Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle	C	0..*	Bundle	Contains a collection of resources Constraints: bdl-1, bdl-2, bdl-3, bdl-4, bdl-7, bdl-9, bdl-10, bdl-11, bdl-12
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
type	SΣ	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Binding: BundleType (required): Indicates the purpose of a bundle - how it is intended to be used. Fixed Value: searchset
total	SΣC	0..1	unsignedInt	If search, the total number of matches
link	SΣ	0..*	BackboneElement	Links related to this Bundle
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
relation	SΣ	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	SΣ	1..1	uri	Reference details for the link
Slices for entry	ΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
entry:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
entry:documentReference	SΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
fullUrl	SΣ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	SΣC	1..1	BackboneElement	Search related information
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
Slices for extension				Content/Rules for all slices
extension:snippet	S	0..1	Extension	Extension
extension		0..0
url		1..1	uri	"snippet"
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
extension		0..0
url		1..1	uri	"pageNumber"
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet"
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
extension		0..0
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits"
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	SΣ	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information). Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	SΣ	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Bundle.type	required	Fixed Value: searchset http://hl7.org/fhir/ValueSet/bundle-type|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
bdl-1	error	Bundle	total only when a search or history : total.empty() or (type = 'searchset') or (type = 'history')
bdl-2	error	Bundle	entry.search only when a search : entry.search.empty() or (type = 'searchset')
bdl-3	error	Bundle	entry.request mandatory for batch/transaction/history, otherwise prohibited : entry.all(request.exists() = (%resource.type = 'batch' or %resource.type = 'transaction' or %resource.type = 'history'))
bdl-4	error	Bundle	entry.response mandatory for batch-response/transaction-response/history, otherwise prohibited : entry.all(response.exists() = (%resource.type = 'batch-response' or %resource.type = 'transaction-response' or %resource.type = 'history'))
bdl-5	error	Bundle.entry, Bundle.entry:documentReference	must be a resource unless there's a request or response : resource.exists() or request.exists() or response.exists()
bdl-7	error	Bundle	FullUrl must be unique in a bundle, or else entries with the same fullUrl must have different meta.versionId (except in history bundles) : (type = 'history') or entry.where(fullUrl.exists()).select(fullUrl&resource.meta.versionId).isDistinct()
bdl-8	error	Bundle.entry, Bundle.entry:documentReference	fullUrl cannot be a version specific reference : fullUrl.contains('/_history/').not()
bdl-9	error	Bundle	A document must have an identifier with a system and a value : type = 'document' implies (identifier.system.exists() and identifier.value.exists())
bdl-10	error	Bundle	A document must have a date : type = 'document' implies (timestamp.hasValue())
bdl-11	error	Bundle	A document must have a Composition as the first resource : type = 'document' implies entry.first().resource.is(Composition)
bdl-12	error	Bundle	A message must have a MessageHeader as the first resource : type = 'message' implies entry.first().resource.is(MessageHeader)
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle		0..*	Bundle	Contains a collection of resources
type	S	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Fixed Value: searchset
total	S	0..1	unsignedInt	If search, the total number of matches
link	S	0..*	BackboneElement	Links related to this Bundle
relation	S	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	S	1..1	uri	Reference details for the link
Slices for entry		0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource
entry:documentReference	S	0..*	BackboneElement	Entry in the bundle - will have a resource or information
fullUrl	S	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	S	1..1	BackboneElement	Search related information
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
Slices for extension				Content/Rules for all slices
extension:snippet	S	0..1	Extension	Extension
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
mode	S	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information).
score	S	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
request		0..0
response		0..0
signature		0..0
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle	C	0..*	Bundle	Contains a collection of resources Constraints: bdl-1, bdl-2, bdl-3, bdl-4, bdl-7, bdl-9, bdl-10, bdl-11, bdl-12
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
identifier	Σ	0..1	Identifier	Persistent identifier for the bundle
