JJG 1026-2007 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJG 1026-2007	799	Add to Cart	4 days	Verification Regulation of Medical Diagnostic X-ray Radiation Source for Spiral Computed Tomography(CT)	Obsolete
JJG 1026-1991	RFQ	ASK	3 days	Absorbed Dose Determination in Photon and Electron Beams	Obsolete

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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)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
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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