YY 0091-2013 Cervix dilator
1 Scope
This standard specifies the structural types and materials, technical requirements, test methods, inspection rules, marking and packaging, and transportation and storage of cervix dilators.
This standard is applicable to cervix dilators (hereinafter referred to as dilators), which are used for dilating the cervix in obstetrics and gynecology.
This standard is not applicable to disposable cervix dilators.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 1220 Stainless steel bars
GB/T 1527 Drawn tube of copper and copper alloys
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 2829 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 6463 Metallic and other inorganic coatings - Review of methods of measurement of thickness
GB/T 10610 Geometrical product specifications (GPS) - Surface texture: Profile method - Rules and procedures for the assessment of surface texture
YY 0076-1992 Coating classifications for metal product - Technical conditions
YY/T 0149-2006 Medical instruments of stainless steel - Test methods of corrosion resistance
YY/T 0171-2008 Surgical instruments - Packaging, marking and instructions
YY/T 1052 Marking requirements for surgical instruments
3 Structural types and materials
3.1 The types, basic dimensions, and limit deviations of dilators shall meet the requirements of Figure 1 and Tables 1 and 2.
3.2 The dilators shall be made of copper materials as specified in GB/T 1527 or stainless steel materials as specified in GB/T 1220.
Note: The handle may also have no holes.
Figure 1 Cervix dilator
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Table 1 Basic dimensions of cervix dilators (round head) In: mm
Foreword I
1 Scope
2 Normative references
3 Structural types and materials
4 Technical requirements
5 Test methods
6 Inspection rules
7 Marking and packaging
8 Transportation and storage
