Norco, CA May 23, 2006 -- Corona Norco Unified School District freshman Shay Edwards won second place in this year’s annual California State Science Fair.
His entry titled, ‘Thermographic Assessment Of Cold Stimulation On Autonomic Vascular Reactions – Is Thermal Imaging A Useful Tool In Assessing Vascular Reactions?’ was chosen from more than 900 middle and senior high school students during the final round of statewide competition.
In order to compete at the State level, students must first qualify at the regional level before advancing to the State Fair. Edwards won the Sweepstakes Trophy in the Senior Division at the 4 county regional fair on April 19 qualifying him for the State competition for the 4th year in a row.
This year, there were 825 entries from a base of 82,000 students all competing for one of the 71 slots to advance onto the State Fair.
On May 23 the students presented their projects to a panel of 6 research scientists, college professors and professionals. Shay won second place and $250 in the Senior Division Mammalian Biology category with his project.
Project Title: Thermographic Assessment of Cold Stimulation On Autonomic Vascular Reactions
Objective: The objective of this study is to determine the potential usefulness of thermal imaging technology to evaluate and monitor autonomic vascular reactions, and to establish whether thermal imagery can be used to effectively detect pre-clinical stages of circulatory problems.
Materials and Methods: To test my hypothesis as to the effectiveness of thermography as a useful tool for assessing autonomic vascular reactions a cold stimulation test was preformed on 60 participants using a radiometric thermal imager.
The participants included diabetics, smokers, and a normal/control group (no known health issues). The test consists of participants placing their left hand in 62ºF ± 2º water for 20 minutes while the right hand was placed on a wood surface. The participants were also asked to keep the left hand moving while it was submerged in the cool water. Participants were also asked to keep their right hand in a flat comfortable position and to keep movement to a minimum. A thermal image was recorded of the right hand every 5 minutes starting with a preliminary test image.
Results: Three groups of people were clearly defined by the thermal imager. The diabetic group had no visible thermographic finger tip change while the overall average temperature did decline slightly by an average of 2°F. The smoker group had an extremely mottled and uneven thermographic appearance of all fingers and hand with a slight decline initially in temperature while rising 2°F and holding constant until the end of the 20 minute test period. The normal/control group’s thermographic assessment of the circulatory system showed that the right hand was significantly affected, with a steady decline in surface temperature as much as 10°F (average of 8°F± 2°) and beginning with very visible thermographic finger tips to almost non visible appearance at the end of the 20 minute test period.
Shay Edwards, left, confers with Chris Seffrin,
center, and Jim Seffrin, right at IR/INFO 2006.
Shay Edwards, left, confers with
Jim Seffrin, right at IR/INFO 2006.
Conclusions/Discussions: Using three defined groups amazingly showed clear differences in circulation. The data from the test supports my hypothesis that thermal imaging can be a useful tool for examining circulation.
Summary Statement: Thermography simply identifies thermal anomalies using an infrared imager. This research proves that thermal imaging can be used effectively to detect pre-clinical stages of circulatory problems
If you wish to send a word of encouragement, or to request your images and assessment sheet, you may send Shay an e-mail.
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