Scanner User Manual

222
Children
ExtrHR_Baby
Indications:
Spiral mode for high resolution extremity studies, e.g.,
post-traumatic changes, tumors, malformations, etc.
A range of 10 cm will be covered in 27 sec.
* The conversion factor for an 8-week-old child, and a
scan range of the knee of 100 mm was used.
ExtrHR
kV 80
Effective mAs 50
Rotation time 1.0 sec
Slice collimation 1.0 mm
Slice width 1.25 mm
Feed/Rotation 4.0 mm
Pitch Factor 2.0
Increment 0.8 mm
Kernel B70s
CTDIVol 1.38 mGy
Effective dose Male: < 0.01 mSv*
Female: < 0.01 mSv*
C2-025.630.01.01.02_APPLICATIONGUIDE_SPIRIT.book Page 222 Friday, April 8, 2005 9:55 AM