type	SΣ	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Binding: BundleType (required): Indicates the purpose of a bundle - how it is intended to be used. Fixed Value: searchset
timestamp	Σ	0..1	instant	When the bundle was assembled
total	SΣC	0..1	unsignedInt	If search, the total number of matches
link	SΣ	0..*	BackboneElement	Links related to this Bundle
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
relation	SΣ	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	SΣ	1..1	uri	Reference details for the link
Slices for entry	ΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
entry:All Slices				Content/Rules for all slices
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
link	Σ	0..*	See link (Bundle)	Links related to this entry
fullUrl	Σ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	Σ	0..1	Resource	A resource in the bundle
search	ΣC	0..1	BackboneElement	Search related information
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	Σ	0..1	code	match | include | outcome - why this is in the result set Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	Σ	0..1	decimal	Search ranking (between 0 and 1)
request	ΣC	0..1	BackboneElement	Additional execution information (transaction/batch/history)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
method	Σ	1..1	code	GET | HEAD | POST | PUT | DELETE | PATCH Binding: HTTPVerb (required): HTTP verbs (in the HTTP command line). See HTTP rfc for details.
url	Σ	1..1	uri	URL for HTTP equivalent of this entry
ifNoneMatch	Σ	0..1	string	For managing cache currency
ifModifiedSince	Σ	0..1	instant	For managing cache currency
ifMatch	Σ	0..1	string	For managing update contention
ifNoneExist	Σ	0..1	string	For conditional creates
response	ΣC	0..1	BackboneElement	Results of execution (transaction/batch/history)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
status	Σ	1..1	string	Status response code (text optional)
location	Σ	0..1	uri	The location (if the operation returns a location)
etag	Σ	0..1	string	The Etag for the resource (if relevant)
lastModified	Σ	0..1	instant	Server's date time modified
outcome	Σ	0..1	Resource	OperationOutcome with hints and warnings (for batch/transaction)
entry:documentReference	SΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
link	Σ	0..*	See link (Bundle)	Links related to this entry
fullUrl	SΣ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	SΣC	1..1	BackboneElement	Search related information
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Closed by value:url
extension:snippet	S	0..1	Extension	Extension
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"snippet"
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"pageNumber"
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet"
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits"
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	SΣ	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information). Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	SΣ	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Bundle.language	preferred	CommonLanguages http://hl7.org/fhir/ValueSet/languages From the FHIR Standard Additional Bindings Purpose AllLanguages Max Binding
Bundle.type	required	Fixed Value: searchset http://hl7.org/fhir/ValueSet/bundle-type|4.0.1 From the FHIR Standard
Bundle.entry.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
bdl-1	error	Bundle	total only when a search or history : total.empty() or (type = 'searchset') or (type = 'history')
bdl-2	error	Bundle	entry.search only when a search : entry.search.empty() or (type = 'searchset')
bdl-3	error	Bundle	entry.request mandatory for batch/transaction/history, otherwise prohibited : entry.all(request.exists() = (%resource.type = 'batch' or %resource.type = 'transaction' or %resource.type = 'history'))
bdl-4	error	Bundle	entry.response mandatory for batch-response/transaction-response/history, otherwise prohibited : entry.all(response.exists() = (%resource.type = 'batch-response' or %resource.type = 'transaction-response' or %resource.type = 'history'))
bdl-5	error	Bundle.entry, Bundle.entry:documentReference	must be a resource unless there's a request or response : resource.exists() or request.exists() or response.exists()
bdl-7	error	Bundle	FullUrl must be unique in a bundle, or else entries with the same fullUrl must have different meta.versionId (except in history bundles) : (type = 'history') or entry.where(fullUrl.exists()).select(fullUrl&resource.meta.versionId).isDistinct()
bdl-8	error	Bundle.entry, Bundle.entry:documentReference	fullUrl cannot be a version specific reference : fullUrl.contains('/_history/').not()
bdl-9	error	Bundle	A document must have an identifier with a system and a value : type = 'document' implies (identifier.system.exists() and identifier.value.exists())
bdl-10	error	Bundle	A document must have a date : type = 'document' implies (timestamp.hasValue())
bdl-11	error	Bundle	A document must have a Composition as the first resource : type = 'document' implies entry.first().resource.is(Composition)
bdl-12	error	Bundle	A message must have a MessageHeader as the first resource : type = 'message' implies entry.first().resource.is(MessageHeader)
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Summary

