diff --git a/src/views/trials/trials-panel/reading/none-dicoms/index.vue b/src/views/trials/trials-panel/reading/none-dicoms/index.vue
index 08d5cde7..e60b3bc2 100644
--- a/src/views/trials/trials-panel/reading/none-dicoms/index.vue
+++ b/src/views/trials/trials-panel/reading/none-dicoms/index.vue
@@ -108,6 +108,7 @@ export default {
         const res = await getNextTask(params)
         this.taskInfo = res.Result
         localStorage.setItem('taskInfo', JSON.stringify(res.Result))
+        localStorage.setItem('digitPlaces', JSON.stringify(res.Result.DigitPlaces))
         this.loading = false
         this.$nextTick(() => {
           if (this.taskInfo.IsExistsClinicalData && this.taskInfo.IsNeedReadClinicalData && !this.taskInfo.IsReadClinicalData) {
diff --git a/src/views/trials/trials-panel/reading/visit-review/components/FileViewer.vue b/src/views/trials/trials-panel/reading/visit-review/components/FileViewer.vue
index 909d56ae..a953a66c 100644
--- a/src/views/trials/trials-panel/reading/visit-review/components/FileViewer.vue
+++ b/src/views/trials/trials-panel/reading/visit-review/components/FileViewer.vue
@@ -70,6 +70,13 @@
       >
         <svg-icon icon-class="clear" class="svg-icon" />
       </div>
+      <!-- <div
+        :class="['tool-item', readingTaskState === 2 ? 'tool-disabled' : '', activeTool === 'Length' ? 'tool-item-active' : '']"
+        :title="$t('trials:dicom-show:length')"
+        @click.prevent="setAnnotateToolActive('Length')"
+      >
+        <svg-icon icon-class="length" class="svg-icon" />
+      </div> -->
       <!-- 截图 -->
       <!-- <div
         class="tool-item"
@@ -212,7 +219,8 @@ import {
   imageLoader,
   metaData,
   getRenderingEngine,
-  eventTarget
+  eventTarget,
+  utilities as csUtils
   // getEnabledElementByIds
 } from '@cornerstonejs/core'
 
@@ -234,7 +242,8 @@ const {
   ArrowAnnotateTool,
   RectangleROITool,
   PlanarFreehandROITool,
-  EraserTool
+  EraserTool,
+  LengthTool
   // cursors
 } = cornerstoneTools
 const { MouseBindings, Events: toolsEvents } = csToolsEnums
@@ -405,6 +414,8 @@ export default {
       cornerstoneTools.addTool(RectangleROITool)
       cornerstoneTools.addTool(PlanarFreehandROITool)
       cornerstoneTools.addTool(EraserTool)
+      cornerstoneTools.addTool(LengthTool)
+      
 
       viewportIds.forEach((viewportId, i) => {
         const toolGroupId = `canvas-${i}`
@@ -425,10 +436,14 @@ export default {
         })
         toolGroup.addTool(RectangleROITool.toolName)
         toolGroup.addTool(PlanarFreehandROITool.toolName, {
-          allowOpenContours: false
-          // cachedStats: false
+          allowOpenContours: false,
+          cachedStats: false
         })
         toolGroup.addTool(EraserTool.toolName)
+        toolGroup.addTool(LengthTool.toolName, {
+          getTextLines: this.getLengthToolTextLines
+        })
+        
         toolGroup.setToolActive(StackScrollTool.toolName, {
           bindings: [{ mouseButton: MouseBindings.Wheel }]
         })
@@ -439,10 +454,12 @@ export default {
           toolGroup.setToolPassive(ArrowAnnotateTool.toolName)
           toolGroup.setToolPassive(RectangleROITool.toolName)
           toolGroup.setToolPassive(PlanarFreehandROITool.toolName)
+          toolGroup.setToolPassive(LengthTool.toolName)
         } else {
           toolGroup.setToolEnabled(ArrowAnnotateTool.toolName)
           toolGroup.setToolEnabled(RectangleROITool.toolName)
           toolGroup.setToolEnabled(PlanarFreehandROITool.toolName)
+          toolGroup.setToolEnabled(LengthTool.toolName)
         }
         toolGroup.setToolPassive(EraserTool.toolName)
       })
@@ -802,6 +819,17 @@ export default {
       const fileList = this.viewportInfos[i].fileList
       const fileIndex = fileList.findIndex(f => f.Path === path)
       if (fileIndex === -1) return
+      if (annotation.metadata.toolName === 'Length') {
+        const { value } = await this.$prompt('请录入录入物理长度（mm）！')
+        annotation.data.handles.scale = value
+        if (!value) {
+          // 移除标记
+          cornerstoneTools.annotation.state.addAnnotation(annotation.annotationUID)
+          const renderingEngine = getRenderingEngine(renderingEngineId)
+          const viewport = renderingEngine.getViewport(`canvas-${this.activeCanvasIndex}`)
+          viewport.render()
+        }
+      }
       const params = {
         id: '',
         visitTaskId: this.viewportInfos[i].taskInfo.VisitTaskId,
@@ -812,9 +840,25 @@ export default {
       }
       const res = await addNoneDicomMark(params)
