Exposure - Vatech EzRay Chair User Manual

4. Operation
To ensure proper alignment between the imaging sensor and the X-ray beam, it is
recommended to use a PID (Position Indicating Device).
When using the PID, the exit pattern of the X-ray device should be aligned
perpendicular to the target receptor.
4.4

Exposure

1. Instruct the patient not to move.
Press and hold the Remote Exposure Switch for exposure duration. The
2.
Remote Exposure Switch allows the operator to control image acquisition from
outside of the X-ray room. Pressing the Remote Exposure Switch activates the
X-ray Exposure Indicator to turn yellow. This color indicates that the X-ray is
being emitted.
X-ray Exposure Indicator
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Once the PID is appropriately aligned, instruct the patient not
to move.
The operator MUST instruct the patient to refrain from
moving during the entire exposure.
Green: Ready
Yellow: X-ray ON
Press and hold the Remote Exposure Switch if the
acoustic signal can be heard. Otherwise, the exposure
will be faulty, and there will be an error message on the
Control Panel.
Remote Exposure Switch
EzRay Chair (VEX-S300C) User Manual