The Effect of Excitation Frequency on Thoracic Impedance Measurements
BACKGROUND
TRANSTHORACIC IMPEDANCE MONITORING
INTRODUCTION
BLOCK DIAGRAM
PRINCIPLE OF OPERATION
STIMULATOR CHARACTERISTICS
MEASUREMENT METHODS
EXPERIMENT
IMPEDANCE AT 20 KHz
IMPEDANCE AT 20 & 28 KHz
RESULTS
CONCLUSION
Email: OSoykan@MTU.Edu and JXS@CDRH.FDA.Gov
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