矫正脊柱不能调高低?3D打印植入物来帮忙

2017-06-27 石 岩 环球医学

自1986年美国科学家开发了第一台商业3D印刷机以来,人们便致力于完善3D打印技术并不断尝试在各个领域应用。特别是在医学领域,3D打印技术因为其个性化、快速的特点,可以帮助制作各种医疗辅助用具,譬如打印手术导板。

自1986年美国科学家开发了第一台商业3D印刷机以来,人们便致力于完善3D打印技术并不断尝试在各个领域应用。特别是在医学领域,3D打印技术因为其个性化、快速的特点,可以帮助制作各种医疗辅助用具,譬如打印手术导板。

近日,继美国食品和药物管理局(FDA)批准骶髂关节的钛3D打印植入物以治疗慢性腰痛之后,美国一家医疗器械公司宣布其3D打印脊柱支撑植入物获得了FDA的批准。有了这一认证,该公司的3D打印植入物现在可以用在人体内,以帮助纠正脊柱畸形。

据了解,上述3D打印植入物是开发公司利用他们之前的技术制成。颠覆传统制造技术的模式,该技术是一种基于粉末的激光熔融方法,可3D打印金属。使用该技术能引入有助于骨生长的材料特征,包括3-5μm的表面粗糙度和约70%的内部孔隙率。

这项打印植入物被设计用于脊柱靠下的后路腰椎部分。如果有需要,植入物的部件可以扩展或缩回,从而实现前后高度在扩展范围内无限调整。马里兰大学医学中心的脊柱外科医生Steven Ludwig博士说,植入物可以被锁定在任何想要的高度,以帮助恢复矢状平衡。这种独立调整的能力是现有装置不具有的。

除了3D打印植入物外,该公司还发布了一款软件,一个应用三维解决方案的平台,在整个对脊柱患者的临床护理中帮助连续推动质量结果。该软件通过向轴、冠和矢状面对每一个解剖椎体进行360度的评估,以达到平衡脊柱的目的,为手术成功提供基础。

去年,FDA已经批准了多项用于骨科矫正的3D打印物进入市场,如3D打印钛脊椎腰椎护架。未来,会有越来越多的材料或植入物被批准用于临床手术或者手术虚拟训练中。毋庸置疑的是3D打印技术正逐渐影响着骨科手术的方式,使更多人从中获益。

