CH EMR (R4)
0.1.0 - ci-build Switzerland flag

CH EMR (R4), published by HL7 Switzerland. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/ehealthsuisse/ch-emr/ and changes regularly. See the Directory of published versions

CodeSystem: CH EMR MRI Safety Status

Official URL: http://fhir.ch/ig/ch-emr/CodeSystem/ch-emr-mri-safety-status-cs Version: 0.1.0
Active as of 2026-05-26 Computable Name: ChEmrMriSafetyStatusCS

Copyright/Legal: CC0-1.0

Safety classification of a medical device in the magnetic resonance imaging (MRI) environment. Semantics aligned with ASTM F2503 (Standard Practice for Marking Medical Devices and Other Items for Safety in the Magnetic Resonance Environment). Defined locally because SNOMED CT International does not currently publish dedicated qualifier-value concepts for these classifications.

This Code system is referenced in the content logical definition of the following value sets:

This case-sensitive code system http://fhir.ch/ig/ch-emr/CodeSystem/ch-emr-mri-safety-status-cs defines the following codes:

CodeDisplayDefinition
mr-safe MR Safe An item that poses no known hazards resulting from exposure to any MR environment (ASTM F2503).
mr-conditional MR Conditional An item that has been demonstrated to pose no known hazards in a specified MR environment with specified conditions of use (ASTM F2503).
mr-unsafe MR Unsafe An item that poses unacceptable risks to the patient, medical staff, or other persons within the MR environment (ASTM F2503).