       annotation.annotationId = res.Result
+      
       // 保存成功
       // this.$message.success(this.$t('common:message:savedSuccessfully'))
     },
+    getLengthToolTextLines(data, targetId) {
+      const cachedVolumeStats = data.cachedStats[targetId]
+      const { length, unit } = cachedVolumeStats
+      if (length === undefined || length === null || isNaN(length)) {
+        return
+      }
+      if (data.handles.scale === undefined || data.handles.scale === null || isNaN(data.handles.scale)) {
+        return
+      }
+      const textLines = []
+      textLines.push(`${csUtils.roundNumber(length)} ${unit}`)
+      textLines.push(`${csUtils.roundNumber(data.handles.scale)} mm`)
+
+      return textLines;
+    },
     debounce(callback, delay) {
       let timerId
       return function() {
@@ -836,7 +880,8 @@ export default {
     // 箭头工具输入标记名称自定义弹窗
     async customPrompt() {
       try {
-        const { value } = await this.$prompt('请输入标记名称')
+        // 请输入标记名称
+        const { value } = await this.$prompt(this.$t('trials:noneDicom:message:msg1'))
         return value
       } catch {
         return null
diff --git a/src/views/trials/trials-panel/reading/visit-review/components/FormItem.vue b/src/views/trials/trials-panel/reading/visit-review/components/FormItem.vue
index af6f38b9..be0b450d 100644
--- a/src/views/trials/trials-panel/reading/visit-review/components/FormItem.vue
+++ b/src/views/trials/trials-panel/reading/visit-review/components/FormItem.vue
@@ -127,6 +127,7 @@
             v-model="questionForm[question.Id]"
             clearable
             @change="(val) => { formItemNumberChange(val, question) }"
+            :disabled="readingTaskState >= 2"
           >
             <el-option
               v-for="val in question.TypeValue.split('|')"
@@ -139,9 +140,9 @@
             v-else-if="question.DataSource !== 1"
             v-model="questionForm[question.Id]"
             type="number"
-            onblur="value=parseFloat(value).toFixed(parseInt(localStorage.getItem('digitPlaces')));"
+            @blur="handleBlur(questionForm[question.Id], questionForm, question.Id)"
             @change="(val) => { formItemNumberChange(val, question) }"
-            @input="limitInput($event, questionForm, question.Id)"
+            :disabled="readingTaskState >= 2"
           >
             <template v-if="question.Unit !== 0" slot="append">{{ question.Unit !== 4 ? $fd('ValueUnit', question.Unit) : question.CustomUnit }}</template>
             <template v-else-if="question.ValueType === 2" slot="append">%</template>
@@ -150,9 +151,8 @@
             v-else-if="question.DataSource === 1"
             v-model="questionForm[question.Id]"
             type="number"
-            onblur="value=parseFloat(value).toFixed(parseInt(localStorage.getItem('digitPlaces')));"
-            :disabled="question.DataSource === 1"
-            @input="limitInput($event, questionForm, question.Id)"
+            @blur="handleBlur(questionForm[question.Id], questionForm, question.Id)"
+            :disabled="question.DataSource === 1 || readingTaskState >= 2"
           >
             <template v-if="question.Unit !== 0" slot="append">{{ question.Unit !== 4 ? $fd('ValueUnit', question.Unit) : question.CustomUnit }}</template>
             <template v-else-if="question.ValueType === 2" slot="append">%</template>
@@ -336,7 +336,8 @@ export default {
         })
       }
     }
-    this.digitPlaces = localStorage.getItem('digitPlaces') ? parseInt(localStorage.getItem('digitPlaces')) : 0
+    let digitPlaces = Number(localStorage.getItem('digitPlaces'))
+    this.digitPlaces = digitPlaces === -1 ? this.digitPlaces : digitPlaces
   },
   methods: {
     limitInput(value, a, b) {
@@ -346,6 +347,9 @@ export default {
         }
       }
     },
+    handleBlur(value, a, b) {
+      this.$set(a, b, parseFloat(value).toFixed(this.digitPlaces))
+    },
     logic(rules, num = 0) {
       try {
         if (rules.CalculateQuestionList.length === 0) {
@@ -461,14 +465,13 @@ export default {
       } catch (e) {
         console.log(e)
       }
-      var digitPlaces = parseInt(localStorage.getItem('digitPlaces'))
       if (rules.ValueType === 2) {
         num = num * 100
       }
       if (rules.CustomCalculateMark === 13 || rules.CustomCalculateMark === 14) {
         return num
       } else {
-        return num.toFixed(digitPlaces)
+        return num.toFixed(this.digitPlaces)
       }
     },
     formItemNumberChange(questionId, isTable) {