Dent Mater J:聚四氟乙烯(PTFE):一种可能会应用于牙科修复体及设备上的树脂材料

2018-11-02 lishiting MedSci原创

聚四氟乙烯(PTFE)具有化学稳定性,对人体无毒副作用,对热和化学品具有高抵抗力,并且具有极低的弹性模量。因此,PTFE可以应用于医疗设备中。

聚四氟乙烯(PTFE)具有化学稳定性,对人体无毒副作用,对热和化学品具有高抵抗力,并且具有极低的弹性模量。因此,PTFE可以应用于医疗设备中。这篇研究聚焦于PTFE作为假体及牙科设备/器械相关的物理特质。结果显示,与其他样本相比(除了磨损和着色测试下的瓷材料),PTFE展现出低磨耗性(大约是牛牙的1/3以及III型合金的1/2)、低摩擦性(大约为其他样本的1/5)、低硬度(4.8HV1.0)、低着色和较少的细菌粘附(p<0.01)。这些结果表明,PTEF可以应用于一些临时和/或永久使用的假体,为牙科器械/设备提供高性能的抗吸收性,为保持咬合垂直尺寸和原始功能提供高耐磨性,并且易于清洁。原始出处:Kameda T, Ohkuma K, et al. Polytetrafluoroethylene (PTFE): A resin material for possible use in dental prostheses and devices. Dent Mater J. 2018 Nov 1. doi: 10.4012/dmj.2018-088.本文系梅斯医学(MedSci)原创

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    2018-11-04 xzw115
  2. [GetPortalCommentsPageByObjectIdResponse(id=1461341, encodeId=d12814613416b, content=<a href='/topic/show?id=67356e62003' target=_blank style='color:#2F92EE;'>#牙科#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67620, encryptionId=67356e62003, topicName=牙科)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d786418402, createdName=xzw115, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1627576, encodeId=9add162e576bb, content=<a href='/topic/show?id=cea46199eba' target=_blank style='color:#2F92EE;'>#树脂#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=61997, encryptionId=cea46199eba, topicName=树脂)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=378b21121654, createdName=chenshujs, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351329, encodeId=17ea3513290e, content=不错的文章值得拥有,, beContent=null, objectType=article, channel=null, level=null, likeNumber=65, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=eff51996281, createdName=1e1b8538m79(暂无匿称), createdTime=Fri Nov 02 23:25:12 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351323, encodeId=0d1b351323ad, content=学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=71, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=82311653708, createdName=医者仁心5538, createdTime=Fri Nov 02 23:17:21 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351306, encodeId=447535130665, content=了解一下,谢谢分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/12/23/2f51002e1349ccda5be11c1eea1e1e60.jpg, createdBy=a22097948, createdName=天地飞扬, createdTime=Fri Nov 02 21:35:42 CST 2018, time=2018-11-02, status=1, ipAttribution=)]
    2018-11-04 chenshujs
  3. [GetPortalCommentsPageByObjectIdResponse(id=1461341, encodeId=d12814613416b, content=<a href='/topic/show?id=67356e62003' target=_blank style='color:#2F92EE;'>#牙科#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67620, encryptionId=67356e62003, topicName=牙科)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d786418402, createdName=xzw115, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1627576, encodeId=9add162e576bb, content=<a href='/topic/show?id=cea46199eba' target=_blank style='color:#2F92EE;'>#树脂#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=61997, encryptionId=cea46199eba, topicName=树脂)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=378b21121654, createdName=chenshujs, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351329, encodeId=17ea3513290e, content=不错的文章值得拥有,, beContent=null, objectType=article, channel=null, level=null, likeNumber=65, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=eff51996281, createdName=1e1b8538m79(暂无匿称), createdTime=Fri Nov 02 23:25:12 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351323, encodeId=0d1b351323ad, content=学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=71, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=82311653708, createdName=医者仁心5538, createdTime=Fri Nov 02 23:17:21 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351306, encodeId=447535130665, content=了解一下,谢谢分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/12/23/2f51002e1349ccda5be11c1eea1e1e60.jpg, createdBy=a22097948, createdName=天地飞扬, createdTime=Fri Nov 02 21:35:42 CST 2018, time=2018-11-02, status=1, ipAttribution=)]
    2018-11-02 1e1b8538m79(暂无匿称)

    不错的文章值得拥有,

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1461341, encodeId=d12814613416b, content=<a href='/topic/show?id=67356e62003' target=_blank style='color:#2F92EE;'>#牙科#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67620, encryptionId=67356e62003, topicName=牙科)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d786418402, createdName=xzw115, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1627576, encodeId=9add162e576bb, content=<a href='/topic/show?id=cea46199eba' target=_blank style='color:#2F92EE;'>#树脂#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=61997, encryptionId=cea46199eba, topicName=树脂)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=378b21121654, createdName=chenshujs, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351329, encodeId=17ea3513290e, content=不错的文章值得拥有,, beContent=null, objectType=article, channel=null, level=null, likeNumber=65, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=eff51996281, createdName=1e1b8538m79(暂无匿称), createdTime=Fri Nov 02 23:25:12 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351323, encodeId=0d1b351323ad, content=学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=71, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=82311653708, createdName=医者仁心5538, createdTime=Fri Nov 02 23:17:21 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351306, encodeId=447535130665, content=了解一下,谢谢分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/12/23/2f51002e1349ccda5be11c1eea1e1e60.jpg, createdBy=a22097948, createdName=天地飞扬, createdTime=Fri Nov 02 21:35:42 CST 2018, time=2018-11-02, status=1, ipAttribution=)]
    2018-11-02 医者仁心5538

    学习了

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1461341, encodeId=d12814613416b, content=<a href='/topic/show?id=67356e62003' target=_blank style='color:#2F92EE;'>#牙科#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=31, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=67620, encryptionId=67356e62003, topicName=牙科)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d786418402, createdName=xzw115, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1627576, encodeId=9add162e576bb, content=<a href='/topic/show?id=cea46199eba' target=_blank style='color:#2F92EE;'>#树脂#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=38, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=61997, encryptionId=cea46199eba, topicName=树脂)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=378b21121654, createdName=chenshujs, createdTime=Sun Nov 04 12:01:00 CST 2018, time=2018-11-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351329, encodeId=17ea3513290e, content=不错的文章值得拥有,, beContent=null, objectType=article, channel=null, level=null, likeNumber=65, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=eff51996281, createdName=1e1b8538m79(暂无匿称), createdTime=Fri Nov 02 23:25:12 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351323, encodeId=0d1b351323ad, content=学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=71, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=82311653708, createdName=医者仁心5538, createdTime=Fri Nov 02 23:17:21 CST 2018, time=2018-11-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=351306, encodeId=447535130665, content=了解一下,谢谢分享!, beContent=null, objectType=article, channel=null, level=null, likeNumber=0, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/12/23/2f51002e1349ccda5be11c1eea1e1e60.jpg, createdBy=a22097948, createdName=天地飞扬, createdTime=Fri Nov 02 21:35:42 CST 2018, time=2018-11-02, status=1, ipAttribution=)]
    2018-11-02 天地飞扬

    了解一下,谢谢分享!

    0