Owandy Radiology Ow-RX, User Manual

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USER MANUAL
Specification of the intended use
Ow-RX
(Rev. 6)
4
2.3 Typical doses delivered to the patient during
intraoral examinations
The dose ranges delivered by Ow-RX to the patient during intraoral
examinations are given in the table below.
The actual value depends on the type of receptor selected (film, digital
sensor, phosphor plate) and on the focus-to-skin distance (20 cm without
optional collimator cone, 30 cm using optional collimator cone).
The range are given for the 3 patient sizes and for the 3 high voltage
values selectable.
Tooth
HV
[kV]
Patient size
Small Medium Large
Dose [mGy] Dose [mGy] Dose [mGy]
Incisive
60
0,29 to 0,65 0,29 to 0,78 0,46 to 1,04
Canine
0,29 to 0,65 0,29 to 0,78 0,46 to 1,04
Premolar 0,34 to 0,78 0,34 to 0,98 0,52 to 1,31
Lower molar
0,46 to 1,04 0,46 to 1,17 0,69 to 1,57
Upper molar
0,57 to 1,31 0,57 to 1,44 0,86 to 1,96
Anterior bitewing
0,29 to 0,65 0,29 to 0,78 0,46 to 1,04
Posterior bitewing 0,57 to 1,31 0,57 to 1,44 0,86 to 1,96
Incisive
65
0,25 to 0,56 0,25 to 0,67 0,39 to 0,89
Canine
0,25 to 0,56 0,25 to 0,67 0,39 to 0,89
Premolar
0,30 to 0,67 0,30 to 0,84 0,44 to 1,12
Lower molar
0,39 to 0,89 0,39 to 1,01 0,59 to 1,34
Upper molar
0,49 to 1,12 0,49 to 1,23 0,74 to 1,68
Anterior bitewing
0,25 to 0,56 0,25 to 0,67 0,39 to 0,89
Posterior bitewing
0,49 to 1,12 0,49 to 1,23 0,74 to 1,68
Incisive
70
0,21 to 0,47 0,21 to 0,56 0,33 to 0,75
Canine
0,21 to 0,47 0,21 to 0,56 0,33 to 0,75
Premolar
0,25 to 0,56 0,25 to 0,71 0,37 to 0,94
Lower molar
0,33 to 0,75 0,33 to 0,85 0,50 to 1,13
Upper molar
0,41 to 0,94 0,41 to 1,03 0,62 to 1,41
Anterior bitewing 0,21 to 0,47 0,21 to 0,56 0,33 to 0,75
Posterior bitewing
0,41 to 0,94 0,41 to 1,03 0,62 to 1,41