BS EN 60336:2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Medical electrical equipment. X-ray tube assemblies for medical diagnosis. Characteristics of focal spots
Hardcopy , PDF
09-01-2022
English
10-13-2005
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1 Scope
2 Normative references
3 Terms and definitions
4 Determinations for the evaluation of the FOCAL SPOT
characteristics
4.1 Statement of the FOCAL SPOT characteristics
4.2 Longitudinal axis of the X-RAY TUBE ASSEMBLY
4.3 REFERENCE AXIS of the X-RAY TUBE ASSEMBLY
4.4 Direction of evaluation for the FOCAL SPOT length
4.5 Direction of evaluation for the FOCAL SPOT width
5 FOCAL SPOT camera set-up
5.1 Overview
5.2 Test equipment
5.3 Test arrangement
5.4 Total uncertainty of the camera set-up
6 Production of RADIOGRAMS
6.1 Overview
6.2 Operating conditions
6.3 Production of FOCAL SPOT SLIT RADIOGRAMS or FOCAL
SPOT PINHOLE RADIOGRAMS
6.4 Statement of compliance
7 Determination of the LINE SPREAD FUNCTION
7.1 Overview
7.2 Measuring equipment and measuring arrangement
7.3 Measurement of the density distribution
7.4 Determination of the LINE SPREAD FUNCTION
7.5 Statement of compliance
8 Determination of FOCAL SPOT dimensions
8.1 Overview
8.2 Measurement and determination
8.3 Specified NOMINAL FOCAL SPOT VALUES
8.4 Statement of compliance
8.5 Marking of compliance
9 Determination of the MODULATION TRANSFER FUNCTION
9.1 Overview
9.2 Specified MODULATION TRANSFER FUNCTION
9.3 Calculation of the MODULATION TRANSFER FUNCTION
9.4 Evaluation of compliance of the MTF
9.5 Statement of compliance
10 FOCAL SPOT STAR RADIOGRAMS
10.1 Overview
10.2 Test equipment
11 STAR PATTERN RESOLUTION LIMIT
11.1 Overview
11.2 Specified STAR PATTERN RESOLUTION LIMIT
11.3 Measurement
11.4 Determination of the STAR PATTERN RESOLUTION LIMIT
11.5 Evaluation and statement of compliance
12 BLOOMING VALUE
12.1 Overview
12.2 Determination of the BLOOMING VALUE
12.3 Evaluation and statement of compliance
13 Alternate measurement methods
Annex A (informative) Alignment to the REFERENCE AXIS
Annex B (informative) Application of digital X-ray image
detectors for determination of the
FOCAL SPOT characteristics
Annex C (informative) Historical background
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography
Index of defined terms
Applies to FOCAL SPOTS in medical diagnostic X-RAY TUBE assemblies for medical use, operating at X-RAY TUBE VOLTAGES up to and including 200 kV.
| Committee |
CH/62/2
|
| DevelopmentNote |
Renumbers and supersedes BS 6530(1994). 1995 version incorporates amendment 8835 to BS 6530(1994). Also numbered as IEC 60336:1993. Supersedes BS 6530(1984) & 87/52123 DC. (10/2005)
|
| DocumentType |
Standard
|
| Pages |
42
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
Applies to focal spots in medical diagnostic X-ray tube assemblies or medical use, operating at X-ray tube voltages up to and including 200 kV. Describes the test methods for evaluating focal spot characteristics and the means for indicating compliance. The contents of the corrigendum of May 2006 have been included in this copy.
| Standards | Relationship |
| I.S. EN 60336:2005 | Identical |
| DIN EN 60336:2006-09 | Identical |
| UNE-EN 60336:2006 | Identical |
| SN EN 60336 : 1995 | Identical |
| NBN EN 60336 : 2006 | Identical |
| EN 60336:2005 | Identical |
| NF EN 60336 : 2005 | Identical |
| BS 7725-3.2(1997) : 1997 | EVALUATION AND ROUTINE TESTING IN MEDICAL IMAGING DEPARTMENTS - CHEMICAL METHODS - IMAGING PERFORMANCE OF MAMMOGRAPHIC X-RAY EQUIPMENT |
| BS EN 61262-7:1996 | Characteristics of electro-optical X-ray image intensifiers for medical electrical equipment Determination of the modulation transfer function |
| EN 60613:2010 | Electrical and loading characteristics of X-ray tube assemblies for medical diagnosis |
| IEC TR 60788:2004 | Medical electrical equipment - Glossary of defined terms |
| IEC 60613:2010 | Electrical and loading characteristics of X-ray tube assemblies for medical diagnosis |
| IEC 60601-2-28:2017 | Medical electrical equipment - Part 2-28: Particular requirements for the basic safety and essential performance of X-ray tube assemblies for medical diagnosis |
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