GE Marquette Case 8000 Stress System w/ T2000 Treadmill

The CASE 8000 System for Exercise is one of the first, true point-of-care clinical information systems for the exercise environment. By combining the accuracy of their premiere exercise ECG system with the information accessibility of network connectivity, the CASE 8000 offers an advanced, integrated approach to high-efficiency, high-performance stress testing.

Exercise ECG Innovation

The CASE 8000 system builds on GE Marquette Medical System’s tradition of ECG leadership, introducing new exercise testing capabilities that extend their distinguished history in signal…

System for Exercise is one of the first, true point-of-care clinical information systems for the exercise environment. By combining the accuracy of their premiere exercise ECG system with the information accessibility of network connectivity, the CASE 8000 offers an advanced, integrated approach to high-efficiency, high-performance stress testing.

Exercise ECG Innovation

The CASE 8000 system builds on GE Marquette Medical System’s tradition of ECG leadership, introducing new exercise testing capabilities that extend their distinguished history in signal processing, microelectronics and ECG algorithms.

Instrument Type

Unity®-enhanced cardiac stress testing system with 14 channel acquisition and programmable lead configurations. Pentium-based, NT technology platform and hard drive storage deliver local and MUSE® database access.

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 re-measurement from E, J, post-J point selections
ECG interpretation: (Optional) 12SL adult and pediatric ECG analysis program
Additional ECG function: Vectorcardiography

Data Acquisition

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: >140 dB (123 dB with AC filter disabled)
Input impedance: > 10 M Ohm @ 10 Hz, defibrillator protected
Patient leakage: < 10 µA
Pace detect: Orthogonal LA, LL and V6; 750 µV @ 50 µs

Communications/Storage

MUSE® CV system compatible via diskette, network (optional) or modem (optional)
MUSE CV Web compatible for retrieval view and printing of MUSE CV 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, 2×6
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, arrhythmia’s, ventricular ectopic/min counter, 3 to 15 waveforms, lead check torso and 12 leads, waterfall display, trends, tabular summary, stored ECG strips, interpretation, time-of-day clock, patient name, warning messages and prompts

Writer

Writer technology: “Instant” load, thermal dot array
Writer leads: 3, 6, 12 or 15 leads (standard, NEHB, Cabrera, configurable)
Writer speeds: 5, 12.5, 25 and 50 mm/sec (± 2%)
Writer sensitivity/gain: 2.5, 5, 10 or 20 mm/mV (± 5%)
Writer resolution: Horizontal 1000 lines/sec x 200 dpi dedicated local printing. 200 x 200 dpi generic printing
Paper type: Thermal, perforated, fan fold, 300 sheets/pack
Paper size: A size 214.63 x 280 mm (8.45 x 11 in) A4 size 210 x 297.5 mm (8.27 x 11.7 in)

Environmental Specifications

Power Requirements
Power supply: AC operation only
Operating voltage range: 90-135 VAC, 45-63 Hz, 2.8 A, 180-270 VAC, 45-63 Hz, 1.4 A
Power consumption: 350 W max (1200 BTU/Hr) <250 W normal (850 BTU/Hr) <30 W standby (100 BTU/Hr)

Operating Conditions

Temperature: +10 to +40°C (+50 to 104°F)
Humidity: 20 to 95% RH non-condensing
Pressure: 700 to 1060 Kpa

Storage/Transport Conditions

Temperature: 240 to +70°C (240 to 158°F) (paper discoloration may occur at high temperatures)
Humidity: 15 to 95% RH non-condensing
Pressure: 500 to 1060 Kpa

Physical Specifications

Height: 160 cm (63 in) with 17* monitor installed
Width: 76 cm (30 in) with paper tray removed, 104 cm (41 in) with paper tray
Depth: 86.5 cm (34 in)
Weight: 68 kg (150 lb) without monitor
86 kg (190 lb) with 17* monitor

Interfaces included:

Acquisition module
Keyboard (PS/2) and dedicated stress keypad (USB)
Mouse (PS/2)
Built-in thermal printer (USB)
Parallel printer port (LPT1) (only printers modified by GE Marquette are allowed to be installed)
10 Mbps Ethernet (10baseT or BNC) MUSE compatible
6 serial ports: (COM 1-2, COM A-D) – treadmill, BP, ergometer, SpO2, and modem
4 analog and 1 TTL (trigger) output – analog ergometer, camera synch., etc
Diskette drive: 3-1/2 in, 1.44 Mb
PC-compatible for data storage
CD-ROM drive: Readable, for software updates and on-line computer-based training