NEMA NU 1
Performance Measurements of Gamma Cameras
| Organization: | NEMA |
| Publication Date: | 1 January 2007 |
| Status: | inactive |
| Page Count: | 45 |
scope:
This Standards Publication establishes definitions, quantitative measurements of performance characteristics, and reporting techniques for the specification of the following gamma camera parameters:
Intrinsic Spatial Resolution
Intrinsic Spatial Linearity
Intrinsic Energy Resolution
Intrinsic Flood Field Uniformity
Multiple Window Spatial Registration
Intrinsic Count Rate Performance in Air
Intrinsic Spatial Resolution at 75 kcps
Intrinsic Flood Field Uniformity at 75 kcps
System Spatial Resolution without Scatter
System Spatial Resolution with Scatter
System Planar Sensitivity and Penetration
Detector Shielding
System Count Rate Performance with Scatter
System Alignment
SPECT Reconstructed Spatial Resolution without Scatter
SPECT Reconstructed Spatial Resolution with Scatter
System Volume Sensitivity
Detector-Detector Sensitivity Variation
Whole-body System Spatial Resolution without Scatter
The types of medical radionuclide imaging instruments included in this standard are:
Single detector, single crystal planar gamma cameras
Single detector, single crystal tomographic gamma cameras
Multiple detector planar and tomographic gamma cameras
Whole body gamma camera devices
Discrete pixel detector gamma cameras
The types of medical radionuclide imaging instruments not included in this standard are:
Coincidence imaging gamma cameras or systems (these are covered by NU-2).
All medical radionuclide imaging devices not included in the above.
Document History