JJG 1026: Evolution and historical versions
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Verification Regulation of Medical Diagnostic X-ray Radiation Source for Spiral Computed Tomography(CT)
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JJG 1026-2007
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| JJG 1026-1991 | English | RFQ |
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Absorbed Dose Determination in Photon and Electron Beams
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JJG 1026-1991
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PDF similar to JJG 1026-2007
Basic data | Standard ID | JJG 1026-2007 (JJG1026-2007) | | Description (Translated English) | Verification Regulation of Medical Diagnostic X-ray Radiation Source for Spiral Computed Tomography(CT) | | Sector / Industry | Metrology & Measurement Industry Standard | | Classification of Chinese Standard | A58;C43 | | Classification of International Standard | 11.040.50 | | Word Count Estimation | 20,271 | | Date of Issue | 2007-08-02 | | Date of Implementation | 2007-11-02 | | Quoted Standard | GB 3100-1993; GB 3101-1993; GB 3102-1993; GB/T 17006-1997; GB/T 10149-1988; GB/T 17589-1998; GB 9706.18-2000; IEC 61223-3-5; IEC 60601 -2-44; IEC 61223-2-6 | | Regulation (derived from) | AQSIQ Announcement No. 142 of 2007 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine | | Summary | This standard applies to new installations, the use and impact of the imaging properties of the parts after repair of medical diagnostic devices spiral computed radiography (CT) X-ray radiation source verification. | JJG 1026-2007: Verification Regulation of Medical Diagnostic X-ray Radiation Source for Spiral Computed Tomography(CT)
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Verification Regulation of Medical Diagnostic X-ray Radiation Source for Spiral Computed Tomography (CT)
State verification procedures People's Republic of China
Medical Diagnostic spiral computed tomography apparatus
(CT) X-ray radiation source
ComputedTomography (CT)
Posted 2007-08-02
2007-11-02 implementation
The State Administration of Quality Supervision, Inspection and Quarantine released
Medical Diagnostic spiral computed tomography apparatus
(CT) X-ray radiation source verification procedures
ComputedTomography (CT
The regulations by the State Administration of Quality Supervision, Inspection and Quarantine approved on August 2, 2007, and from
From November 2, 2007 implementation.
Focal point. the National Technical Committee of ionizing radiation metrology
Drafting. Beijing Institute of Metrology detection
Xuanwu Hospital
Participating units. Beijing Siemens Technology Development Co., Ltd.
Three wide-cum-medical Toshiba Medical
This procedure commissioned the National Technical Committee is responsible for ionizing radiation measurement interpretation
The main drafters of this procedure.
Tao (Beijing Institute of Metrology detection)
Pengming Chen (Xuanwu Hospital)
Drafters participate.
Liang Shaohua (Beijing Siemens Technology Development Co., Ltd.)
Liu Yong (three wide-cum-medical Toshiba Medical)
Zhang Ying (Beijing Institute of Metrology detection)
Bai Mei (Institute of Hospital Management Clinical Engineering Technology Research
heart)
Pengyong Lun (Beijing Institute of Metrology detection)
table of Contents
1 Scope (1)
2. Referenced Documents (1)
3 terminology and units of measurement (1)
3.1 The term (1)
3.2 units of measurement (3)
4 Overview (4)
5 metering performance requirements (4)
5.1 dose index (4)
Uniformity 5.2 (4)
Noise level 5.3 (4)
5.4 Consistency between images (5)
5.5 CT value (5)
5.6 thickness (5)
5.7 Spatial resolution (rate) (5)
5.8 low contrast resolution (rate) (5)
6 General technical conditions (6)
7 control of measuring instruments (6)
7.1 test conditions (6)
7.2 test items and test methods (6)
7.3 test results processing (10)
7.4 test cycle (10)
A medical diagnostic device spiral computed tomography (CT) X-ray radiation test records appendix (11)
Appendix B test certificate-page format (12)
Appendix C helical scan tomographic slice thickness (13)
Appendix D schematic detector spiral CT phantom (14)
Medical Diagnostic spiral computed tomography apparatus
(CT) X-ray radiation source verification procedures
1 Scope
The test procedures for new installations, the use and impact of the imaging properties of the parts repaired medical diagnostic spiral meter
Computer imaging means (CT) X-ray radiation source verification.
2 Citations
The regulations cited in the following documents.
[1] GB 3100 ~ 3102-1993 "Quantities and units"
[2] GB/T 17006-1997 "evaluation in medical imaging departments and routine testing - Part 2-6. X-ray meter
Operator body tomography equipment Stability Test "
[3] GB/T 10149-1988 "X-ray equipment for medical terminology and symbols."
[4] GB/T 17589-1998 "X-ray computed tomography apparatus Image quality assurance test specification"
[5] GB 9706.18-2000 "Medical electrical equipment Part. X-ray computed tomography apparatus security
Full-specific requirements "
[6] IEC 61223-3-5EvaluationandRoutineTestingin MedicalImagingDepart-
ments-Part 3-5. Acceptancetests --- ImagingPerformanceofComputedTomography X-
rayequipment
[7] IEC 60601-2-44 Medical Electrical Equipment --- Part 2-44. Particular
RequirementsfortheSafetyofX-rayEquipmentforComputedTomography
[8] IEC 61223-2-6Ed.2 --- CDV EvaluationandRoutineTestingin Medical
ImagingDepartmentsPart 2-6Ed.2. ConstancyTests-ImagingPerformanceofComputed
TomographyX-rayEquipment
[9] Europeanguidelinesonqualitycriteriaforcomputedtomography2002-7-27
When using this procedure, it should pay attention to using the currently valid version of the documents cited.
3 terminology and units of measurement
3.1 Terms
3.1.1 Dose Index doseindex
3.1.1.1 CT dose index 100 (CTDI100)
To produce a single axial scan along a line perpendicular to the plane layer dose distribution from -50mm to 50mm of
Points divided by the number of slices N layer and a layer of nominal slice thickness T of the product.
CTDI100 = ∫
50mm
-50mm
D (z)
N · Tdz
(1)
Where. D (z) --- along a line perpendicular to the plane dose layer distribution of the z-axis (z = 0 in the center), this sub-dose
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