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Biomedical Engineering Design Projects

Pain Probe

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Project Overview

To build an apparatus which helps to measure the pain sensitivity in patients with a chronic pain condition, fibromyalgia, in order to better understand what causes the mysterious condition. When a subject’s hand is subjected to warm and cool sensations within close proximity, the brain registers this as pain. The device should use an alternating hot/cold thermal grill to create this pain sensation without actually harming the patient. It is important that the thermal components are able to reach the desired temperature almost instantly.

Thermo Grill

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Project Status

We have finished our prototype and the poster presentation.

Progress Report Archive.

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Project Timeline

Week Reporting Period Beginning Activities
1 January 23 Meet with client, brainstorm.
2 January 30 Create PDS, continue brainstorming.
3 February 6 Met with Professor Klein, a thermodynamics professor.
4 February 13 Met with Professor Martin, another thermodynamics professor.
5 February 20 Decide on final design.
6 February 27 Complete rough draft of report and oral presentation.
7 March 5 Oral presentation, complete final copy of mid-semester paper.
8 March 12 Research companies for material purchase.
9 March 19 Spring Break
10 March 26 Met with Professor Webster, researched materials to use for the hot component.
11 April 2 Met with Professor Webster and found a circuit to use for controlling the temperature of the hot device.
12 April 9 Met with Professor Martin, researched temperature coefficient of resistivity for stainless steel, and used heat transfer calculations to determine values of resistors needed and size of the hot component.
13 April 16 Ordered copper rods, power op-amp, and stainless steel sheet.
14 April 23 Built cold component of the design.
15 April 30 Finished prototype and poster presentation

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Presentations and Reports

doc icon Product Design Specification (PDS) (Mar 4 2004, 28 kb)
ppt icon Mid-Semester Presentation (Mar 4 2004, 901 kb)
doc icon Mid-Semester Paper (Mar 11 2004, 184 kb)
ppt icon Poster Presentation (May 5 2004, 311 kb)
doc icon Final Paper (May 5 2004, 1609 kb)

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Contact Information

Project Team

Project Advisor and Client

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Owner: Willis Tompkins, Ph.D.
Author: Jeff Swift
Created: Feb 6 2004
Content updated: May 5 2004

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