DICOM PS3.4 2022c - Service Class Specifications

JJ.2 Inventory Q/R Information Model

The Inventory Query/Retrieve (Q/R) Information Model is based on an Entity-Relationship Model Definition and a Key Attributes Definition analogous to those defined in the Worklist Information Model Definition of the Basic Worklist Management Service (see Section K.2)

JJ.2.1 E-R Model

The Inventory Q/R Information Model is a single level entity:

  • Inventory Information Entity

Inventory Q/R Information Model E-R Diagram

Figure JJ.2-1. Inventory Q/R Information Model E-R Diagram


While the Inventory Composite SOP Instances that are the subject of this Service Class contain Attributes associated with the several IEs (see Section 7.13.6 “Inventory” in PS3.3), the Inventory Q/R Information Model operates only on the Attributes of the Inventory IE of the Inventory IOD.

DICOM PS3.4 2022c - Service Class Specifications