DICOM PS3.4 2019a - Service Class Specifications

Y.3 Standard Composite Instance Root Retrieve Information Model (Current)
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## Y.3 Standard Composite Instance Root Retrieve Information Model

One standard Composite Instance Root Retrieve Information Model is defined in this Annex. The Composite Instance Root Retrieve Information Model is associated with a number of SOP Classes. The following hierarchical Composite Instance Root Retrieve Information Model is defined:

- Composite Instance Root

### Y.3.1 Composite Instance Root Information Model

The Composite Instance Root Information Model is based upon a two level hierarchy:

- Composite Instance

- Frame

The Composite Instance level is the top level and contains only the SOP Instance UID. The Frame level is below the Composite Instance level and contains only the Attributes that refer to a selection of the frames from a single multi-frame image object.

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Y.2.2 Attributes Definition | Home | Y.3.2 Construction and Interpretation of Frame Range Keys

DICOM PS3.4 2019a - Service Class Specifications