Mandatory: 0 element(4 nested mandatory elements)
Must-Support: 18 elements
Fixed: 1 element
Prohibited: 3 elements

Structures

This structure refers to these other structures:

• EPA MHD DocumentReference (https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-mhd-document-reference)

Extensions

This structure refers to these extensions:

• https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
• https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Bundle.entry

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle	C	0..*	Bundle	Contains a collection of resources Constraints: bdl-1, bdl-2, bdl-3, bdl-4, bdl-7, bdl-9, bdl-10, bdl-11, bdl-12
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
type	SΣ	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Binding: BundleType (required): Indicates the purpose of a bundle - how it is intended to be used. Fixed Value: searchset
total	SΣC	0..1	unsignedInt	If search, the total number of matches
link	SΣ	0..*	BackboneElement	Links related to this Bundle
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
relation	SΣ	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	SΣ	1..1	uri	Reference details for the link
Slices for entry	ΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
entry:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
entry:documentReference	SΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
fullUrl	SΣ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	SΣC	1..1	BackboneElement	Search related information
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
Slices for extension				Content/Rules for all slices
extension:snippet	S	0..1	Extension	Extension
extension		0..0
url		1..1	uri	"snippet"
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
extension		0..0
url		1..1	uri	"pageNumber"
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet"
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
extension		0..0
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits"
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	SΣ	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information). Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	SΣ	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Bundle.type	required	Fixed Value: searchset http://hl7.org/fhir/ValueSet/bundle-type|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
bdl-1	error	Bundle	total only when a search or history : total.empty() or (type = 'searchset') or (type = 'history')
bdl-2	error	Bundle	entry.search only when a search : entry.search.empty() or (type = 'searchset')
bdl-3	error	Bundle	entry.request mandatory for batch/transaction/history, otherwise prohibited : entry.all(request.exists() = (%resource.type = 'batch' or %resource.type = 'transaction' or %resource.type = 'history'))
bdl-4	error	Bundle	entry.response mandatory for batch-response/transaction-response/history, otherwise prohibited : entry.all(response.exists() = (%resource.type = 'batch-response' or %resource.type = 'transaction-response' or %resource.type = 'history'))
bdl-5	error	Bundle.entry, Bundle.entry:documentReference	must be a resource unless there's a request or response : resource.exists() or request.exists() or response.exists()
bdl-7	error	Bundle	FullUrl must be unique in a bundle, or else entries with the same fullUrl must have different meta.versionId (except in history bundles) : (type = 'history') or entry.where(fullUrl.exists()).select(fullUrl&resource.meta.versionId).isDistinct()
bdl-8	error	Bundle.entry, Bundle.entry:documentReference	fullUrl cannot be a version specific reference : fullUrl.contains('/_history/').not()
bdl-9	error	Bundle	A document must have an identifier with a system and a value : type = 'document' implies (identifier.system.exists() and identifier.value.exists())
bdl-10	error	Bundle	A document must have a date : type = 'document' implies (timestamp.hasValue())
bdl-11	error	Bundle	A document must have a Composition as the first resource : type = 'document' implies entry.first().resource.is(Composition)
bdl-12	error	Bundle	A message must have a MessageHeader as the first resource : type = 'message' implies entry.first().resource.is(MessageHeader)
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle		0..*	Bundle	Contains a collection of resources
type	S	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Fixed Value: searchset
total	S	0..1	unsignedInt	If search, the total number of matches
