BS EN ISO 7492:2019 pdf download – Dentistry – Dental explorer
1 Scope
This document specifies the dimensions and performance requirements for dental explorers.
This document is not applicable to endodontic explorers.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements 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.
ISO 1942, Dentistry — Vocabulary
ISO 6507-1, Metallic materials — Vickers hardness test — Part 1: Test method
ISO 6508-1, Metallic materials — Rockwell hardness test — Part 1: Test method
ISO 7153-1, Surgical instruments — Materials — Part 1: Metals
ISO 17664, Processing of health care products — Information to be provided by the medical device manufacturer for the processing of medical devices
3 Terms and definitions
For the purposes of this document, the terms and definitions given in ISO 1942 and the following apply.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp
— IEC Electropedia: available at http://www.electropedia.org/
3.1.1 dental explorer
handheld dental instrument with a pointed tip designed for tactile examination of tooth surfaces
Note 1 to entry: See Figure 1.
Note 2 to entry: Dental explorer is used to examine teeth for decay (caries), calculus, furcations, or other abnormalities.
3.1.2 datum point
section point between the centreline of the handle, at right angle to the centreline, and the working tip
Note 1 to entry: The datum point is where h 1 and h 2 meet.
3.1.3 handle
area used for holding the dental explorer (3.1.1) during tactile exploration
3.1.4 shank
part of the dental explorer (3.1.1) that connects the working end to the handle
3.1.5 working end
part of the dental explorer (3.1.1) after the first bend of the shank including the working tip
Note 1 to entry: The working end is the combination of h 1 and h 2 directly on the explorer.
3.1.6 working tip
active part of the working end which will be first to contact the tooth surface