using a catheter to distiniguish between rf ablated and unablated cardiac tissue
Post on 23-Feb-2016
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Using a catheter to distiniguish between RF ablated and unablated cardiac tissue
Samson Phan
310 320 330 340 350 360 370 380 390 4000
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Time
Vol
tate
Out
put [
V]
Inside Preload 1
Inside Preload
260 270 280 290 300 310 320 330 340 350 3601
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
Time
Vol
tate
Out
put [
V]
1300 1400 1500 1600 1700 1800 1900 2000 2100 2200
1
2
3
4
5
6
7
8
9
x 10-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
Inside Preload
260 270 280 290 300 310 320 330 340 350 3601
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
Time
Vol
tate
Out
put [
V]
Inside Cooked
2540 2550 2560 2570 2580 2590 2600 2610 2620 26300.5
1
1.5
2
X: 2596Y: 0.7871
Time
Vol
tate
Out
put [
V]
1400 1500 1600 1700 1800 1900 2000 21001
2
3
4
5
6
7
8
9
10x 10
-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
1400 1500 1600 1700 1800 1900 2000 2100 22000
1
2
3
4
5
6
7
8
9
x 10-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
810 820 830 840 850 860 870 880 8900.5
1
1.5
2
X: 808Y: 0.7937
Time
Vol
tate
Out
put [
V]
Inside Cooked Preload 1
310 320 330 340 350 360 370 380 390 4000
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Time
Vol
tate
Out
put [
V]
Inside Preload 1
1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200
0
2
4
6
8
10x 10
-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
1200 1400 1600 1800 2000 2200 24000
1
2
3
4
5
6
7
8
9
10x 10
-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
Outside
600 800 1000 1200 1400 1600 1800 2000 2200 2400
0
10
20
x 10-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
230 240 250 260 270 280 290 300 310 3200
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Time
Vol
tate
Out
put [
V]
Outside1
70 80 90 100 110 120 130 140 150 160
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
Time
Vol
tate
Out
put [
V]
1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
0
1
2
3
4
5
6
7
8
9
10x 10
-5 Single-Sided Amplitude Spectrum of y(t)
Frequency (Hz)
|Y(f)
|
k-2k-1k
Conclusions
Cooking effects• Stiffer• System becomes even more
damped
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