Vatech Premium PAX-i3D, User Manual

Page: 172 / 204

16. Appendices
166 PaX-i3D Green Premium™ User Manual
16.2 X-ray Dose Data
16.2.1 DAP (Dose Area Product)
Dose Area Product (DAP) is a quantity used in assessing the radiation risk from
diagnostic X-ray examination procedures. It is defined as the absorbed dose multiplied
by the area irradiated, expressed in gray square centimeters (mGy·cm
2
). Despite
limitation, Dose Area Product (DAP) is the best way to predict effective dose value and
currently the most convenient method for patient doses monitoring.
HPA recommends that any national reference dose that achievable dose (DAP)
value of 250 [mGy · cm
2
] for clinical protocol for a standard male patient.
Standard
National
Deviations
Terminology Permissive Range
HPA (GBR)
DAP
(Pano and CT )
CT : ≤ 250 mGy ·cm
2
(Basis of single implant)
PANO : ≤ 93 mGy ·cm
2
(Adult) / 67 mGy·cm
2
(Child)
AERB (IND) Dose
All dose values must be within ± 20 % of the
SPECIFIED values
DAP (Dose Area Product) Calculation
When you need more information on DAP measurement procedures or
test results for the equipment, please contact VATECH service center
or your local VATECH representative and get assistance from
VATECH -authorized technicians