devicerequest-patientInstruction.xml 1 <?xml version="1.0" encoding="utf-8"?> 2 <StructureDefinition xmlns="http://hl7.org/fhir"> 3 <id value="devicerequest-patientInstruction" /> 4 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"> 5 <valueCode value="oo" /> 6 </extension> 7 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"> 8 <valueInteger value="1" /> 9 </extension> 10 <url value="http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction" /> 11 <version value="4.0.1" /> 12 <name value="patientInstruction" /> 13 <title value="Directions" /> 14 <status value="draft" /> 15 <date value="2015-02-21" /> 16 <publisher value="Health Level Seven, Inc. - FHIR WG" /> 17 <contact> 18 <telecom> 19 <system value="url" /> 20 <value value="HL7" /> 21 </telecom> 22 </contact> 23 <description value="Simple concise instructions to be read by the patient. For example “twice a day” rather than “BID.”." /> 24 <fhirVersion value="4.0.1" /> 25 <mapping> 26 <identity value="rim" /> 27 <uri value="http://hl7.org/v3" /> 28 <name value="RIM Mapping" /> 29 </mapping> 30 <kind value="complex-type" /> 31 <abstract value="false" /> 32 <context> 33 <type value="element" /> 34 <expression value="DeviceRequest" /> 35 </context> 36 <type value="Extension" /> 37 <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" /> 38 <derivation value="constraint" /> 39 <snapshot> 40 <element id="Extension"> 41 <path value="Extension" /> 42 <short value="Patient Friendly Insructions" /> 43 <definition value="Simple concise instructions to be read by the patient. For example “twice a day” rather than “BID.”." /> 44 <comment value="Should use only common terms and sentences. Use of unfamiliar words and jargon should be avoided." /> 45 <min value="0" /> 46 <max value="*" /> 47 <base> 48 <path value="Extension" /> 49 <min value="0" /> 50 <max value="*" /> 51 </base> 52 <condition value="ele-1" /> 53 <constraint> 54 <key value="ele-1" /> 55 <severity value="error" /> 56 <human value="All FHIR elements must have a @value or children" /> 57 <expression value="hasValue() or (children().count() > id.count())" /> 58 <xpath value="@value|f:*|h:div" /> 59 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 60 </constraint> 61 <constraint> 62 <key value="ext-1" /> 63 <severity value="error" /> 64 <human value="Must have either extensions or value[x], not both" /> 65 <expression value="extension.exists() != value.exists()" /> 66 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" /> 67 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 68 </constraint> 69 <isModifier value="false" /> 70 </element> 71 <element id="Extension.id"> 72 <path value="Extension.id" /> 73 <representation value="xmlAttr" /> 74 <short value="Unique id for inter-element referencing" /> 75 <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." /> 76 <min value="0" /> 77 <max value="1" /> 78 <base> 79 <path value="Element.id" /> 80 <min value="0" /> 81 <max value="1" /> 82 </base> 83 <type> 84 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> 85 <valueUrl value="string" /> 86 </extension> 87 <code value="http://hl7.org/fhirpath/System.String" /> 88 </type> 89 <isModifier value="false" /> 90 <isSummary value="false" /> 91 <mapping> 92 <identity value="rim" /> 93 <map value="n/a" /> 94 </mapping> 95 </element> 96 <element id="Extension.extension"> 97 <path value="Extension.extension" /> 98 <slicing> 99 <discriminator> 100 <type value="value" /> 101 <path value="url" /> 102 </discriminator> 103 <description value="Extensions are always sliced by (at least) url" /> 104 <rules value="open" /> 105 </slicing> 106 <short value="Additional content defined by implementations" /> 107 <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." /> 108 <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." /> 109 <alias value="extensions" /> 110 <alias value="user content" /> 111 <min value="0" /> 112 <max value="*" /> 113 <base> 114 <path value="Element.extension" /> 115 <min value="0" /> 116 <max value="*" /> 117 </base> 118 <type> 119 <code value="Extension" /> 120 </type> 121 <constraint> 122 <key value="ele-1" /> 123 <severity value="error" /> 124 <human value="All FHIR elements must have a @value or children" /> 125 <expression value="hasValue() or (children().count() > id.count())" /> 126 <xpath value="@value|f:*|h:div" /> 127 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 128 </constraint> 129 <constraint> 130 <key value="ext-1" /> 131 <severity value="error" /> 132 <human value="Must have either extensions or value[x], not both" /> 133 <expression