# Logical Record Architecture for Health and Social Care
## Discharge Summary Release 0.02

Contents
The content of this release is not comprehensive and is not fully validated and must not be used in live system implementations.
# Reference Model Class: ELEMENTconstrainedDomainModel
A structural model artefact representing a domain-level realization of one of: Reference Model class lra::technical::en13606::extract::UNBOUND_DATA_ELEMENT; or any concrete specialisation of Reference Model class lra::technical::en13606::extract::BOUND_DATA_ELEMENT. ## Specializes ## LraTechnicalModelArtefact ## Constraints
Type | Name | Specification
--- | --- | ---
Instance contains one ConstrainedDomainModelClass instance of kind ELEMENT | LRA Invariant | inv: self.packagedElement-&gt;select(Element: e | e.oclIsTypeOf(DomainModelClass))-&gt;size() = 1 and self.packagedElement-&gt;exists(Element: e | e.oclAsType(ConstrainedDomainModelClass).referenceClass.qualifiedName = ("lra::technical::en13606::extract::FINDING_OBSERVATION_ELEMENT" or "lra::technical::en13606::extract::PROPERTY_OBSERVATION_ELEMENT" or "lra::technical::en13606::extract::GENERAL_ACTIVITY_ELEMENT" or "lra::technical::en13606::extract::MATERIAL_ACTIVITY_ELEMENT" or "lra::technical::en13606::extract::INVESTIGATION_ACTIVITY_ELEMENT" or "lra::technical::en13606::extract::UNBOUND_DATA_ELEMENT"))
## Reference Model Type ##