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Table 1 Physiological data of the cerebral circulation

From: A computational model study of the influence of the anatomy of the circle of willis on cerebral hyperperfusion following carotid artery surgery

No.

Arterial segment

L[cm]

r 0[cm]

r 1[cm]

c 0[m.s-1]

R T [mmHg.s. ml-1]

5

R. common carotid

17.7

0.400

0.370

5.92

-

11

L. common carotid

20.8

0.400

0.370

5.92

 

6/16

R./L. vertebral

13.5

0.150

0.136

11.9

-

39/48

R./L. ext.carotid I

4.10

0.200

0.150

8.90

-

40/47

L./R. int. carotid I

17.6

0.250

0.200

7.90

-

56

Basilar

2.90

0.162

0.162

9.33

-

57/71

R./L. PCA I

0.50

0.107

0.107

12.93

-

58/70

R./L. PCA II

8.60

0.105

0.105

13.13

39.13

59/69

R./L. PCoA

1.50

0.073

0.073

17.24

-

60/68

R./L. int. carotid II

0.50

0.200

0.200

8.26

-

61/67

R./L. MCA

11.90

0.143

0.143

10.23

19.21

62/66

R./L. ACA I

1.20

0.117

0.117

12.03

-

63/65

R./L. ACA II

10.30

0.120

0.120

11.77

38.75

64

ACoA

0.3

0.100

0.100

17.08

-

72/73

L./R. ext.carotid II

6.10

0.200

0.200

8.53

-

74/75

L./R. sup. thy. asc. ph. lyng. fac. occ.

10.10

0.100

0.100

16.57

225.6

76/77

L./R. superf. temp.

6.10

0.160

0.160

9.62

-

78/79

L./R. maxillary

9.10

0.110

0.110

15.09

188.0

80/81

L./R. superf. temp. fron. bran.

10.0

0.110

0.110

15.09

188.0

82/83

L./R. superf. temp. pari. bran.

10.1

0.110

0.110

15.09

188.0

  1. Here, r 0 and r 1 denote the proximal and distal radii of an arterial segment, c 0 is the pulse wave velocity at the middle of each arterial segment at the reference state (A 0, U 0), R T is the total distal vascular resistance corresponding to each efferent artery.