value="extension.exists() != value.exists()" /> 134 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])" /> 135 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 136 </constraint> 137 <isModifier value="false" /> 138 <isSummary value="false" /> 139 <mapping> 140 <identity value="rim" /> 141 <map value="n/a" /> 142 </mapping> 143 </element> 144 <element id="Extension.extension:lang"> 145 <path value="Extension.extension" /> 146 <sliceName value="lang" /> 147 <short value="Language" /> 148 <definition value="Code for Language." /> 149 <min value="1" /> 150 <max value="1" /> 151 <base> 152 <path value="Element.extension" /> 153 <min value="0" /> 154 <max value="*" /> 155 </base> 156 <type> 157 <code value="Extension" /> 158 </type> 159 <constraint> 160 <key value="ele-1" /> 161 <severity value="error" /> 162 <human value="All FHIR elements must have a @value or children" /> 163 <expression value="hasValue() or (children().count() > id.count())" /> 164 <xpath value="@value|f:*|h:div" /> 165 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 166 </constraint> 167 <constraint> 168 <key value="ext-1" /> 169 <severity value="error" /> 170 <human value="Must have either extensions or value[x], not both" /> 171 <expression value="extension.exists() != value.exists()" /> 172 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])" /> 173 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 174 </constraint> 175 <isModifier value="false" /> 176 <isSummary value="false" /> 177 </element> 178 <element id="Extension.extension:lang.id"> 179 <path value="Extension.extension.id" /> 180 <representation value="xmlAttr" /> 181 <short value="Unique id for inter-element referencing" /> 182 <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." /> 183 <min value="0" /> 184 <max value="1" /> 185 <base> 186 <path value="Element.id" /> 187 <min value="0" /> 188 <max value="1" /> 189 </base> 190 <type> 191 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> 192 <valueUrl value="string" /> 193 </extension> 194 <code value="http://hl7.org/fhirpath/System.String" /> 195 </type> 196 <isModifier value="false" /> 197 <isSummary value="false" /> 198 <mapping> 199 <identity value="rim" /> 200 <map value="n/a" /> 201 </mapping> 202 </element> 203 <element id="Extension.extension:lang.extension"> 204 <path value="Extension.extension.extension" /> 205 <slicing> 206 <discriminator> 207 <type value="value" /> 208 <path value="url" /> 209 </discriminator> 210 <description value="Extensions are always sliced by (at least) url" /> 211 <rules value="open" /> 212 </slicing> 213 <short value="Extension" /> 214 <definition value="An Extension" /> 215 <min value="0" /> 216 <max value="0" /> 217 <base> 218 <path value="Element.extension" /> 219 <min value="0" /> 220 <max value="*" /> 221 </base> 222 <type> 223 <code value="Extension" /> 224 </type> 225 <constraint> 226 <key value="ele-1" /> 227 <severity value="error" /> 228 <human value="All FHIR elements must have a @value or children" /> 229 <expression value="hasValue() or (children().count() > id.count())" /> 230 <xpath value="@value|f:*|h:div" /> 231 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 232 </constraint> 233 <constraint> 234 <key value="ext-1" /> 235 <severity value="error" /> 236 <human value="Must have either extensions or value[x], not both" /> 237 <expression value="extension.exists() != value.exists()" /> 238 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])" /> 239 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 240 </constraint> 241 <isModifier value="false" /> 242 <isSummary value="false" /> 243 </element> 244 <element id="Extension.extension:lang.url"> 245 <path value="Extension.extension.url" /> 246 <representation value="xmlAttr" /> 247 <short value="identifies the meaning of the extension" /> 248 <definition value="Source of the definition for the extension code - a logical name or a URL." /> 249 <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." /> 250 <min value="1" /> 251 <max value="1" /> 252 <base> 253 <path value="Extension.url" /> 254 <min value="1" /> 255 <max value="1" /> 256 </base> 257 <type> 258 <code value="uri" /> 259 </type> 260 <fixedUri value="lang" /> 261 <isModifier value="false" /> 262 <isSummary value="false" /> 263 <mapping> 264 <identity value="rim" /> 265 <map value="N/A" /> 266 </mapping> 267 </element> 268 <element id="Extension.extension:lang.value[x]"> 269 <path value="Extension.extension.value[x]" /> 270 <short value="Value of extension" /> 271 <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/extensibility.html) for a list)." /> 