<status value="draft" /> <date value="2019-12-11T06:19:47.5626204+00:00" /> <publisher value="hl7fhir.cn" /> <description value="由开始和结束时间组成的时间段范围。" /> <fhirVersion value="4.0.0" /> <mapping> <identity value="v2" /> <uri value="http://hl7.org/v2" /> <name value="HL7 v2 Mapping" /> </mapping> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <kind value="complex-type" /> <abstract value="false" /> <type value="Period" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Period" /> <derivation value="constraint" /> <snapshot> <element id="Period"> <path value="Period" /> <short value="时段范围" /> <definition value="由开始和结束时间以及可选时间定义的时间段范围。" /> <comment value="注意是时间段Period数据类型，而非持续时间Duration数据类型。结束时间应总是晚于开始时间。" /> <min value="0" /> <max value="*" /> <base> <path value="Period" /> <min value="0" /> <max value="*" /> </base> <condition value="ele-1" /> <constraint> <key value="ele-1" /> <severity value="error" /> <human value="All FHIR elements must have a @value or children" /> <expression value="hasValue() or (children().count() > id.count())" /> <xpath value="@value|f:*|h:div" /> <source value="http://hl7.org/fhir/StructureDefinition/Element" /> </constraint> <constraint> <key value="per-1" /> <severity value="error" /> <human value="If present, start SHALL have a lower value than end" /> <expression value="start.hasValue().not() or end.hasValue().not() or (start <= end)" /> <xpath value="not(exists(f:start/@value)) or not(exists(f:end/@value)) or (xs:dateTime(f:start/@value) <= xs:dateTime(f:end/@value))" /> <source value="http://hl7.org/fhir/StructureDefinition/Period" /> </constraint> <mapping> <identity value="rim" /> <map value="n/a" /> </mapping> <mapping> <identity value="v2" /> <map value="DR" /> </mapping> <mapping> <identity value="rim" /> <map value="IVL<TS>[lowClosed="true" and highClosed="true"] or URG<TS>[lowClosed="true" and highClosed="true"]" /> </mapping> </element> <element id="Period.id"> <path value="Period.id" /> <representation value="xmlAttr" /> <short value="Unique id for inter-element referencing" /> <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." /> <min value="0" /> <max value="1" /> <base> <path value="Element.id" /> <min value="0" /> <max value="1" /> </base> <type> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> <valueUrl value="string" /> </extension> <code value="http://hl7.org/fhirpath/System.String" /> </type> <mapping> <identity value="rim" /> <map value="n/a" /> </mapping> </element> <element id="Period.extension"> <path value="Period.extension" /> <slicing> <discriminator> <type value="value" /> <path value="url" /> </discriminator> <description value="Extensions are always sliced by (at least) url" /> <rules value="open" /> </slicing> <short value="Additional content defined by implementations" /> <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." /> <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." /> <alias value="extensions" /> <alias value="user content" /> <min value="0" /> <max value="*" /> <base> <path value="Element.extension" /> <min value="0" /> <max value="*" /> </base> <type> <code value="Extension" /> </type> <condition value="ele-1" /> <constraint> <key value="ele-1" /> <severity value="error" /> <human value="All FHIR elements must have a @value or children" /> <expression value="hasValue() or (children().count() > id.count())" /> <xpath value="@value|f:*|h:div" /> <source value="http://hl7.org/fhir/StructureDefinition/Element" /> </constraint> <constraint> <key value="ext-1" /> <severity value="error" /> <human value="Must have either extensions or value[x], not both" /> <expression value="extension.exists() != value.exists()" /> <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" /> <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> </constraint> <mapping> <identity value="rim" /> <map value="n/a" /> </mapping> <mapping> <identity value="rim" /> <map value="N/A" /> </mapping> </element> <element id="Period.start"> <path value="Period.start" /> <short value="开始时间" /> <definition value="一个时间段的开始时间，包含边界的时间点，即“晚于等于此时间”" /> <comment value="如果开始时间填写的是日期而非精确的时间，则开始边界为此日期的最早的时刻" /> <min value="0" /> <max value="1" /> <base> <path value="Period.start" /> <min value="0" /> <max value="1" /> </base> <type> <code value="dateTime" /> </type> <meaningWhenMissing value="如果缺少此元素，则意味着开始时间未知。" /> <condition value="ele-1" /> <condition value="per-1" /> <constraint> <key value="ele-1" /> <severity value="error" /> <human value="All FHIR elements must have a @value or children" /> <expression value="hasValue() or (children().count() > id.count())" /> <xpath value="@value|f:*|h:div" /> <source value="http://hl7.org/fhir/StructureDefinition/Element" /> </constraint> <isSummary value="true" /> <mapping> <identity value="rim" /> <map value="n/a" /> </mapping> <mapping> <identity value="v2" /> <map value="DR.1" /> </mapping> <mapping> <identity value="rim" /> <map value="./low" /> </mapping> </element> <element id="Period.end"> <path value="Period.end" /> <short value="结束时间，包括边界，如果不进行" /> <definition value="一个时间段的结束时间，包含边界的时间点，即“早于等于此时间”。在创建时间段时如果没有指定此结束时间，则意味着不知道何时结束，反之，则意味着该时间段预计或计划在那时结束。" /> <comment value="如果结束时间填写的是日期而非精确的时间，则结束边界为此日期的最后一刻。" /> <min value="0" /> <max value="1" /> <base> <path value="Period.end" /> <min value="0" /> <max value="1" /> </base> <type> <code value="dateTime" /> </type> <meaningWhenMissing value="如果缺少此元素，则意味着事件一定要在持续进行，结束时间暂未知。" /> <condition value="ele-1" /> <condition value="per-1" /> <constraint> <key value="ele-1" /> <severity value="error" /> <human value="All FHIR elements must have a @value or children" /> <expression value="hasValue() or (children().count() > id.count())" /> <xpath value="@value|f:*|h:div" /> <source value="http://hl7.org/fhir/StructureDefinition/Element" /> </constraint> <isSummary value="true" /> <mapping> <identity value="rim" /> <map value="n/a" /> </mapping> <mapping> <identity value="v2" /> <map value="DR.2" /> </mapping> <mapping> <identity value="rim" /> <map value="./high" /> </mapping> </element> </snapshot> <differential> <element id="Period"> <path value="Period" /> <short value="时段范围" /> <definition value="由开始和结束时间以及可选时间定义的时间段范围。" /> <comment value="注意是时间段Period数据类型，而非持续时间Duration数据类型。结束时间应总是晚于开始时间。" /> </element> <element id="Period.start"> <path value="Period.start" /> <short value="开始时间" /> <definition value="一个时间段的开始时间，包含边界的时间点，即“晚于等于此时间”" /> <comment value="如果开始时间填写的是日期而非精确的时间，则开始边界为此日期的最早的时刻" /> <meaningWhenMissing value="如果缺少此元素，则意味着开始时间未知。" /> </element> <element id="Period.end"> <path value="Period.end" /> <short value="结束时间，包括边界，如果不进行" /> <definition value="一个时间段的结束时间，包含边界的时间点，即“早于等于此时间”。在创建时间段时如果没有指定此结束时间，则意味着不知道何时结束，反之，则意味着该时间段预计或计划在那时结束。" /> <comment value="如果结束时间填写的是日期而非精确的时间，则结束边界为此日期的最后一刻。" /> <meaningWhenMissing value="如果缺少此元素，则意味着事件一定要在持续进行，结束时间暂未知。" /> </element> </differential> </StructureDefinition>