YY/T 1822-2022 English PDF

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YY/T 1822-2022: Dentistry - Intra-oral mirrors
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YY/T 1822-2022	319	Add to Cart	3 days	Dentistry - Intra-oral mirrors	Valid

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Basic data

Standard ID: YY/T 1822-2022 (YY/T1822-2022)
Description (Translated English): Dentistry - Intra-oral mirrors
Sector / Industry: Medical Device & Pharmaceutical Industry Standard (Recommended)
Classification of Chinese Standard: C33
Word Count Estimation: 15,181
Issuing agency(ies): State Drug Administration

YY/T 1822-2022: Dentistry - Intra-oral mirrors

---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.
Dentistry - Intra-oral mirrors ICS 10.060.20 CCSC33 People's Republic of China Pharmaceutical Industry Standard dental mouth mirror (ISO 9873.2019, MOD) Published on 2022-05-18 2023-06-01 Implementation Released by the State Drug Administration directory Preface I Introduction II 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Requirements 2 5 Test method 6 6 Identification and Labeling9 Reference 11

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. This document adopts the redrafting method to modify and adopt ISO 9873.2019 "Dental Mouth Mirror". Compared with ISO 9873.2019, the main technical differences include. --- Regarding normative reference documents, this document has made adjustments with technical differences to adapt to the technical conditions of our country and the circumstances of the adjustment. The situation is reflected in Chapter 2 "Normative References", and the specific adjustments are as follows. ● Replace ISO 724 with GB/T 196 which is modified to adopt international standard; ● Replaced ISO 965-1 with GB/T 197 which was modified to adopt international standard; ● Replace ISO 1942 with GB/T 9937 which is modified to adopt international standard; ● Replace ISO 5864 with GB/T 20666 which is modified to adopt international standard; ● Replace ISO 263 with GB/T 20670 which is modified to adopt international standard; ● Replacing ISO 17664 with YY/T 0802, which has been modified to adopt international standards. --- Changed the description of the definition of the rod in Terms and Definitions to meet the relevant requirements of the connection strength between the frame and the rod in 4.4 (see 3.3). Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the State Drug Administration. This document is approved by the National Dental Equipment and Equipment Sub-Technical Committee of the National Standardization Technical Committee for Oral Materials and Devices (SAC/TC99 SC1) focal point. This document is drafted by. Guangdong Medical Device Quality Supervision and Inspection Institute, Ningbo Lanye Medical Device Co., Ltd., Hangzhou Xinya Dental Materials Materials Co., Ltd. The main drafters of this document. Huang Yuzhe, Huang Minju, Li Jiyan, Yu Huatong, Zeng Zhixiong, Xu Buguang, Chen Xianming.

Introduction

This document specifies requirements for a dental instrument commonly used in dentistry for oral viewing and retraction. However, there are other mirrors made of different structural designs or materials, including non-glass-coated reflective surfaces with polished Metal mirror with reflective surface. The requirements for these other types of mouth mirrors will be supplemented when the standard is formulated in the future. dental mouth mirror

1 Scope

This document specifies the requirements and test methods for reusable mouth mirrors with glass-coated reflective surfaces in the oral cavity. It also specifies the mouth mirrors Requirements for metal frame and metal handle. This document applies to intraoral reusable mirrors with glass-coated reflective surfaces.

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. GB/T 196 Basic Dimensions of Ordinary Threads (GB/T 196-2003, ISO 724.1993, MOD) GB/T 197 Common thread tolerance (GB/T 197-2018, ISO 965-1.2013, MOD) GB/T 9937 Dental Terminology (GB/T 9937-2020, ISO 1942.2009, MOD) GB/T 20666 Unified thread tolerance (GB/T 20666-2006, ISO 5864.1993, MOD) GB/T 20670 Unified thread diameter and number of threads series (GB/T 20670-2006, ISO 263.1973, MOD) YY/T 0802 Treatment of medical devices Information provided by medical device manufacturers (YY/T 0802-2020, ISO 17664. 2017, MOD)

3 Terms and Definitions

The terms and definitions defined in GB/T 9937 and the following apply to this document. 3.1 It is a hand-held dental instrument used for oral examination and pulling, usually consisting of a mouthpiece and a mouthpiece handle. Note. See Figure 1. 3.2 oral shot mirrorhead Consists of glass reflector, frame, filler (if any) and rod. 3.3 stem The part that connects the mirror frame to the mouth mirror handle. 3.4 Reflectingsurface Mirror glass coating for the purpose of reflecting light. Note 1.The reflective surface includes the rear reflective surface and the front reflective surface. Note 2.Rear reflective surface. the reflective layer coated on the back of the mirror glass, the mirror needs to be observed through the glass. Note 3.Front reflective surface. the reflective layer applied to the front of the mirror glass, without the need to observe the mirror through the glass. ......

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