1. You have been transferred to another hospital.The first thing you notice is that the collimator lamp is not very bright.You decide to:
a) Replace the globe with a more powerful one.
b) Order a replacement mirror.
c) Request an electrician to check the lamp voltage, while the lamp is turned on.
2. On checking the alignment of the light beam to the X-ray field, you find it is displaced to one side.
The collimator is designed to rotate. Your first action should be:
a) Adjust the position of the globe.
b) Adjust the position of the collimator relative to the focal spot.
c) Rotate the collimator 908 to the left, and then 1808 to the right. Check that the light beam remains in the same position.