272 <min value="1" /> 273 <max value="1" /> 274 <base> 275 <path value="Extension.value[x]" /> 276 <min value="0" /> 277 <max value="1" /> 278 </base> 279 <type> 280 <code value="code" /> 281 </type> 282 <constraint> 283 <key value="ele-1" /> 284 <severity value="error" /> 285 <human value="All FHIR elements must have a @value or children" /> 286 <expression value="hasValue() or (children().count() > id.count())" /> 287 <xpath value="@value|f:*|h:div" /> 288 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 289 </constraint> 290 <isModifier value="false" /> 291 <isSummary value="false" /> 292 <binding> 293 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet"> 294 <valueCanonical value="http://hl7.org/fhir/ValueSet/all-languages" /> 295 </extension> 296 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> 297 <valueString value="Language" /> 298 </extension> 299 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> 300 <valueBoolean value="true" /> 301 </extension> 302 <strength value="preferred" /> 303 <description value="A human language." /> 304 <valueSet value="http://hl7.org/fhir/ValueSet/languages" /> 305 </binding> 306 <mapping> 307 <identity value="rim" /> 308 <map value="N/A" /> 309 </mapping> 310 </element> 311 <element id="Extension.extension:content"> 312 <path value="Extension.extension" /> 313 <sliceName value="content" /> 314 <short value="Text" /> 315 <definition value="The actual text containing the instructions." /> 316 <min value="1" /> 317 <max value="1" /> 318 <base> 319 <path value="Element.extension" /> 320 <min value="0" /> 321 <max value="*" /> 322 </base> 323 <type> 324 <code value="Extension" /> 325 </type> 326 <constraint> 327 <key value="ele-1" /> 328 <severity value="error" /> 329 <human value="All FHIR elements must have a @value or children" /> 330 <expression value="hasValue() or (children().count() > id.count())" /> 331 <xpath value="@value|f:*|h:div" /> 332 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 333 </constraint> 334 <constraint> 335 <key value="ext-1" /> 336 <severity value="error" /> 337 <human value="Must have either extensions or value[x], not both" /> 338 <expression value="extension.exists() != value.exists()" /> 339 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])" /> 340 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 341 </constraint> 342 <isModifier value="false" /> 343 <isSummary value="false" /> 344 </element> 345 <element id="Extension.extension:content.id"> 346 <path value="Extension.extension.id" /> 347 <representation value="xmlAttr" /> 348 <short value="Unique id for inter-element referencing" /> 349 <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." /> 350 <min value="0" /> 351 <max value="1" /> 352 <base> 353 <path value="Element.id" /> 354 <min value="0" /> 355 <max value="1" /> 356 </base> 357 <type> 358 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> 359 <valueUrl value="string" /> 360 </extension> 361 <code value="http://hl7.org/fhirpath/System.String" /> 362 </type> 363 <isModifier value="false" /> 364 <isSummary value="false" /> 365 <mapping> 366 <identity value="rim" /> 367 <map value="n/a" /> 368 </mapping> 369 </element> 370 <element id="Extension.extension:content.extension"> 371 <path value="Extension.extension.extension" /> 372 <slicing> 373 <discriminator> 374 <type value="value" /> 375 <path value="url" /> 376 </discriminator> 377 <description value="Extensions are always sliced by (at least) url" /> 378 <rules value="open" /> 379 </slicing> 380 <short value="Extension" /> 381 <definition value="An Extension" /> 382 <min value="0" /> 383 <max value="0" /> 384 <base> 385 <path value="Element.extension" /> 386 <min value="0" /> 387 <max value="*" /> 388 </base> 389 <type> 390 <code value="Extension" /> 391 </type> 392 <constraint> 393 <key value="ele-1" /> 394 <severity value="error" /> 395 <human value="All FHIR elements must have a @value or children" /> 396 <expression value="hasValue() or (children().count() > id.count())" /> 397 <xpath value="@value|f:*|h:div" /> 398 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 399 </constraint> 400 <constraint> 401 <key value="ext-1" /> 402 <severity value="error" /> 403 <human value="Must have either extensions or value[x], not both" /> 404 <expression value="extension.exists() != value.exists()" /> 405 <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")])" /> 406 <source value="http://hl7.org/fhir/StructureDefinition/Extension" /> 407 </constraint> 408 <isModifier value="false" /> 409 <isSummary value="false" /> 410 </element> 411 <element