link	S	0..*	BackboneElement	Links related to this Bundle
relation	S	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	S	1..1	uri	Reference details for the link
Slices for entry		0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource
entry:documentReference	S	0..*	BackboneElement	Entry in the bundle - will have a resource or information
fullUrl	S	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	S	1..1	BackboneElement	Search related information
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
Slices for extension				Content/Rules for all slices
extension:snippet	S	0..1	Extension	Extension
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
mode	S	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information).
score	S	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
request		0..0
response		0..0
signature		0..0
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Bundle	C	0..*	Bundle	Contains a collection of resources Constraints: bdl-1, bdl-2, bdl-3, bdl-4, bdl-7, bdl-9, bdl-10, bdl-11, bdl-12
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
identifier	Σ	0..1	Identifier	Persistent identifier for the bundle
type	SΣ	1..1	code	document | message | transaction | transaction-response | batch | batch-response | history | searchset | collection Binding: BundleType (required): Indicates the purpose of a bundle - how it is intended to be used. Fixed Value: searchset
timestamp	Σ	0..1	instant	When the bundle was assembled
total	SΣC	0..1	unsignedInt	If search, the total number of matches
link	SΣ	0..*	BackboneElement	Links related to this Bundle
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
relation	SΣ	1..1	string	See http://www.iana.org/assignments/link-relations/link-relations.xhtml#link-relations-1
url	SΣ	1..1	uri	Reference details for the link
Slices for entry	ΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Slice: Unordered, Open by type:resource Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
entry:All Slices				Content/Rules for all slices
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
link	Σ	0..*	See link (Bundle)	Links related to this entry
fullUrl	Σ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	Σ	0..1	Resource	A resource in the bundle
search	ΣC	0..1	BackboneElement	Search related information
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	Σ	0..1	code	match | include | outcome - why this is in the result set Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	Σ	0..1	decimal	Search ranking (between 0 and 1)
request	ΣC	0..1	BackboneElement	Additional execution information (transaction/batch/history)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
method	Σ	1..1	code	GET | HEAD | POST | PUT | DELETE | PATCH Binding: HTTPVerb (required): HTTP verbs (in the HTTP command line). See HTTP rfc for details.
url	Σ	1..1	uri	URL for HTTP equivalent of this entry
ifNoneMatch	Σ	0..1	string	For managing cache currency
ifModifiedSince	Σ	0..1	instant	For managing cache currency
ifMatch	Σ	0..1	string	For managing update contention
ifNoneExist	Σ	0..1	string	For conditional creates
response	ΣC	0..1	BackboneElement	Results of execution (transaction/batch/history)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
status	Σ	1..1	string	Status response code (text optional)
location	Σ	0..1	uri	The location (if the operation returns a location)
etag	Σ	0..1	string	The Etag for the resource (if relevant)
lastModified	Σ	0..1	instant	Server's date time modified
outcome	Σ	0..1	Resource	OperationOutcome with hints and warnings (for batch/transaction)
entry:documentReference	SΣC	0..*	BackboneElement	Entry in the bundle - will have a resource or information Constraints: bdl-5, bdl-8 This repeating element order: For bundles of type 'document' and 'message', the first resource is special (must be Composition or MessageHeader respectively). For all bundles, the meaning of the order of entries depends on the bundle type
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
link	Σ	0..*	See link (Bundle)	Links related to this entry
fullUrl	SΣ	0..1	uri	URI for resource (Absolute URL server address or URI for UUID/OID)
resource	S	1..1	EPAMHDDocumentReference	A reference to a document
search	SΣC	1..1	BackboneElement	Search related information
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:matchSnippet	S	0..*	(Complex)	EPA Match Snippet Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Extension Slice: Unordered, Closed by value:url
