4.1 Interactions of items with the MR environment have resulted in serious injuries and death of patients and other individuals. This practice lists hazards that may be present in the MR environment. It specifies marking of items anticipated to enter the MR environment and recommends information that should be included in the associated labeling.

4.2 This practice provides a uniform system of visual icons and terms for marking items for use in the MR environment.

1.1 This practice applies to medical devices and other items that are anticipated to enter the magnetic resonance (MR) environment.

Note 1: “Medical devices and other items” will be referred to as “items” for the remainder of this practice.

1.2 The practice specifies the marking of items anticipated to enter the MR environment by means of terms and icons, and recommends information that should be included in the labeling.

1.3 MR image artifacts are not in the scope of the mandatory portions of this practice because they do not present a direct safety issue resulting from specific characteristics of the MR examination (see X1.12).

1.4 The values stated in SI units are to be regarded as standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.