GB/T 41230-2022Dentistry - Digitizing devices for CAD/CAM systems for indirect dental restorations - Test methods for assessing accuracy (English PDF)
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
March 9, 2022
Implementation date
April 1, 2023
Scope
GB/T 41230-2022 (Dentistry - Digitizing devices for CAD/CAM systems for indirect dental restorations - Test methods for assessing accuracy) is available as an English-translated PDF.
GB/T 41230-2022 is the Chinese standard "Dentistry - Digitizing devices for CAD/CAM systems for indirect dental restorations - Test methods for assessing accuracy".
Its scope clause reads: This document describes the digital design of a computer-aided design/computer-aided manufacturing (CAD/CAM) system for indirect dental restorations Test methods for accuracy assessment.
This document applies to digitizing equipment with optical or mechanical contact systems, not for hand-held scanners, nor for Methods (X-rays) and devices for digitization by means of Magnetic Resonance Imaging (MRI). Its clauses include terms and definitions.
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Document preview — GB/T 41230-2022
National Standard of the People's Republic of China
- Classification
- C 33
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Preface
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 requirements
- 4.1 General
- 4.2 Accuracy
- 5 Test method
- 5.1 General
- 5.2 Test conditions
- 5.3 Accuracy
- 6 Test report
- Appendix A (Normative) Inlay Cavity Model
- Appendix B (normative) crown and bridge preparation model
- Appendix C (normative) Sphere
1 Scope
This document describes the digital design of a computer-aided design/computer-aided manufacturing (CAD/CAM) system for indirect dental restorations
Test methods for accuracy assessment.
This document applies to digitizing equipment with optical or mechanical contact systems, not for hand-held scanners, nor for
Methods (X-rays) and devices for digitization by means of Magnetic Resonance Imaging (MRI).
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document.
ting-Specifications)
ISO 1942 Dentistry-Vocabulary
Note. GB/T 9937-2020 Dental terminology (ISO 1942.2009, MOD)
ISO 3290-2 Rolling bearing balls Part 2.Ceramic balls (Rolingbearings-Bals-Part 2.Ceramicbals)
Note. GB/T 308.2-2010 Rolling Bearing Balls Part 2.Ceramic Balls (ISO 3290-2.2008, IDT)
ISO 5725-1 Accuracy (correctness and precision) of measurement methods and results - Part 1.General and definitions [Accuracy tions]
Note. GB/T 6379.1-2004 Accuracy (correctness and precision) of measurement methods and results - Part 1.General provisions and definitions (ISO 5725-1.1994,
IDT)
ISO /IEC Guide 99 International Metrology Vocabulary Fundamentals and Common Concepts and Related Terms (VIM) [International
3 Terms and Definitions
Terms and definitions as defined in ISO 1942, ISO 5725-1 and ISO /IEC Guide 99 and the following apply to this document.
3.1 accuracy
< Measurement> The degree of agreement between the test result and the true value being measured.
Note. Accuracy is a qualitative concept. See 3.8 "Precision" and 3.17 "Correctness" for quantification of its two components.
[Source. ISO 5725-1.1994, 3.6, with modifications]
3.2 calibration
Under specified conditions, a series of operations are used to determine the indication value of a measuring instrument or measuring system, which can also be represented by a measuring instrument or a reference material.
YY/T 1691 | YY/T 1692 | YY/T 1702 | GB/T 45999.2 | GB 30367 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 30 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 9937-2020Dentistry - Vocabulary
- GB/T 308.2-2010Rolling bearings -- Balls -- Part 2: Ceramic balls
- GB/T 6379.1-2004Accuracy (trueness and precision) of measurement methods and results -- Part 1: General principles and definitions
ISO 1942 · ISO 1942.2009 · ISO 3290 · ISO 5725
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Related Standards
GB/T 308.2-2010 — Rolling bearings -- Balls -- Part 2: Ceramic balls
GB/T 6379.1-2004 — Accuracy (trueness and precision) of measurement methods and results -- Part 1: General principles and definitions
GB/T 9937-2020 — Dentistry - Vocabulary
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GB/T 41230-2022
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