YY/T 0873.1-2013Dentistry - Number coding system for rotary instruments - Part 1: General characteristics (English PDF)

Foreword

YY/T 0873 "Dental rotary instruments - Number coding system" is divided into seven sections.

--- Part 1. General characteristics;

--- Part 2. Shape;

--- Part 3. Characteristics burs and cutting tools;

--- Part 4. Characteristics of diamond instruments;

--- Part 5. Characteristics of root canal instruments;

--- Part 6. Characteristics of grinding equipment;

--- Part 7. Characteristics of test sticks and other special equipment. This section is YY/T Section 10873 of. This section drafted in accordance with GB/T 1.1-2009 given rules.

This part identical with ISO 6360-1:2004 "Part 1 - Number coding system for rotary instruments Dentistry. general characteristics" and repair Change 1.2007.

This part of the National Dental Materials and Devices Equipment Standardization Technical Committee dental equipment and instruments Technical Committee (SAC/TC99 SC1) centralized.

This section drafted by. State Food and Drug Administration Guangzhou Medical Device Quality Supervision and Inspection Center, the Guangdong Provincial Food and Drug Review Authority Certification Center, Guangzhou South Maple biotechnology company.

1 Scope

YY/T 0873 is used to illustrate this part of dental rotary instruments and their accessories digital coding system, and to give its interpretation and usage Instructions.

This section will detail several types of material coding systems, including binding mode devices working portion, coating and grinding apparatus. This section 3-digit coding system 15 is the number of the first group.

This section further illustrates the lever/handle or aperture instrument used independently, as well as figures for the total length coding. Three digits here Composed of 15 coding group 2, and a total of three (21).

Appendix A few examples demonstrate the complete application 15 encoded digital, some of which include the diamond instrument provided The three (additional) optional digital (16 to 18) examples.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

Part ISO 1797-1 Dental rotary instruments lever/handle 1. metal rod (Dentalrotaryinstruments-Shanks- Part 1. Shanksmadeofmetals)

Part ISO 1797-2 Dental rotary instruments lever/handle 2. plastic rod (Dentalrotaryinstruments-Shanks- Part 2. Shanksmadeofplastics)

3 Terms and Definitions

The following terms and definitions apply to this document.