Apnoe screening

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Apnoe screening

  1. 1. © 2008 AUTONOM HEALTH ®Apnoe Screening
  2. 2. © 2008 AUTONOM HEALTH ®Atmung Herzvektor
  3. 3. © 2008 AUTONOM HEALTH ®Das EDR Signal – ECG Derived RespirationZOOMEDRHerzfrequenz
  4. 4. © 2008 AUTONOM HEALTH ®Apnoe ScreeningAutomated detection of obstructive sleep apnoea at different time scales using theelectrocardiogramPhilip de Chazal, Thomas Penzel and Conor HeneghanPhysiological Measurement 25 (2004) 967-983
  5. 5. © 2008 AUTONOM HEALTH ®• 10 Hz Resampling• FIR Filter fg = 1 HzHigh-Resolution EDREDR Basics
  6. 6. © 2008 AUTONOM HEALTH ®Quantifizierung der AtmungstätigkeitHilbert TransformationH(EDR) = abs(EDR * 1/(π*t))Vogelperspektive
  7. 7. © 2008 AUTONOM HEALTH ®Respiration Activity Overview
  8. 8. © 2008 AUTONOM HEALTH ®Apnoe Screening
  9. 9. © 2008 AUTONOM HEALTH ®Obstruktive Schlaf ApnoeOSA has been associated with severalcardiovascular diseases, most notablyhypertension, ischemic heart disease,heart failure, stroke, cardiac arrhythmias,and pulmonary hypertension.Sleep-Disordered Breathing and Cardiovascular DiseaseRobert Wolk, MD, PhD; Tomas Kara, MD; Virend K. Somers, MD, PhD(Circulation. 2003;108:9-12)
  10. 10. © 2008 AUTONOM HEALTH ®“Traditional” HolterArrhythmiasHolterRecordingtreatArrhythmias
  11. 11. © 2008 AUTONOM HEALTH ®ArrhythmiasHolterRecordingtreatArrhythmias?treatCause ofArrhythmia”Beyond” Holter
  12. 12. © 2008 AUTONOM HEALTH ®OSA as Cause of ArrhythmiasArrhythmiasOSAtreatOSA/SASMedilog ARAdvanced HolterRecording
  13. 13. © 2008 AUTONOM HEALTH ®OSA  Arrhythmien• Sinus arrest• SA Block• AV BlockPausen,Bardykardie
  14. 14. © 2008 AUTONOM HEALTH ®Arrhythmia Apnea
  15. 15. © 2008 AUTONOM HEALTH ®Regulation ?

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