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elektrofisiologi jantung dan elektrokardiogram
elektrofisiologi jantung dan elektrokardiogram
NsMarisa
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30 slides
Oct 17, 2025
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About This Presentation
ekg dasar
Size:
2.38 MB
Language:
none
Added:
Oct 17, 2025
Slides:
30 pages
Slide Content
Slide 1
ElektrofisiologiJantung
danElektrokardiogram
PelatihanKardiologiDasar
RSUP Dr. Sardjito
2024
Slide 2
Outline
SistemKonduksiNormal
Mekanismeelektrofisiologijantung
AktivitasListrikJantungdanEKG
EKG 12 sadapan
Slide 3
PembentukanGelombangElektrokardiogram
•Kontraksidanrelaksasiototjantungterjadisebagaiakibatdariperubahanlistrik-
depolarisasidanrepolarisasi.
•Elektrodayang menempelpadakulitpadatungkaidandindingdadadapat
merasakanaktivitaslistrikinidanmengirimkannyakeelektrokardiogram.
•Elektrokardiogramkemudianmengubahinformasiinimenjadibentukgelombang
Slide 4
SistimKonduksiNormal
Sinoatrialnode
AV node
Bundle of His
Bundle Branches
Purkinje fibers
Slide 5
Mekanisme Elektrofisiologi Jantung
Slide 6
Depolarisasi Repolarisasi
Slide 7
Electrical Activity of Heart and ECG
Slide 8
SiklusJantung
Slide 9
IramaSinus
Slide 10
SiklusJantungpadaEKG Normal
Slide 11
Pacemakers of the Heart
•SA Node -alatpacujantungdominandengankecepatanintrinsik60 -100
denyut/menit.
•AV Node -alatpacujantungcadangandengankecepatanintrinsik40 -60
denyut/menit.
•SelVentrikel-alatpacujantungcadangandengankecepatanintrinsik20 -45
bpm.
Slide 12
12 LEAD ECG
•Pentinguntukmelihat
bahwaberbagai
petunjuk"melihat" hati
dariarahyang berbeda.
Slide 13
12 LEAD ECG
Slide 14
Rekaman12 Lead : 6 Lead Ekstremitas
Slide 15
Sadapan Prekordial
Slide 17
Mekanisme Pembentukan Gelombang QRS
Slide 18
EKG Normal
Slide 19
The ECG Paper
•Horizontally
–One small box -0.04 s
–One large box -0.20 s
•Vertically
–One large box -0.5 mV
Slide 20
•Kecepatan grafik (dengan menekan tombol 5 mm/s, 25 mm/s, and 50 mm/s); dan
•Sensitivitas (dengan menekan tombol 5 mm/mV, 10 mm/mV, and 20 mm/mV);
Pengaturan Menu
Slide 21
Standard
Calibration
Slide 22
ECG normal in paper speed 50 mm/s
Slide 23
Normal Ampiltude Calibration
Slide 24
Over Amplitude Calibration
Slide 25
PosisiElektroda
Slide 27
Penempatan
SadapanPrecordial
Slide 28
Special Situations
Slide 29
Special Situations
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