 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222720, encodeId=8bf5222e2049, content=谢谢分享学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Sun Jul 16 00:43:30 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222666, encodeId=311b222666fd, content=学习了,谢谢作者分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3xJXLtMtt5B40XXuPjn9xn1rBhrM6fHLkX1hI86ZoWoPJkgDkZuJNKkBfBHOcRd1fAdezg7JlHNOokohdAp3WkI/0, createdBy=32c81964262, createdName=1e145228m78(暂无匿称), createdTime=Sat Jul 15 19:49:59 CST 2017, time=2017-07-15, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=1905905, encodeId=41cc1905905b4, content=<a href='/topic/show?id=34953120e52' target=_blank style='color:#2F92EE;'>#准确性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=31207, encryptionId=34953120e52, topicName=准确性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=512a199, createdName=lilianxiang, createdTime=Sat Oct 28 05:10:00 CST 2017, time=2017-10-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222897, encodeId=da1d22289e8c, content=很好,不错,以后会多学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzUn81b5CF5ibVPib8jWI92iciaxmqGHlwruOnK4SVZykd4iahqo1hicklIibyZoxm55X7EM8BW9eX1h1hQ2/0, createdBy=8aa81937526, createdName=李东泽, createdTime=Sun Jul 16 11:55:26 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222720, encodeId=8bf5222e2049, content=谢谢分享学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Sun Jul 16 00:43:30 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222666, encodeId=311b222666fd, content=学习了,谢谢作者分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3xJXLtMtt5B40XXuPjn9xn1rBhrM6fHLkX1hI86ZoWoPJkgDkZuJNKkBfBHOcRd1fAdezg7JlHNOokohdAp3WkI/0, createdBy=32c81964262, createdName=1e145228m78(暂无匿称), createdTime=Sat Jul 15 19:49:59 CST 2017, time=2017-07-15, status=1, ipAttribution=)]
    2017-07-16 李东泽

    很好,不错,以后会多学习

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1905905, encodeId=41cc1905905b4, content=<a href='/topic/show?id=34953120e52' target=_blank style='color:#2F92EE;'>#准确性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=31207, encryptionId=34953120e52, topicName=准确性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=512a199, createdName=lilianxiang, createdTime=Sat Oct 28 05:10:00 CST 2017, time=2017-10-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222897, encodeId=da1d22289e8c, content=很好,不错,以后会多学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzUn81b5CF5ibVPib8jWI92iciaxmqGHlwruOnK4SVZykd4iahqo1hicklIibyZoxm55X7EM8BW9eX1h1hQ2/0, createdBy=8aa81937526, createdName=李东泽, createdTime=Sun Jul 16 11:55:26 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222720, encodeId=8bf5222e2049, content=谢谢分享学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Sun Jul 16 00:43:30 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222666, encodeId=311b222666fd, content=学习了,谢谢作者分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3xJXLtMtt5B40XXuPjn9xn1rBhrM6fHLkX1hI86ZoWoPJkgDkZuJNKkBfBHOcRd1fAdezg7JlHNOokohdAp3WkI/0, createdBy=32c81964262, createdName=1e145228m78(暂无匿称), createdTime=Sat Jul 15 19:49:59 CST 2017, time=2017-07-15, status=1, ipAttribution=)]
    2017-07-16 清风拂面

    谢谢分享学习了

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1905905, encodeId=41cc1905905b4, content=<a href='/topic/show?id=34953120e52' target=_blank style='color:#2F92EE;'>#准确性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=31207, encryptionId=34953120e52, topicName=准确性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=512a199, createdName=lilianxiang, createdTime=Sat Oct 28 05:10:00 CST 2017, time=2017-10-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222897, encodeId=da1d22289e8c, content=很好,不错,以后会多学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzUn81b5CF5ibVPib8jWI92iciaxmqGHlwruOnK4SVZykd4iahqo1hicklIibyZoxm55X7EM8BW9eX1h1hQ2/0, createdBy=8aa81937526, createdName=李东泽, createdTime=Sun Jul 16 11:55:26 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222720, encodeId=8bf5222e2049, content=谢谢分享学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=51, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/Q3auHgzwzM4o2XVpJ6449yqDsjibydI5HnJ8MibGxNn4HZiaZib0bdfibbwoz3KQrIyN9AGxq36ZlZRNicYlPfOOWMtwgsajY6mGNFiaPclFdowjD0/0, createdBy=97bd1338592, createdName=清风拂面, createdTime=Sun Jul 16 00:43:30 CST 2017, time=2017-07-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=222666, encodeId=311b222666fd, content=学习了,谢谢作者分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3xJXLtMtt5B40XXuPjn9xn1rBhrM6fHLkX1hI86ZoWoPJkgDkZuJNKkBfBHOcRd1fAdezg7JlHNOokohdAp3WkI/0, createdBy=32c81964262, createdName=1e145228m78(暂无匿称), createdTime=Sat Jul 15 19:49:59 CST 2017, time=2017-07-15, status=1, ipAttribution=)]
    2017-07-15 1e145228m78(暂无匿称)

    学习了,谢谢作者分享!

    0