id="Extension.extension:content.url"> 412 <path value="Extension.extension.url" /> 413 <representation value="xmlAttr" /> 414 <short value="identifies the meaning of the extension" /> 415 <definition value="Source of the definition for the extension code - a logical name or a URL." /> 416 <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." /> 417 <min value="1" /> 418 <max value="1" /> 419 <base> 420 <path value="Extension.url" /> 421 <min value="1" /> 422 <max value="1" /> 423 </base> 424 <type> 425 <code value="uri" /> 426 </type> 427 <fixedUri value="content" /> 428 <isModifier value="false" /> 429 <isSummary value="false" /> 430 <mapping> 431 <identity value="rim" /> 432 <map value="N/A" /> 433 </mapping> 434 </element> 435 <element id="Extension.extension:content.value[x]"> 436 <path value="Extension.extension.value[x]" /> 437 <short value="Value of extension" /> 438 <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/extensibility.html) for a list)." /> 439 <min value="1" /> 440 <max value="1" /> 441 <base> 442 <path value="Extension.value[x]" /> 443 <min value="0" /> 444 <max value="1" /> 445 </base> 446 <type> 447 <code value="string" /> 448 </type> 449 <constraint> 450 <key value="ele-1" /> 451 <severity value="error" /> 452 <human value="All FHIR elements must have a @value or children" /> 453 <expression value="hasValue() or (children().count() > id.count())" /> 454 <xpath value="@value|f:*|h:div" /> 455 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 456 </constraint> 457 <isModifier value="false" /> 458 <isSummary value="false" /> 459 <mapping> 460 <identity value="rim" /> 461 <map value="N/A" /> 462 </mapping> 463 </element> 464 <element id="Extension.url"> 465 <path value="Extension.url" /> 466 <representation value="xmlAttr" /> 467 <short value="identifies the meaning of the extension" /> 468 <definition value="Source of the definition for the extension code - a logical name or a URL." /> 469 <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." /> 470 <min value="1" /> 471 <max value="1" /> 472 <base> 473 <path value="Extension.url" /> 474 <min value="1" /> 475 <max value="1" /> 476 </base> 477 <type> 478 <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"> 479 <valueUrl value="uri" /> 480 </extension> 481 <code value="http://hl7.org/fhirpath/System.String" /> 482 </type> 483 <fixedUri value="http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction" /> 484 <isModifier value="false" /> 485 <isSummary value="false" /> 486 <mapping> 487 <identity value="rim" /> 488 <map value="N/A" /> 489 </mapping> 490 </element> 491 <element id="Extension.value[x]"> 492 <path value="Extension.value[x]" /> 493 <short value="Value of extension" /> 494 <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/extensibility.html) for a list)." /> 495 <min value="0" /> 496 <max value="0" /> 497 <base> 498 <path value="Extension.value[x]" /> 499 <min value="0" /> 500 <max value="1" /> 501 </base> 502 <type> 503 <code value="base64Binary" /> 504 </type> 505 <type> 506 <code value="boolean" /> 507 </type> 508 <type> 509 <code value="canonical" /> 510 </type> 511 <type> 512 <code value="code" /> 513 </type> 514 <type> 515 <code value="date" /> 516 </type> 517 <type> 518 <code value="dateTime" /> 519 </type> 520 <type> 521 <code value="decimal" /> 522 </type> 523 <type> 524 <code value="id" /> 525 </type> 526 <type> 527 <code value="instant" /> 528 </type> 529 <type> 530 <code value="integer" /> 531 </type> 532 <type> 533 <code value="markdown" /> 534 </type> 535 <type> 536 <code value="oid" /> 537 </type> 538 <type> 539 <code value="positiveInt" /> 540 </type> 541 <type> 542 <code value="string" /> 543 </type> 544 <type> 545 <code value="time" /> 546 </type> 547 <type> 548 <code value="unsignedInt" /> 549 </type> 550 <type> 551 <code value="uri" /> 552 </type> 553 <type> 554 <code value="url" /> 555 </type> 556 <type> 557 <code value="uuid" /> 558 </type> 559 <type> 560 <code value="Address" /> 561 </type> 562 <type> 563 <code value="Age" /> 564 </type> 565 <type> 566 <code value="Annotation" /> 567 </type> 568 <type> 569 <code value="Attachment" /> 570 </type> 571 <type> 572 <code value="CodeableConcept" /> 573 </type> 574 <type> 575 <code value="Coding" /> 576 </type> 577 <type> 578 <code value="ContactPoint" /> 579 </type> 580 <type> 581 <code value="Count" /> 582 </type> 583 <type> 584 <code value="Distance" /> 585 </type> 586 <type> 587 <code value="Duration" /> 588 </type> 589 <type> 590 <code value="HumanName" /> 591 </type> 592 <type> 593 <code value="Identifier" /> 594 </type> 595 <type> 