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Table 1 Modeling of the BrainLAB Imaging couch top (ICT) in the Philips Pinnacle 3 treatment planning system using different combinations of carbon fibers (CF) and foam densities (F) for 10 cm × 10 cm field size

From: A validation of carbon fiber imaging couch top modeling in two radiation therapy treatment planning systems: Philips Pinnacle3 and BrainLAB iPlan RT Dose

 

Pinnacle3 treatment planning system predicted dose (cGy)

Angle

Measured dose (cGy)

No Couch

CF0.6

CF0.5

CF0.46,

CF0.46

CF0.6

CF0.55

CF0.7

   

F0.02

F0.03

F0.05

F0.1

F0.1

F0.03

F0.1

180

89.3

90.5

88.4

89.1

88.5

87.7

86.8

88.7

86.4

170

89.0

89.8

88.1

88.7

88.1

87.3

86.5

88.4

86.0

160

87.9

89.4

87.2

87.8

87.2

86.4

85.5

87.5

85.1

150

85.9

87.3

85.6

86.2

85.5

84.6

83.7

85.9

83.4

140

82.4

84.6

82.1

82.8

82.2

81.1

80.1

82.5

79.7

130

76.7

80.1

76.9

77.7

77.0

75.8

74.6

77.3

74.1

120

67.5

72.3

68.2

69.2

68.3

67.0

65.6

68.7

65.1

110

58.0

61.4

57.4

58.3

58.0

57.3

56.0

57.9

55.8

100

64.5

63.9

63.9

63.9

63.9

63.9

63.9

63.9

64.1