Circ Cardiovasc Imaging:烧脑!中国学者刊文称,手机拍照测血压也很准确

2019-08-09 xujing 中国循环杂志

根据杭州师范大学在《循环:心血管成像》发表的最新研究,测血压可能有一天会变得和手机拍自拍一样方便。

根据杭州师范大学在《循环:心血管成像》发表的最新研究,测血压可能有一天会变得和手机拍自拍一样方便。



研究者研发的经皮光学成像模型可通过检测智能手机拍摄的面部视频中的血流变化来测量血压。环境光穿透皮肤的外层,使智能手机中的数字光学传感器能够可视化和提取血流模式,透皮光学成像模型可以用来预测血压。

研究者用装有经皮光学成像软件的iPhone手机拍摄了两分钟的视频,测量了1328名加拿大和中国成年人的血液流量。

研究者将智能手机测得的收缩压、舒张压和脉压值与传统的袖带式连续血压测量装置中的血压读数进行了比较。

数据显示,模型预测的收缩压的偏差为(0.39±7.30) mmHg,舒张压的偏差为(0.20±6.00) mmHg,脉压的偏差为(0.52±6.42) mmHg。对正常血压成人的测量结果在参考测量值的(5±8) mmHg范围内。

经皮光学成像模型预测的平均收缩压的准确性接近95%,舒张压的准确性接近96%。

研究者也在研究如何将所需的视频长度从2分钟缩短到30秒,以使这项技术更加人性化。

原始出处:Luo H1, Yang D1, Barszczyk A2, et al. Smartphone-Based Blood Pressure Measurement Using Transdermal Optical Imaging Technology. Circ Cardiovasc Imaging. 2019 Aug;

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    2019-08-29 quxin068
  2. [GetPortalCommentsPageByObjectIdResponse(id=1938991, encodeId=a8fc193899102, content=<a href='/topic/show?id=1c292818fd' target=_blank style='color:#2F92EE;'>#ASC#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=34, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=2818, encryptionId=1c292818fd, topicName=ASC)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=74808, createdName=quxin068, createdTime=Thu Aug 29 07:21:00 CST 2019, time=2019-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=371356, encodeId=c9733e1356ec, content=这样就厉害了,方便了, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=cc6b4959261, createdName=542967667, createdTime=Fri Aug 16 16:08:38 CST 2019, time=2019-08-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1573551, encodeId=1e9715e35518e, content=<a href='/topic/show?id=2022654e239' target=_blank style='color:#2F92EE;'>#测血压#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=47, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=65472, encryptionId=2022654e239, topicName=测血压)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=c76c15903244, createdName=isabellayj, createdTime=Sun Aug 11 13:21:00 CST 2019, time=2019-08-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=371034, encodeId=5a4d3e103480, content=还有这功能, beContent=null, objectType=article, channel=null, level=null, likeNumber=87, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/ajNVdqHZLLCEEr4dM45RatXXGAkFCicnNYiasFiaRicicO1YWsIeTFOhgapauqib8Z8TChNB3ttVC5RqNHptDvAxA72Q/0, createdBy=a82a1611288, createdName=yydlt, createdTime=Sat Aug 10 07:11:42 CST 2019, time=2019-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=371022, encodeId=d5173e102283, content=学习了,学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=90, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzTetibytbqFDmFITWHyBWbxU7S9MYibgPSqvu0sYteH0N6zXqbU0Kf3Mbdb7yWM1Kud3zPgYBibE2SZ/0, createdBy=da7696924, createdName=qingfengqishi5, createdTime=Fri Aug 09 23:28:05 CST 2019, time=2019-08-09, status=1, ipAttribution=)]
    2019-08-16 542967667

    这样就厉害了,方便了

    0

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    2019-08-10 yydlt

    还有这功能

    0

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    2019-08-09 qingfengqishi5

    学习了,学习了

    0

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