I.S. EN 61223-2-6:2007
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
EVALUATION AND ROUTINE TESTING IN MEDICAL IMAGING DEPARTMENTS - PART 2-6: CONSTANCY TESTS - IMAGING PERFORMANCE OF COMPUTED TOMOGRAPHY X-RAY EQUIPMENT
Hardcopy , PDF
English
01-01-2007
21-10-2022
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 Terms and definitions
4 General aspects of CONSTANCY TESTS
4.1 Preconditions
4.2 General conditions affecting test procedures
4.3 Establishment of BASELINE VALUES
4.4 Identification of equipment, instrumentation and test
conditions
4.5 Scope of the CONSTANCY TESTS
4.6 Test equipment, including PHANTOMS and TEST DEVICES
4.7 Frequency of CONSTANCY TESTS
5 Test methods for CT SCANNERS
5.1 Positioning of the PATIENT SUPPORT
5.2 PATIENT positioning accuracy
5.3 TOMOGRAPHIC SECTION THICKNESS
5.4 Dose
5.5 NOISE, UNIFORMITY AND MEAN CT NUMBERS
5.6 SPATIAL RESOLUTION
Annex A (informative) Guidance on action to be taken
Annex B (informative) Alternate test methods for SPATIAL RESOLUTION
Annex C (informative) TOMOGRAPHIC SECTION THICKNESS for helical
scanning
Annex D (informative) Visual method for LOW CONTRAST RESOLUTION
Bibliography
Index of terms
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Describes the essential parameters which describe the performance of CT SCANNERS with regard to image quality, PATIENT dose and positioning; defines the methods of testing the essential parameters; provides criteria to be applied in the evaluation of data for compliance with the tolerances of the parameters specified by the ACCOMPANYING DOCUMENTS and with respect to BASELINE VALUES.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
82
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| BS EN 61223-2-6:2007 | Identical |
| IEC 61223-2-6:2006 | Identical |
| EN 61223-2-6:2007 | Identical |
| DIN EN 61223-2-6:2008-12 | Identical |
| NF EN 61223-2-6 : 2007 | Identical |
| UNE-EN 61223-2-6:2008 | Identical |
This standard has been withdrawn and is no longer current. No replacement edition is available.
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