Table 1 Celesteion: major CT technical characteristics

Scan mode

Helical, conventional, dynamic, scanogram

Aperture (cm)

90

Maximum scan field of view (cm)

70

No. of slices per rotation

1–16

Nominal slice width (mm)

0.5, 1, 2, 3, 4, 6, 8

Tube voltage (kV)

80, 100, 120, 135

Tube current (mA)

10–600 in 10-mA increments

Detector material

Solid state

No. of elements along Z-axis

16

No. of detectors per row

994

Total effective length of detector array at isocenter (mm)

32

Variable scan speed (s)

0.5–1.5

Helical pitch

Detailed (11)

Standard (15)

Fast (23)

Max coverage (s/m)

10.9 (2 mm × 16 rows, HP:Fast, 0.5 s/rot.)

Maximum continuous scan time (s)

100

Helical interpolation algorithms available

MUSCOT and TCOT+ (helical)

Heat capacity (MHU)

7.5

Maximum power (kW)

72