Stress Test System (TMT Machine) (Model No. HV-ST-204)

Stress Test System (TMT Machine) (Cardiac Stress Test System)                                          

• Assessment of inotropic competence and arrhythmias.
• Evaluation of physical capacity and effort tolerance.
• Evaluation of the functional severity of CAD.
• Designed for heavy workload.
• Evaluation of exercise-related symptoms.
• Assessment of the response to medical interventions.  

• Standardized algorithm for R wave detection. 
  
• Real time and retrospective J point and iso-electric identification.
• Risk predicting Duke treadmill score.
• Detection of leads off and arrhythmias.
• User selectable multiple display and report format.
• Automatic stage printout facility at the end of each exercise.

Unbeatable Waveform Accuracy
Offers frequency response from 0.05 Hz to 100 Hz with proprietary hardware  conforming to stringent international specifications for noise level, CMRR and linearity with most sophisticated Right Leg Circuitry supported with complete optical isolation and strong software algorithms give unbeatable waveform accuracy.                              

True Medians  

True Statistical Medians updated every 10 seconds using our proprietary Infinite Time
Correlated Response (ITCR) Algorithms. Facility for Marking Events such as chest pain, leg pain, dyspnea, angina etc. 

Treadmill

• Equipped with high torque AC motor and digitally controlled drive system.
• Smooth noise free elevation.
• Emergency stop with alarm.
• Low-to-the floor, anti skid side strips, cushioned deck for patient comfort and safety.
• Natural walking/running sensation with no lag time.

Technical Specifications:

ECG
Acquisition : Simultaneous 12 leads, 14 bits
Sampling Rate : 3600 samples/ sec
Input Impedance : > 100M ohms
Time Constant : 3.2 Sec
CMRR : > 100 dB
Patient Leakage : < 10μA
Frequency Response : 0.05 Hz to 100 Hz
Digital Filters : 50Hz, muscle tremor 20, 35 or none
Base line Correction : DSP technique to remove ECG wandering
Sweep Speed : 5, 12.5, 25, SO and 100mm / sec
Sensitivity : 0.25, 0.5, 1.0, 2.0 and 4.0 cm/ mV
ECG Computations
Calculated Parameters : ST-Level, ST-Slope, HR, METS, Axis etc.
Fiducial Points : Auto/ Manual
Enlarged median lead : Configurable
Median update Interval : 10 seconds
HR Computation : 6 beats, updated every second
Protocol
Standard : Bruce, Modified Bruce, Balke, Ellestad, Naughton 
Custom : Unlimited customized protocols can be created
Display
Display Resolution : 1024 x 768 pixels
ECG Display format : 4 leads+ medians+ enlarge median, 6x2 leads+ medians, 12 leads+
medians+ Enlarge median, 3x4 + R lead, Static linked medians+ R, 121eads (3.2 / 10 sec)
Data display : HR, Target HR, BP. Stage Time, Test Time, Speed, Grade, METS, Protocol
Name, Protocol Stage, STL, STS and Patient Information etc.
Full Disclosure : Beat-to-Beat ECG record
Event Marker : Yes
Printing
Printer : Laser or Desk Jet
Paper Size : A4 size
Reports
Online : 12L + Medians, Linked Medians, 3x4 +R, 12 Linked Medians+ Enlarge Median, Summary 
Auto report : Online Reports, 6L Frontal, 6L Precordial, 12L Rhythm, Average, 12L+
Comparison, Trends, ST Tables, Comparison
Offline : All of the above, Linked Medians Summary, Total Disclosure
Connectivity
Export/ communication : PDF, TCP/ IP, DICOM (optional)
Network Interface : File storage, Distribution and E-mail   
Treadmill                                  
Speed : 0.1 to 9.3 mph
Elevation : 0 to 22 %
Belt drive motor power : 2 HP AC Motor
Conveyer Belt : Anti skid
Safety : Optical isolation, Emergency stop
Communication : RS 232
User capacity : 250 Kg
Walking area : 1520 x 510mm
Dimension : 2180 x 815 x 1165 mm (L x W x H)
Weight : 145Kg
Operating conditions
Operating Temperature : 10°c to 50°C
Storage Temperature : 0°C to 40°C
Relative Humidity : 15 to 90% non condensing
Cart dimension : 1070(H) x 780{W) x 435(D) mm
Standard Kit
Treadmill, Acquisition Box, Patient Cable, A4 size paper set, Disposable Electrodes, User Manual, Software CD and Trolley.