extension:snippet	S	0..1	Extension	Extension
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"snippet"
value[x]	S	1..1	string	Menschenlesbarer Textausschnitt, der den Kontext des Suchtreffers beschreibt
extension:pageNumber	S	0..1	Extension	Extension
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"pageNumber"
value[x]	S	1..1	string	Bei Dokumenten mit Seitennummerierung (z.B. PDF) lässt sich hier die genaue Trefferseite der Volltextsuche angeben.
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet"
extension:totalHits	S	0..1	(Complex)	EPA Match Total Hits Extension URL: https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits"
value[x]	S	1..1	integer	Gesamtanzahl der in diesem Dokument gefundenen Treffer
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
mode	SΣ	1..1	code	Gibt an, wie ein Dokument in das Suchergebnis der Volltextsuche aufgenommen wurde (d.h. direkt als Treffer, durch Beziehung oder als zusätzliche Information). Binding: SearchEntryMode (required): Why an entry is in the result set - whether it's included as a match or because of an _include requirement, or to convey information or warning information about the search process.
score	SΣ	1..1	decimal	Bewertet die Relevanz eines Dokuments für die Suchanfrage basierend auf einem berechneten Relevanzwert.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet / Code	URI
Bundle.language	preferred	CommonLanguages http://hl7.org/fhir/ValueSet/languages From the FHIR Standard Additional Bindings Purpose AllLanguages Max Binding
Bundle.type	required	Fixed Value: searchset http://hl7.org/fhir/ValueSet/bundle-type|4.0.1 From the FHIR Standard
Bundle.entry.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.search.mode	required	SearchEntryMode http://hl7.org/fhir/ValueSet/search-entry-mode|4.0.1 From the FHIR Standard
Bundle.entry:documentReference.request.method	required	HTTPVerb http://hl7.org/fhir/ValueSet/http-verb|4.0.1 From the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
bdl-1	error	Bundle	total only when a search or history : total.empty() or (type = 'searchset') or (type = 'history')
bdl-2	error	Bundle	entry.search only when a search : entry.search.empty() or (type = 'searchset')
bdl-3	error	Bundle	entry.request mandatory for batch/transaction/history, otherwise prohibited : entry.all(request.exists() = (%resource.type = 'batch' or %resource.type = 'transaction' or %resource.type = 'history'))
bdl-4	error	Bundle	entry.response mandatory for batch-response/transaction-response/history, otherwise prohibited : entry.all(response.exists() = (%resource.type = 'batch-response' or %resource.type = 'transaction-response' or %resource.type = 'history'))
bdl-5	error	Bundle.entry, Bundle.entry:documentReference	must be a resource unless there's a request or response : resource.exists() or request.exists() or response.exists()
bdl-7	error	Bundle	FullUrl must be unique in a bundle, or else entries with the same fullUrl must have different meta.versionId (except in history bundles) : (type = 'history') or entry.where(fullUrl.exists()).select(fullUrl&resource.meta.versionId).isDistinct()
bdl-8	error	Bundle.entry, Bundle.entry:documentReference	fullUrl cannot be a version specific reference : fullUrl.contains('/_history/').not()
bdl-9	error	Bundle	A document must have an identifier with a system and a value : type = 'document' implies (identifier.system.exists() and identifier.value.exists())
bdl-10	error	Bundle	A document must have a date : type = 'document' implies (timestamp.hasValue())
bdl-11	error	Bundle	A document must have a Composition as the first resource : type = 'document' implies entry.first().resource.is(Composition)
bdl-12	error	Bundle	A message must have a MessageHeader as the first resource : type = 'message' implies entry.first().resource.is(MessageHeader)
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Summary

Mandatory: 0 element(4 nested mandatory elements)
Must-Support: 18 elements
Fixed: 1 element
Prohibited: 3 elements

Structures

This structure refers to these other structures:

• EPA MHD DocumentReference (https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-mhd-document-reference)

Extensions

This structure refers to these extensions:

• https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-snippet
• https://gematik.de/fhir/epa-mhd/StructureDefinition/epa-match-total-hits

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Bundle.entry