<?xml version="1.0" encoding="UTF-8"?>
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 * distributed under the License is distributed on an "AS IS" BASIS,
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/*
  Copyright (c) 2011+, HL7, Inc.
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without modification, 
  are permitted provided that the following conditions are met:
  
   * Redistributions of source code must retain the above copyright notice, this 
     list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, 
     this list of conditions and the following disclaimer in the documentation 
     and/or other materials provided with the distribution.
   * Neither the name of HL7 nor the names of its contributors may be used to 
     endorse or promote products derived from this software without specific 
     prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
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  Generated on Sun, Jun 21, 2026 23:26+0000 for FHIR v6.0.0-ballot4 

  Note: the schemas &amp; schematrons do not contain all of the rules about what makes resources
  valid. Implementers will still need to be familiar with the content of the specification and with
  any profiles that apply to the resources in order to make a conformant implementation.

-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="http://hl7.org/fhir" xmlns:xhtml="http://www.w3.org/1999/xhtml" targetNamespace="http://hl7.org/fhir" elementFormDefault="qualified" version="1.0">
  <xs:include schemaLocation="fhir-base.xsd"/>
  <xs:element name="Parameters" type="Parameters">
    <xs:annotation>
      <xs:documentation xml:lang="en">This resource is used to pass information into and back from an operation (whether invoked directly from REST or within a messaging environment).  It is not persisted or allowed to be referenced by other resources.</xs:documentation>
    </xs:annotation>
  </xs:element>
  <xs:complexType name="Parameters">
    <xs:annotation>
      <xs:documentation xml:lang="en">This resource is used to pass information into and back from an operation (whether invoked directly from REST or within a messaging environment).  It is not persisted or allowed to be referenced by other resources.</xs:documentation>
      <xs:documentation xml:lang="en">If the element is present, it must have either a @value, an @id, or extensions</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="Resource">
        <xs:sequence>
          <xs:element name="parameter" type="Parameters.Parameter" minOccurs="0" maxOccurs="unbounded">
            <xs:annotation>
              <xs:documentation xml:lang="en">A parameter passed to or received from the operation.</xs:documentation>
           </xs:annotation>
          </xs:element>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
  <xs:complexType name="Parameters.Parameter">
    <xs:annotation>
      <xs:documentation xml:lang="en">This resource is used to pass information into and back from an operation (whether invoked directly from REST or within a messaging environment).  It is not persisted or allowed to be referenced by other resources.</xs:documentation>
    </xs:annotation>
    <xs:complexContent>
      <xs:extension base="BackboneElement">
        <xs:sequence>
          <xs:element name="name" minOccurs="1" maxOccurs="1" type="string">
            <xs:annotation>
              <xs:documentation xml:lang="en">The name of the parameter (reference to the operation definition).</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:choice minOccurs="0" maxOccurs="1" >
            <xs:annotation>
              <xs:documentation xml:lang="en">Conveys the content if the parameter is a data type.</xs:documentation>
            </xs:annotation>
            <xs:element name="valueBase64Binary" type="base64Binary"/>
            <xs:element name="valueBoolean" type="boolean"/>
            <xs:element name="valueCanonical" type="canonical"/>
            <xs:element name="valueCode" type="code"/>
            <xs:element name="valueDate" type="date"/>
            <xs:element name="valueDateTime" type="dateTime"/>
            <xs:element name="valueDecimal" type="decimal"/>
            <xs:element name="valueId" type="id"/>
            <xs:element name="valueInstant" type="instant"/>
            <xs:element name="valueInteger" type="integer"/>
            <xs:element name="valueInteger64" type="integer64"/>
            <xs:element name="valueMarkdown" type="markdown"/>
            <xs:element name="valueOid" type="oid"/>
            <xs:element name="valuePositiveInt" type="positiveInt"/>
            <xs:element name="valueString" type="string"/>
            <xs:element name="valueTime" type="time"/>
            <xs:element name="valueUnsignedInt" type="unsignedInt"/>
            <xs:element name="valueUri" type="uri"/>
            <xs:element name="valueUrl" type="url"/>
            <xs:element name="valueUuid" type="uuid"/>
            <xs:element name="valueAddress" type="Address"/>
            <xs:element name="valueAge" type="Age"/>
            <xs:element name="valueAnnotation" type="Annotation"/>
            <xs:element name="valueAttachment" type="Attachment"/>
            <xs:element name="valueCodeableConcept" type="CodeableConcept"/>
            <xs:element name="valueCodeableReference" type="CodeableReference"/>
            <xs:element name="valueCoding" type="Coding"/>
            <xs:element name="valueContactPoint" type="ContactPoint"/>
            <xs:element name="valueCount" type="Count"/>
            <xs:element name="valueDistance" type="Distance"/>
            <xs:element name="valueDuration" type="Duration"/>
            <xs:element name="valueHumanName" type="HumanName"/>
            <xs:element name="valueIdentifier" type="Identifier"/>
            <xs:element name="valueMoney" type="Money"/>
            <xs:element name="valuePeriod" type="Period"/>
            <xs:element name="valueQuantity" type="Quantity"/>
            <xs:element name="valueRange" type="Range"/>
            <xs:element name="valueRatio" type="Ratio"/>
            <xs:element name="valueRatioRange" type="RatioRange"/>
            <xs:element name="valueReference" type="Reference"/>
            <xs:element name="valueSampledData" type="SampledData"/>
            <xs:element name="valueSignature" type="Signature"/>
            <xs:element name="valueTiming" type="Timing"/>
            <xs:element name="valueContactDetail" type="ContactDetail"/>
            <xs:element name="valueDataRequirement" type="DataRequirement"/>
            <xs:element name="valueExpression" type="Expression"/>
            <xs:element name="valueParameterDefinition" type="ParameterDefinition"/>
            <xs:element name="valueRelatedArtifact" type="RelatedArtifact"/>
            <xs:element name="valueTriggerDefinition" type="TriggerDefinition"/>
            <xs:element name="valueUsageContext" type="UsageContext"/>
            <xs:element name="valueAvailability" type="Availability"/>
            <xs:element name="valueExtendedContactDetail" type="ExtendedContactDetail"/>
            <xs:element name="valueVirtualServiceDetail" type="VirtualServiceDetail"/>
            <xs:element name="valueDosage" type="Dosage"/>
            <xs:element name="valueMeta" type="Meta"/>
          </xs:choice>
          <xs:element name="resource" minOccurs="0" maxOccurs="1" type="ResourceContainer">
            <xs:annotation>
              <xs:documentation xml:lang="en">Conveys the content if the parameter is a whole resource.</xs:documentation>
           </xs:annotation>
          </xs:element>
          <xs:element name="part" type="Parameters.Parameter" minOccurs="0" maxOccurs="unbounded">
            <xs:annotation>
              <xs:documentation xml:lang="en">A named part of a multi-part parameter.</xs:documentation>
           </xs:annotation>
          </xs:element>
        </xs:sequence>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
</xs:schema>
