Doc Type: Patent Application
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Abstract

Method and arrangement (2) for obtaining diagnostic information of a patient, the method comprising the steps of carrying out heart rate measurements of the patient (1) at least during two sleep stages before an operation to obtain preoperative heart rate data, carrying out measurements containing information related to the different stages of sleep that are synchronized with the heart rate measurements to obtain preoperative sleep stage data, and calculating a dynamic heart rate variability measures by utilizing non-linear analysis from heart rate data obtained and enabling comparison of the heart rate variability measure between at least two different stages of the sleep state.


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Document History
  • Publication: Jul 16, 2008
  • Application: Jan 9, 2008
    EP EP 08100232 A
  • Priority: Jan 9, 2007
    US US 62121307 A

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