Fluke SigmaPace 1000, Руководство оператора, Страница: 55 / 154

3-1
Chapter 3
Transcutaneous Pacemaker Testing
Contents Page
Test Options................................................................................. 3-3
Output....................................................................................... 3-4
Demand Mode .......................................................................... 3-5
Asynchronous Mode................................................................. 3-5
Amplitude Sensitivity............................................................... 3-5
Line Frequency / Noise Immunity............................................ 3-6
Refractory Period ..................................................................... 3-6
Paced Refractory Period (PRP)............................................. 3-6
Sensed Refractory Period (SRP)........................................... 3-7
Long Term Test ........................................................................ 3-8
Interactive Pacemaker / ECG Simulation ................................. 3-9
Simulated ECG Rate............................................................. 3-9
Adjustable Threshold Level.................................................. 3-9
Operational Modes ................................................................... 3-9
Continuous............................................................................ 3-9
Non-Capture ......................................................................... 3-9
Non-Function........................................................................ 3-10
Setup and Testing......................................................................... 3-10
Output....................................................................................... 3-12
Demand Mode Pacemaker’s Interaction with ECG Signal....... 3-14
Continuous Mode Pacemaker’s Interaction with ECG Signal.. 3-15
Demand Mode Pacemaker’s Ability to Sense ECG Activity ... 3-17
Amplitude of ECG Signal for Demand Mode Pacemaker........ 3-20
Pacemaker’s Ability to Filter Line Noise ................................. 3-23
Purpose of the ECG Simulation Test........................................ 3-26
Long Term Tests ...................................................................... 3-27