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Table 4 Cross-sectional areas and pressure drops for 7subjects with bronchus stenosis before and after bronchial stent implantations

From: Numerical analysis of airflow alteration in central airways following tracheobronchial stent placement

Subject

 

Cross-sectional area (cm 2)

Pressure drop (Pa)

  

Inlet*

Right primary bronchus

Left primary bronchus

Outlet 1

Outlet 2

Outlet 3

Inlet

Right primary bronchus

Left primary bronchus

1

Before

2.94

2.72

1.48

1.06

1.89

0

0.65

0.28

0.40

 

After

2.40

2.44

2.20

0.96

1.92

0.89

0.35

0.17

0.23

2

Before

2.77

0.23

1.62

0.97

1.06

1.82

1.05

0.31

0.19

 

After

3.00

0.64

1.31

0.84

0.91

1.73

1.17

0.07

0.09

3

Before

3.38

2.50

2.46

0.79

1.00

1.11

0.50

0.33

0.39

 

After

2.89

2.83

1.91

0.98

0.96

0.69

0.50

0.34

0.38

4

Before

2.17

0.75

1.85

0

0

1.59

2.12

2.05

1.82

 

After

2.44

0.76

1.67

0.07

0.45

1.66

1.74

1.57

1.45

5

Before

2.80

1.59

2.00

0

0.84

1.60

0.89

0.57

0.47

 

After

2.58

1.03

0.99

0

0.45

1.25

3.36

2.44

2.79

6

Before

2.65

1.75

1.59

0.48

0.71

2.02

0.54

0.44

0.30

 

After

2.34

1.56

1.27

0.44

0.44

1.77

0.83

0.64

0.41

7

Before

2.95

1.80

1.97

0.42

1.14

0

1.05

0.62

0.82

 

After

2.80

1.66

1.27

0.36

1.40

1.21

0.62

0.29

0.38

Average

Before

2.84

1.62

1.85

0.53

0.94

1.16

0.97

0.65

0.62

 

After

2.63

1.56

1.51

0.52

0.93

1.31

1.24

0.78

0.81

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Experimental Hematology & Oncology

ISSN: 2162-3619

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