Engaging Engineering Technology Students in Heat Stress Related Research: Medical Device Design and

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Engaging Engineering Technology Students in Heat
Stress Related Research Medical Device Design
and Development

• Michael D. Whitt, PhD
• Rodney G. Handy, PhD, CIH

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National Health ExpendituresGDP Relationship
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Growth in National Health Expenditures
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Physiological MeasurementsDiagnostics Early
Detection

• Cardiovascular Disease
• Stroke
• Coronary Artery Disease Peripheral Artery
  Disease
• Congestive Heart Failure
• Cancer
• Risk Factors
• Early Detection
• Heat Stress
• Heat Cramps
• Heat Exhaustion
• Heat Stroke

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Engineering TechnologyModeling

• Analysis of Variance (ANOVA)
• Independent Variable/Dependent Variable
• Physiological Applications
• Physiology
• Fundamental Understanding of Systems
• Signal Processing
• Transducers
• Electrodes
• Amplifiers

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Wet Bulb Globe Temperature (WBGT)RSS-214 Heat
Stress Monitoring System (AFC International, Inc.)

• WBGT Requirements
• Black Globe Thermometer (GT)
• Dry-Bulb Temperature (DB)
• Globe Temperature (GT)

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WBGT CalculationsNWB National Wet-Bulb
TemperatureDB Dry-Bulb TemperatureGT Globe
Temperature

• Outdoors with solar loading
• WBGT 0.7NWB 0.2GT 0.1DB
• Indoors or Outdoors with no solar loading
• WBGT 0.7NWB 0.3GT
• Acclimatization/Individualized Responses
• Not incorporated

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Educational Tool
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Biopac Systems Inc.Starter System for Desktop
and Notebook PCs (USB)Part MP100WSW
System includes 1 High performance data
acquisition unit MP100ACE 1 Universal interface
module UIM100C  1 AcqKnowledge software for
Windows with digital manuals (searchable PDF
files) ACK100W 1 Analog and digital connection
cable set (2 cables) CBLS100 1 serial connection
cable (MP100 to computer) CBLSERA 1 Windows USB 
adapter USB1W 1 12V Power transformer with cord
(specify USA or EURO) AC100A
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Biopac Sample DataRaw Cardiovascular Data
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Biopac Sample DataMultiple Inputs
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Biopac Sample DataAnalysis Fast Fourier
Transform
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Arterial Pressure-Area CurveResult of Biopac
Data Acquisition
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Conclusions

• Opportunities exist in Medical Device Design and
  Development
• Engineering Technology Students have fundamental
  background to develop marketable skills in this
  area
• Stress importance of understanding systems and
  modeling
• Proper educational tools are imperative