Patrick MeridaBME 281 Fall 2013

Dr. Burbank Elderly

◦ Sedentary lifestyle vs Network◦ Falls and Balance

Formerly AAVID (Activity Analyzer with Voice Individualized Direction)

Monitor motion and provide feedback

Retrieve from Dock and Set time

Record activity in 5 min increments◦ Play message after inactivity (ex)

Return to Dock, adjust settings, send data

PIC 18F4525 (EEPROM 256 to 1kb)◦ Software Adjustment

VR Chip Speaker and Microphone Accelerometer LIS302DL

◦ Drift – Age/Orientation◦ Average filter serve as threshold◦ Adjusted Periodically

Kyle Rafferty, Timothy Alberg, Ron Greene MPLab◦ Data Storage◦ 3 bytes (Score:Hour:Min) to1 ½ (MSB and LSB)

Set up for Scroll and Select Button LCD – Time/Messages/Play Times/Send

Data/Sensitivity

Data sent to PIC◦ Orientation (XY vs Z)◦ Discontinuities from baseline

IRB (Institutional Review Board)◦ Ethics Committee◦ Control vs Test

Copious Documentation / Negligence Find Center for Testing

◦ Tested vs Target◦ Interval

International Electrotechnical Commission◦ Medical Electrical Equipment

60601-1

No Feedback Generic feedback

Exercise Regimen

Sound Quality Filter (Volume/Tone)

Adjust Orientation

Size◦ Pros and Cons

Bluetooth (snapshot)◦ App?

Accelerometer Preference of Exercise Fall detection (currently patented)

◦ Call vs Notification Healthy Meal Instruction Medication Reminders

http://www.ele.uri.edu/courses/bme484/ http://www.ncbi.nlm.nih.gov/pubmed/23021800 P.M Burbank and D. Riebe. Promoting Exercise

and Behavior Change in Older Adults: Interventions and Transtheoretical Model. NY: Springer, 2002.

K. Rafferty, T. Alberg, H. Green, Y.Sun, and P.M. Burbank.

Development of an Activity Analyzer with Voice Directions for Exercises. 38th Annual Northeast Bioengineering Conference, Temple University, Philadelphia, PA, March 16-18, 2012