The purpose of this document is to assist users and software developers to implement Data Matrix two-dimensional (2-D) symbology for delivery of ISBT 128 data structures for labeling of medical products of human origin as well as for patient wristbands. Labeling includes affixed, attached, and accompanying labeling.

The purpose of this document is to provide additional guidance recommending optimal bar code length and placement of Product Code [Data Structure 003] for concatenation.

The purpose of this document is to provide guidance in the use of the Flexible Date and Time [Data Structure 031]. This document is a supplement to the ISBT 128 Standard Technical Specification (ST-001). It:

• Provides specific guidance for cellular therapy, ocular tissue, regenerated tissues, and organ transplantation in the use of the Flexible Date and Time [Data Structure 031].
• Provides guidance on printing bar codes and text for dates on labels.
• Addresses some concerns for software developers.

The purpose of this document is to provide implementation guidance for users and software developers who wish to implement Dimensions [Data Structure 029]

The purpose of this document is to provide detailed information about ISBT 128 product coding for ocular tissue. Specifically, it:

• Explains the Product Code [Data Structure 003] in detail
• Provides a reference to information about the structure of the Product Description Code (PDC) database
• Explains how to select an appropriate PDC
• Explains how to request new PDCs