596 <code value="Money" /> 597 </type> 598 <type> 599 <code value="Period" /> 600 </type> 601 <type> 602 <code value="Quantity" /> 603 </type> 604 <type> 605 <code value="Range" /> 606 </type> 607 <type> 608 <code value="Ratio" /> 609 </type> 610 <type> 611 <code value="Reference" /> 612 </type> 613 <type> 614 <code value="SampledData" /> 615 </type> 616 <type> 617 <code value="Signature" /> 618 </type> 619 <type> 620 <code value="Timing" /> 621 </type> 622 <type> 623 <code value="ContactDetail" /> 624 </type> 625 <type> 626 <code value="Contributor" /> 627 </type> 628 <type> 629 <code value="DataRequirement" /> 630 </type> 631 <type> 632 <code value="Expression" /> 633 </type> 634 <type> 635 <code value="ParameterDefinition" /> 636 </type> 637 <type> 638 <code value="RelatedArtifact" /> 639 </type> 640 <type> 641 <code value="TriggerDefinition" /> 642 </type> 643 <type> 644 <code value="UsageContext" /> 645 </type> 646 <type> 647 <code value="Dosage" /> 648 </type> 649 <type> 650 <code value="Meta" /> 651 </type> 652 <constraint> 653 <key value="ele-1" /> 654 <severity value="error" /> 655 <human value="All FHIR elements must have a @value or children" /> 656 <expression value="hasValue() or (children().count() > id.count())" /> 657 <xpath value="@value|f:*|h:div" /> 658 <source value="http://hl7.org/fhir/StructureDefinition/Element" /> 659 </constraint> 660 <isModifier value="false" /> 661 <isSummary value="false" /> 662 <mapping> 663 <identity value="rim" /> 664 <map value="N/A" /> 665 </mapping> 666 </element> 667 </snapshot> 668 <differential> 669 <element id="Extension"> 670 <path value="Extension" /> 671 <short value="Patient Friendly Insructions" /> 672 <definition value="Simple concise instructions to be read by the patient. For example “twice a day” rather than “BID.”." /> 673 <comment value="Should use only common terms and sentences. Use of unfamiliar words and jargon should be avoided." /> 674 <min value="0" /> 675 <max value="*" /> 676 </element> 677 <element id="Extension.extension:lang"> 678 <path value="Extension.extension" /> 679 <sliceName value="lang" /> 680 <short value="Language" /> 681 <definition value="Code for Language." /> 682 <min value="1" /> 683 <max value="1" /> 684 <type> 685 <code value="Extension" /> 686 </type> 687 </element> 688 <element id="Extension.extension:lang.extension"> 689 <path value="Extension.extension.extension" /> 690 <max value="0" /> 691 </element> 692 <element id="Extension.extension:lang.url"> 693 <path value="Extension.extension.url" /> 694 <type> 695 <code value="uri" /> 696 </type> 697 <fixedUri value="lang" /> 698 </element> 699 <element id="Extension.extension:lang.value[x]"> 700 <path value="Extension.extension.value[x]" /> 701 <min value="1" /> 702 <type> 703 <code value="code" /> 704 </type> 705 <binding> 706 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet"> 707 <valueCanonical value="http://hl7.org/fhir/ValueSet/all-languages" /> 708 </extension> 709 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName"> 710 <valueString value="Language" /> 711 </extension> 712 <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding"> 713 <valueBoolean value="true" /> 714 </extension> 715 <strength value="preferred" /> 716 <description value="A human language." /> 717 <valueSet value="http://hl7.org/fhir/ValueSet/languages" /> 718 </binding> 719 </element> 720 <element id="Extension.extension:content"> 721 <path value="Extension.extension" /> 722 <sliceName value="content" /> 723 <short value="Text" /> 724 <definition value="The actual text containing the instructions." /> 725 <min value="1" /> 726 <max value="1" /> 727 <type> 728 <code value="Extension" /> 729 </type> 730 </element> 731 <element id="Extension.extension:content.extension"> 732 <path value="Extension.extension.extension" /> 733 <max value="0" /> 734 </element> 735 <element id="Extension.extension:content.url"> 736 <path value="Extension.extension.url" /> 737 <type> 738 <code value="uri" /> 739 </type> 740 <fixedUri value="content" /> 741 </element> 742 <element id="Extension.extension:content.value[x]"> 743 <path value="Extension.extension.value[x]" /> 744 <min value="1" /> 745 <type> 746 <code value="string" /> 747 </type> 748 </element> 749 <element id="Extension.url"> 750 <path value="Extension.url" /> 751 <fixedUri value="http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction" /> 752 </element> 753 <element id="Extension.value[x]"> 754 <path value="Extension.value[x]" /> 755 <min value="0" /> 756 <max value="0" /> 757 </element> 758 </differential> 759 </StructureDefinition>