Y.6.1.1 Composite Instance Root Retrieve Only Information Model

Y.6.1.1.1 E/R Model

The Composite Instance Root Retrieve Only Information Model may be represented by the entity relationship diagram shown in Figure Y.6.1-1

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FIGURE Y.6-1 COMPOSITE INSTANCE ROOT INFORMATION MODEL E/R DIAGRAM

Y.6.1.1.2 Composite Instance Level

Table Y.6-1 defines the keys at the Composite Instance level of the Composite Instance Root Query/Retrieve Information model.

Table Y.6-1

COMPOSITE INSTANCE LEVEL KEYS FOR THE COMPOSITE INSTANCE ROOT QUERY/RETRIEVE INFORMATION MODEL

Description Tag Matching Key Type
SOP Instance UID (0008,0018) U

Y.6.1.1.3 Frame Level

Table Y.6-2 defines the keys at the Frame level of the Composite Instance Root Query/Retrieve Information Model. One and only one of the frame level keys listed in Table Y.6-2 shall be present in a FRAME level request

Table Y.6-2

FRAME LEVEL KEYS FOR THE COMPOSITE INSTANCE

ROOT QUERY/RETRIEVE INFORMATION MODEL

Description Tag Condition
Simple Frame List (0008,1161) Required if Calculated Frame List and Time Range are not present
Calculated Frame List (0008,1162) Required if Simple Frame List and Approximate Frame Range are not present
Time Range (0008,1163) Required if Simple Frame List and Calculated Frame List are not present

Y.6.1.1.4 Scope of the C-MOVE or C-GET Commands and Sub-Operations

A C-MOVE or C-GET request may be performed to any level of the Query/Retrieve Model. A C-MOVE or C-GET where the Query/Retrieve level is the:

IMAGE level indicates that selected individual Composite Instances shall be transferred

FRAME level indicates that a single new Composite Instance shall be created and transferred

Note: More than one entity may be retrieved if the Query/Retrieve Level is IMAGE using List of UID matching, but if the Query/Retrieve Level is FRAME then only a single entity may be retrieved.