The GS1 Service Relation Instance Number (SRIN) is a healthcare identifier used to link a specific medical process (such as a laboratory sample) to an individual patient.
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It is used together with the GSRN (Global Service Relation Number).
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Its structure is defined by the healthcare facility.
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It can be up to 10 digits long.
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It is identified in barcodes by Application Identifier (AI) 8019.
By scanning the barcode, healthcare professionals can confirm that the correct patient receives the correct prescribed treatment or medication at the correct time, helping to improve safety and accuracy in care delivery.
