Burdick Quest Cardiac Stress Testing System

Size

• Dimensions: 60" x 25" x 34" (152 cm x 63 cm x 86 cm)
• Weight: 170 lbs. (78 kg)

Monitor

• Type: 15" High-resolution color with integrated touchscreen;
• Mount: User-adjustable tilt (•15°) and swivel (•90°);
• Content: 3, 4 or 6 ECG channels, real-time; information and alphanumeric data;
• Displayed Leads: User-selectable during a test; (3-, 4- and 6-channel); Waveform display •8 seconds per lead of ECG in 3-channel mode

Keyboard

• Main Keyboard: QWERTY layout;
• Ergometer Control: Dedicated keys for ergometer speed, grade, start and stop

Input/Output

• Digital I/O: RS-232 interfaces to treadmill, bicycle ergometer, and optional automatic blood pressure monitor; TTL pulse for QRS detection, 50 msec. delay;
• Analog Output: 4 user-selectable outputs

Standard Interfaces Optional

• Network: Ethernet 10baseT for full disclosure report storage and export of final report data using HL7 protocol or XML;
• Removable Media: Zip drive for full-disclosure test storage – compatible with 100 MB and 250 MB disks

Power

• Power Requirements: 115/230V AC +/- 10%, 2.5/1.25 A, 50/60 Hz nominal 300 VA max.

Chart Recorder

• Paper Type: Pre-grided thermal paper, Z-fold, 8.5" x 11" (US letter) or 210 mm x 300 mm (A4);
• Printout Device: 216 mm thermal dot array;
• Paper Speed: 10, 25, 50 mm/sec. +/- 2%;
• Printing Options: Multiple format ECG waveform and alphanumeric printing, diagnostic quality;
• Gain: 5, 10, 20 mm/mV +/- 5%;
• Frequency Response: 0.05 Hz to 150 Hz +/- 10%;
• Muscle Artifact Filter: User-selectable: Off, 20 Hz or 40 Hz; Baseline filter User-selectable: Off, 0.12 Hz or STABLE (meets or exceeds all 1990 AHA recommendations);
• Calibration Signal: 1.0 mV for 200 msec. +/- 5%

ECG Computations

• Heart Rate Computation: 8-beat average, 30 bpm to 250 bpm, updated every second
• ST Measurements: 20 sec. moving window with 10 sec. updates to the display and to reports;
• ST Parameters: Level, slope for 12 leads simultaneously;
• QRS Detection Channels: II, V2 and V5 with switching;
• Ectopic Detection: Ventricular arrythmias, unclassified;
• ST Reference: User-selectable: E-point (QRS onset), J-Junction (QRS offset), ST point (0 msec. to 100 msec., 5 msec. interval) with display/printout annotation

Protocols

• Preprogrammed: Manual, Bruce, Modified Bruce, Balke, Naughton, Ellestad, Kattus, Ramp, Astrand, Modified Astrand, Pharmacological;
• User-defined: 20 protocols with up to 30 stages each plus; Warmup and Recovery phases

Patient Module

• Dimensions: 1.3" x 4.3" x 3.8" (3.3 cm x 10.92 cm x 9.65 cm);
• Weight: <1 lb. (0.5 kg);
• Frequency Response: 0.05 Hz to 150 Hz, +10% to -30% (maximum);
• Defibrillation Protection: To 360 J, 5 kV;
• Common Mode Rejection: >120 dB at 60 Hz;
• Electrode Offset Tolerance: +/- 300 mV;
• Line Frequency Filters: User-selectable 50 Hz, 60 Hz or off;
• Noise: <30 μVpp;
• Pacemaker Pulse Indication: Per EC13;
• Input Channels: Simultaneous acquisition of 8 leads plus 4 derived leads;
• Defibrillation Recovery: Maximum recovery time is 8 seconds;
• Patient Connection: 10 replaceable leads

Exercise Stress Reports

• During Exercise: 12-lead or Average Complex with Trend Graphs (HR/BP, Single-lead ST, 12-lead ST, Side by side averages, Overlaid averages, 12-lead averages), Rhythm, Ectopic Beat, Event Identification;
• Final Report: User-selectable: Exercise Test Summary in tabular or narrative format; Average Complex Summary (Baseline, Maximum ST, Maximum Exercise); Trended Average Complexes (per minute or per stage); Trend Graphs (HR/BP, RPP, METS, Ectopics, 12 single-lead ST); Stress Report Form;
• Comments: Selectable, user-defined;
• Configurations: Up to 5 user-defined configurations with final reports and protocol selections

Ergometer Interface

• Treadmill: Dedicate a 110V 20 amp plug in. Dedicated serial RS-232C for TM55 or TM65; Bike Dedicated serial RS-232C for Treadmill Burdick supported bicycle ergometer

Ergometer Control

• Control Modes: Automatic or manual; Displays Workload in METs; Phase, Stage and Exercise; Test Time (ETT); Ergometer values for treadmill-grade in percent, speed in mph or kmh; for bike -workload in watts, speed in rpm
• Displays: Workload in METs; Phase, Stage and Exercise; Test Time (ETT); Ergometer values for treadmill-grade in percent, speed in mph or kmh; for bike -workload in watts, speed in rpm

Environmental Specifications

• Operating: Temperature 50°F to 104°F (10°C to 40°C);
• Relative Humidity: 15% to 95% non-condensing;
• Atmospheric Pressure: 525 mmHg to 795 mmHg (700 hPa to 1060 hPa)

Conforms to Standards

• EN60601-1-1; IEC 601-2-25; EN60601-1-2; ANSI/AAMI EC11, 1991

Safety

• IEC 601-1 Type CF Defibrillator Proof