What is ISO 9873- Requirements and test methods for Intra-oral mirrors about?
ISO 9873 is an international standard dentistry that specifically outlines Intra-oral mirrors.
ISO 9873 specifies requirements and test methods for reusable intra-oral mirrors with a coated glass reflecting surface used for dental purposes in the oral cavity.
In addition, ISO 9873 also provides specific requirements for metallic casing and metallic handles are given. Such instruments are crucial for dentists during the intraoral examination and such medical instruments should be manufactured and designed properly when are related to health care.
Who is ISO 9873- Requirements and test methods for Intra-oral mirrors for?
ISO 9873 on the requirements and test for intra-oral mirrors is relevant to-
- Dentist
- Intra-oral mirrors manufacturers
Why should you use ISO 9873- Requirements and test methods for Intra-oral mirrors?
Intra-oral mirrors are used to take intra-oral photos in dentistry. are photos that are taken of your teeth, gums and oral tissue. These photos may be of a single tooth, a group of teeth, or any area of your mouth.
ISO 9873 specifies requirements for intra-oral viewing and retracting instruments that are in common use in dentistry. This helps in suffice the most important function of an intraoral mirror, those are- indirect vision by the dentist, reflecting light to the desired surface, and retraction of soft tissue.
ISO 9873 assists in the testing and evaluation of intra-oral mirrors to build an effective high-quality product.
With compliance and obedience to SO 9873, you can enhance the efficacy of intra-oral mirrors and build a standardized product of global acceptance.
What’s changed since the last update?
BS EN ISO 9873:2019 supersedes ISO 9873:2017, which is withdrawn. BS EN ISO 9873:2019 has made some technical changes compared to ISO 9873:2017. These include:
- Recommendation for the maximum length of the intra-oral mirror has been reduced from 178 mm to 173 mm in 1.1
- Requirement for distortion has been added in 3.4
- Requirement for the handle has been clarified in 5
- Resistance to reprocessing requirement has been clarified in 6
- Requirement for UDI code has been added in Clause 6

