BYM 501 E Fundamentals of Biomedical Engineering Electrophysiology

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BYM 501 E Fundamentals of Biomedical Engineering Electrophysiology of The Eye Prof. Dr. Inci

BYM 501 E Fundamentals of Biomedical Engineering Electrophysiology of The Eye Prof. Dr. Inci Çilesiz Emre Beycan, 504181406 [email protected] com 14. 10. 2019

OUTLINE • HISTORY • ANATOMY OF THE EYE • WHAT İS ELECTRORETINOGRAM (ERG) •

OUTLINE • HISTORY • ANATOMY OF THE EYE • WHAT İS ELECTRORETINOGRAM (ERG) • INTERPRETING ERG RESULT • REFERENCES • QUESTIONS • THANKS

HISTORY • 1865: Alarik Frithiof • 1877: Holmgren, James Dewar • 1908: Einthoven &

HISTORY • 1865: Alarik Frithiof • 1877: Holmgren, James Dewar • 1908: Einthoven & Jolly • 1941: Lorin Riggs • 1967: Ragnar Granit • 1989: ISCEV standards • 1992: Erich Sutter

ANATOMY OF EYE • The most advanced organ • Cornea • Iris (colored part)

ANATOMY OF EYE • The most advanced organ • Cornea • Iris (colored part) • Lens • Cilliary muscle • Retina • Nervous Opticus

WHAT IS THE ELECTRORETINOGRAM (ERG)? • The most metabolically active tissue • Diagnose •

WHAT IS THE ELECTRORETINOGRAM (ERG)? • The most metabolically active tissue • Diagnose • Was takin 20 -30 min ---- in a minutes. • Pediatric measurement • LKC device video https: //www. youtube. com/watch? v=6 QKm. Nde. Kx. H 8

WHAT IS THE ERG? -Ag-Ag/Cl Electrodes -Rods & Cones -Contact Lens ERG measurement design

WHAT IS THE ERG? -Ag-Ag/Cl Electrodes -Rods & Cones -Contact Lens ERG measurement design and electrode

INTERPRETING THE ERG RESULT • A-wave • B-wave • C-wave • D-wave

INTERPRETING THE ERG RESULT • A-wave • B-wave • C-wave • D-wave

REFERENCES • http: //www. infantvision. org/electroretinogram-erg. html • https: //www. umkelloggeye. org/conditions-treatments/anatomy-eye • https:

REFERENCES • http: //www. infantvision. org/electroretinogram-erg. html • https: //www. umkelloggeye. org/conditions-treatments/anatomy-eye • https: //eyewiki. aao. org/Electroretinogram • Marty Lozzo, Rectifier Selection, Operation&Maintenance, 2007

ASK NOW!! OR BE QUIET TILL FOREVER!!

ASK NOW!! OR BE QUIET TILL FOREVER!!