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首页> 外文期刊>Journal of Physics: Conference Series >Pulse wave transit time measured by imaging photoplethysmography in upper extremities
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Pulse wave transit time measured by imaging photoplethysmography in upper extremities

机译:通过上肢成像光学读物测量测量的脉冲波转路时间

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Wedescribehighlyreliablemeasurementmethodofthepulsewavetransittime(PWTT)tohumanlimbsbyusingsimultaneousrecordingsofimagingphotoplethysmographyandelectrocardiography.Highaccuracyofmeasurementswasachievedbyaccesstoalargernumberofstatisticallyindependentdataobtainedsimultaneouslyindifferentpoints.Themethodischaracterizedbyhigherdiagnosticreliabilitybecauseofautomaticselectionoftheregionslessaffectedbyenvironmentalnoise.Thetechniquewastestedinthegroupof12younghealthysubjectsagedfrom21to33years.EventhoughPWTTinrightandlefthandswascomparableafteraveragingoverthewholegroupofsubjects,significantdifferenceinthetimedelayofpulsewavebetweenthehandswasfoundinseveralindividuals.Thetechniquecanbeusedforearly-stagediagnosticsofvariousvasculardiseases...
机译:Wedescribehighlyreliablemeasurementmethodofthepulsewavetransittime(PWTT)tohumanlimbsbyusingsimultaneousrecordingsofimagingphotoplethysmographyandelectrocardiography.Highaccuracyofmeasurementswasachievedbyaccesstoalargernumberofstatisticallyindependentdataobtainedsimultaneouslyindifferentpoints.Themethodischaracterizedbyhigherdiagnosticreliabilitybecauseofautomaticselectionoftheregionslessaffectedbyenvironmentalnoise.Thetechniquewastestedinthegroupof12younghealthysubjectsagedfrom21to33years.EventhoughPWTTinrightandlefthandswascomparableafteraveragingoverthewholegroupofsubjects,significantdifferenceinthetimedelayofpulsewavebetweenthehandswasfoundinseveralindividuals.Thetechniquecanbeusedforearly-stagediagnosticsofvariousvasculardiseases ...

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