版权声明:
本网站所有内容来源注明为“梅斯医学”或“MedSci原创”的文字、图片和音视频资料,版权均属于梅斯医学所有。非经授权,任何媒体、网站或个人不得转载,授权转载时须注明来源为“梅斯医学”。其它来源的文章系转载文章,或“梅斯号”自媒体发布的文章,仅系出于传递更多信息之目的,本站仅负责审核内容合规,其内容不代表本站立场,本站不负责内容的准确性和版权。如果存在侵权、或不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
在此留言
评论区 (4)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=1335974, encodeId=6e1e13359e4ab, content=<a href='/topic/show?id=792612047e' target=_blank style='color:#2F92EE;'>#3D#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=37, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=1204, encryptionId=792612047e, topicName=3D)], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/pSGl6CJeZ2PzWxdhCtrvv4U9Q281RV8e0AKmlB5ib93DibbiaRyOzmkCdz5F04cbfX5RGOpG4dOXvuQW1fumibVeBg/132, createdBy=fc342500110, createdName=ms9833124466084992, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490880, encodeId=bdde1490880bc, content=<a href='/topic/show?id=fb916268636' target=_blank style='color:#2F92EE;'>#植入物#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62686, encryptionId=fb916268636, topicName=植入物)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=38628846382, createdName=linagood, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1520380, encodeId=1f9615203809f, content=<a href='/topic/show?id=7a736264553' target=_blank style='color:#2F92EE;'>#植入#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62645, encryptionId=7a736264553, topicName=植入)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=832411313664, createdName=jiyangfei, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=216329, encodeId=f50121632919, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, 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=Wed Jun 28 13:17:56 CST 2017, time=2017-06-28, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=1335974, encodeId=6e1e13359e4ab, content=<a href='/topic/show?id=792612047e' target=_blank style='color:#2F92EE;'>#3D#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=37, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=1204, encryptionId=792612047e, topicName=3D)], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/pSGl6CJeZ2PzWxdhCtrvv4U9Q281RV8e0AKmlB5ib93DibbiaRyOzmkCdz5F04cbfX5RGOpG4dOXvuQW1fumibVeBg/132, createdBy=fc342500110, createdName=ms9833124466084992, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490880, encodeId=bdde1490880bc, content=<a href='/topic/show?id=fb916268636' target=_blank style='color:#2F92EE;'>#植入物#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62686, encryptionId=fb916268636, topicName=植入物)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=38628846382, createdName=linagood, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1520380, encodeId=1f9615203809f, content=<a href='/topic/show?id=7a736264553' target=_blank style='color:#2F92EE;'>#植入#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62645, encryptionId=7a736264553, topicName=植入)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=832411313664, createdName=jiyangfei, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=216329, encodeId=f50121632919, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, 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=Wed Jun 28 13:17:56 CST 2017, time=2017-06-28, status=1, ipAttribution=)]
  3. [GetPortalCommentsPageByObjectIdResponse(id=1335974, encodeId=6e1e13359e4ab, content=<a href='/topic/show?id=792612047e' target=_blank style='color:#2F92EE;'>#3D#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=37, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=1204, encryptionId=792612047e, topicName=3D)], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/pSGl6CJeZ2PzWxdhCtrvv4U9Q281RV8e0AKmlB5ib93DibbiaRyOzmkCdz5F04cbfX5RGOpG4dOXvuQW1fumibVeBg/132, createdBy=fc342500110, createdName=ms9833124466084992, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490880, encodeId=bdde1490880bc, content=<a href='/topic/show?id=fb916268636' target=_blank style='color:#2F92EE;'>#植入物#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62686, encryptionId=fb916268636, topicName=植入物)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=38628846382, createdName=linagood, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1520380, encodeId=1f9615203809f, content=<a href='/topic/show?id=7a736264553' target=_blank style='color:#2F92EE;'>#植入#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62645, encryptionId=7a736264553, topicName=植入)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=832411313664, createdName=jiyangfei, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=216329, encodeId=f50121632919, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, 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=Wed Jun 28 13:17:56 CST 2017, time=2017-06-28, status=1, ipAttribution=)]
    2017-06-29 jiyangfei
  4. [GetPortalCommentsPageByObjectIdResponse(id=1335974, encodeId=6e1e13359e4ab, content=<a href='/topic/show?id=792612047e' target=_blank style='color:#2F92EE;'>#3D#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=37, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=1204, encryptionId=792612047e, topicName=3D)], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/pSGl6CJeZ2PzWxdhCtrvv4U9Q281RV8e0AKmlB5ib93DibbiaRyOzmkCdz5F04cbfX5RGOpG4dOXvuQW1fumibVeBg/132, createdBy=fc342500110, createdName=ms9833124466084992, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1490880, encodeId=bdde1490880bc, content=<a href='/topic/show?id=fb916268636' target=_blank style='color:#2F92EE;'>#植入物#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62686, encryptionId=fb916268636, topicName=植入物)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=38628846382, createdName=linagood, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1520380, encodeId=1f9615203809f, content=<a href='/topic/show?id=7a736264553' target=_blank style='color:#2F92EE;'>#植入#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=62645, encryptionId=7a736264553, topicName=植入)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=832411313664, createdName=jiyangfei, createdTime=Thu Jun 29 08:02:00 CST 2017, time=2017-06-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=216329, encodeId=f50121632919, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=57, 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=Wed Jun 28 13:17:56 CST 2017, time=2017-06-28, status=1, ipAttribution=)]
    2017-06-28 清风拂面

    学习了谢谢分享

    0

相关资讯

美FDA新掌门人:要对移动健康应用大松绑

6月15日,FDA官网称即将实施一项计划,进一步明晰健康应用的监管层次,并且针对如何使用“上市”后数据对健康应用进行监管给出了一系列建议。

J Infect Dis:代谢性弱的结核杆菌竟然传染性更强?

结核分枝杆菌的亚群分为有代谢活性和无代谢活性群,但目前它们的传染性还没有准确评估出来。那么,菌体的代谢活性和其传染性有何关联?

2017年FDA批准新药名单,上半年已达21种!

据FDA官网(http://www.fda.org)2017年5月22日提供的最新公布结果,截止2017年5月22日,FDA已经批准了21种新药,约占2016年FDA批准新药数量(22种)的95%,去年创造新药新低,今 年有望获得重大突破,甚至能创造近年来审批新药的新高。2011-2017年5月5日FDA批准新药数量变化见图1所示。 图1  FDA2011-2017年批准新药数量变

钛3D打印骶髂关节植入物iFuse-3D获得FDA批准

据悉,美国加州医疗器械公司SI-BONE的iFuse-3D植入物成功获得FDA批准,它也是第一个用于骶髂关节(SI)的钛3D打印植入物。目前,该公司已经宣布在美国商业推出该3D打印植入物。SI关节位于骶骨和骨盆的髂骨之间,15%至30%的慢性腰痛都是由它引起的。

FDA:白血病新药获FDA突破性疗法认定

GlycoMimetics公司近日宣布,美国FDA已经向其候选药物GMI-1271颁发突破性疗法认定,适应症为成年患者的复发性或难治性急性髓性白血病(AML)。GMI-1271为E-selectin拮抗剂,目前处于2期临床试验阶段。之前,GMI-1271也被FDA授予了的孤儿药资格和快速通道资格。在AML患者的骨髓中,白细胞异常快速地生长,妨碍了正常的血细胞生成。这就可能导致AML的一些症状,包括

美国FDA批准22年来**ALS疗法

近日,美国FDA宣布批准MT Pharma America的新药Radicava(edaravone)上市,治疗肌萎缩性侧索硬化(Amyotrophic Lateral Sclerosis ,ALS),这是FDA22年来批准的首款ALS疗法。