EE 471 – BIOMEDICAL
INSTRUMENTATION
Prerequisites: EE 312
312,, PHY 372
Overview
• Use off Technology
T h l
in Medicine
d
(diagnosis,
d
therapy, and treatment)
• Biomedical Engineering fields (multi-disciplinary
nature))
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–
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–
–
Bio-Mechanical
Bio-Electrical
Bio
Electrical
Bio-Chemical
Rehabilitation
Clinical Engineering
-Bio-Material
-Tissue
Tissue Engineering
-Medical Imagine
-Genetics
Genetics
Biomedical Models for Diagnosis
Body
d Signal
Sensor
Signal Processing
Output
Di
Diagnosis
i
Signals Generated in the Body
•
•
•
•
•
•
•
•
•
Heart ffunction
H
i  ECG
Brain function  EEG
Muscle function  EMG
y function ERG
Eye
Nerve function ENG
Bloodd flow
w
Heart sounds
Temperature
Body liquids and fluid components
Sensors
• Convert body signals into electricity
–
–
–
–
–
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Electrodes
Thermostats, thermo-couples and Mercury
Photo sensors
Piezo-electric crystals for displacement
Chemical Reagents
Radiation sensors
Signal Processing and Output
• Process converted signal
– Amplify
p y
– Filter
– Transform
• Generate output for diagnosis
– Number
– Image
Safety Precautions
• Electrical Safety
• Mechanical Safety
• Preventive Maintenance and Calibration
Examples of Instrumentations
• ECG Amplifier
• Blood Pressure Monitors
• Your contribution
General Information
• Instructor
Instructor:: Nazeeh Alothmany, PhD
Office: 42A,
42A,, room: 313A
313A
webpage: www.nothmany.kau.edu.sa
email nothman
email:
nothmany@kau.edu.sa
nothmany@kau.edu.sa
@ka ed sa
• Lab engineer:
engineer: Eng. Ahmed Beshir Trigui
• Textbook: Webster, J.G. (ed) Medical
Medical
Instrumentation: Application and Design 3rd ed.
ed
John Wiley & Sons, 1997
Course contents
•
I
Instrumentation
i
•
•
•
•
•
•
•
Bio-potential amplifiers
BioBlood p
pressure and sound
Measurement of blood flow and volume
Measurements of the respiratory system
Engineering Ethics
Introduction to therapeutic devices
Diagnosis
• Clinical Laboratory instrumentation
• Chemical biosensors
•
•
Electrical safety
Term paper presentations
Grading
•
•
•
•
•
•
•
•
M i Q
Morning
Quizzes
i
Quizzes
Homework
Midterm
Term paper
Lab performance
performance, reports and projects
Final Exam
Bonus
B
Project
P j
5%
10%
10%
10%
10%
15
15%
%
10
10%
%
15%
15
%
35
35%
%
5%
Grading
• Incomplete
I
l Lab
L b will
ill result
l in
i an IC course grade
d
• Not obtaining your own ECG Zero grade in
l b
lab
• Not submitting homework
homework -50 points
• Morning Quizzes in the 1st 5 min of every class
–1p
point for the correct answer
– 0 points for the wrong answer
– -1 p
points for no submission
Term paper
1 Comparing
1.
C
i El
Electrical
i l SSafety
f or preventive
i maintenance
i
procedures of a local hospital with international standards
2 Design your own experiment to explain a physical/electrical
2.
phenomena
p related to a device or a signal
g of interest
3. Topic
–
–
–
–
Do a literature survey on principle of operation and past use.
Discuss current (maybe future) application
Compare the specifications for two local suppliers and chose a device
that matches your predetermined needs
Organization:
•
Abstract,
b
Introduction,
d
Method,
d Results, ddiscussion, conclusion, references
– Power point presentation at the end of the term
Bonus Project
• Invite a guest speaker for a presentation
– One student p
per p
project
j
– Explore local resources (Universities, Companies,
Hospitals ..etc)
etc)
– Topics related to Biomedical Instrumentation
– Concept
C
b
behind
hi d the
h iinstrument, ffeatures iin the
h
instrument, maintenance procedures, and
comparison
i
between
b
diff
different brands
b d in
i llocall
market.
International and local Standards
• SSearch
h ffor internationall standards
d d ffor Electrical
l
l
safety or preventive maintenance in a hospital
department
• Chose one local hospital
p
• Compare procedures applied in the hospital with
international standards
• Give your recommendations to the hospital in
f
form
off a report
• Bonus two points
Design your own Experiment
• Chose Physical/Electrical/Biomedical/Chemical
p
theoryy or concept
• Think of yourself as an instructor who wants to
explain the concept
• Design an experiment that explains the concept
to your students
• Develop the handouts to be given to students
• Bonus two points
Topic related to a device or a signal
of interest
•
•
•
D liliterature survey on principle
Do
i i l off operation
i andd past use.
Discuss current (maybe future) application
C mp r th
Compare
the specifications
p ifi ti
fforr ttwo llocall suppliers
ppli r and
d chose
h
a
device that matches your predetermined needs
Organization:
•
–
–
–
–
–
•
Abstract
Introduction
Method
h d
Results, discussion, conclusion
references
Power Point Presentation at the end of the term
• Deadline for Topics is one week before Hajj
Vacation