Specifications
SIGNAL PROCESSING
ECG analysis frequency: 500 Hz
ST measurements: ST amplitudes, slope, integral, index, ST/HR slope, ST/HR loops, ST/HR index up to 15 leads
E, J and post-J point: Manual or computer selected
Signal processing technique: Incremental median updating
Baseline correction: Cubic spline or Finite Residual Filter (FRF) algorithm
QRS detection and analysis: Based on automatic or manual lead selection
ECG output: Real-time ECG/QRS beep/TTL synchronization output
Heart rate: Automatic arrhythmia detection, documentation and annotation
Full disclosure ECG: Beat-to-beat ECG record and event review
Reanalysis: Post-test medians remeasurement from E, J, post-J point selections
ECG interpretation: (Optional) 12SL™ adult and pediatric ECG analysis program
Additional ECG function: Vectorcardiography
DATA ACQUISTION
Technology: Active, "Type BF" floating isolated powered 14 channel acquisition module with built-in lead fail detection and lead prep impedance measurement
Sampling rate: Over-sampling @ 4000 Hz, 12 leads
Dynamic range: 320 mV, ± 10 mV signal superimposed on ± 150 mV DC offset
Resolution: 4.88 µV/LSB @ 500 Hz
Noise: <15 µV peak-to-peak noise over 0.01 to 150 Hz (-3 dB) bandwidth
Frequency response: -3 dB, display and writer
High pass filter: 0.01 (or 0.05 Hz, special use) with DC offset control
Low pass filter: 20, 40, 100, 150 Hz (selectable)
Line filter: 50.0 or 60.0 Hz notch filter (selectable)
Baseline correction: Cubic spline algorithm
Artifact/baseline correction: FRF algorithm
Common mode rejection:
Input impedance: >10M? @ 10 Hz, defibrillator protected
Patient leakage: < 10 µA
Pace detect: Orthogonal LA, LL and V6; 750 µV @ 50 µs
COMMUNICATION/STORAGE
Catalyst MUSE system compatiable via diskette, network (optional) or modem (optional)
Catalyst MUSE Web compatible for retrieval view and printing of Catalyst MUSE system data
Remote view (optional) of real-time stress test at remote location
Local storage: Minimum 3.2 Gb hard drive storage of complete ECG record and test results
Local network storage (optional)
DISPLAY
Display type: High resolution, color 0.25 mm dot pitch raster-written CRT
Display resolution: 1024 x 768 x 70 Hz refresh
Display size: 15" (standard) or 17" (optional) diagonal SVGA
Monitored leads: 3, 6 or 12
Displayed leads: Number on screen 3 or 6 (12 lead check)
Display format: 3 rhythm, 3 rhythm + medians, 3 rhythm + trends, 6 rhythm, 4 X 2.5 + 1 rhythm, 2 x 6
Display speeds: 25, 50 mm/s
Display sensitivity/gain: 2.5, 5, 10, 20 mm/mV
Displayed vital signs data (configurable): Heart rate, target heart rate, blood pressure, exercise clock, stage
clock, phase clock, protocol, speed, grade, Watts, METS, RPP, and SpO2
Displayed data: ST scan/median complexes