QA block phantom for GE Lunar


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QA block phantom is for these daily tests, used before scanning any patients, to ensure the system is in optimal calibration.

This phantom measures aspects of image quality:  contrast scale, high contrast spatial resolution, low contrast detectability, noise and uniformity.

The QA phantom contains three sections, each corresponding to a single scan plane:   Section 1: Resolution block S0mm scan location, Section 2: Contrast membrane S40mm scan location, and Section 3: Water bath S60mm scan location.

Measurement Summary

The analysis provides the following results:

Contrast Scale


Contrast Detail


Bar Pattern Standard Deviation

Bar Pattern Standard Deviation

Bar Pattern Standard Deviation Plot


Scaling Profile Plot

The measurements are completely automated, requiring the user only to drag and drop the image set into the web-based software interface. A detailed report is created.


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