diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/FusionForm.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/FusionForm.vue
index afd0ae57..da679bdf 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/FusionForm.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/FusionForm.vue
@@ -2,7 +2,7 @@
   <el-form ref="fusionForm" :model="fusionForm" label-width="120px" label-position="left">
     <!-- 任务名称 -->
     <el-form-item :label="$t('trials:lugano:fusionDialog:label:taskBlindName')" prop="taskBlindName">
-      <el-select v-model="fusionForm.visitTaskId" clearable @change="handleTaskIdChange">
+      <el-select v-model="fusionForm.visitTaskId" clearable @change="handleTaskIdChange" disabled>
         <el-option v-for="item in taskList" :key="item.VisitTaskId" :label="item.TaskBlindName"
           :value="item.VisitTaskId" />
       </el-select>
diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
index f0d86632..0da8dbf4 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/ReadPage.vue
@@ -1468,11 +1468,11 @@ export default {
       this.setToolsPassive()
     },
     async customAnnotationRemovedListener(e) {
-      if (this.readingTaskState === 2) return
       const { annotation } = e.detail
-      if (!annotation) return
-      if (annotation.visitTaskId === this.taskInfo.VisitTaskId && annotation.seriesId) {
-        try {
+      try{
+        if (!annotation) return false
+        if (this.readingTaskState === 2) throw 'annotation Not allowed to operate'
+        if (annotation.visitTaskId === this.taskInfo.VisitTaskId && annotation.seriesId) {
           if (this.activeTool === 'Eraser') {
             await this.$confirm(
               this.$t('trials:trials-list:table:isDeleted') +
@@ -1493,16 +1493,18 @@ export default {
             const viewport = renderingEngine.getViewport(viewportId)
             viewport.render()
           }
-        } catch (e) {
-          cornerstoneTools.annotation.state.addAnnotation(annotation)
-          const renderingEngine = getRenderingEngine(renderingEngineId)
-          for (let i = 0; i < this.cells.length; i++) {
-            const viewportId = `${this.viewportKey}-${i}`
-            const viewport = renderingEngine.getViewport(viewportId)
-            viewport.render()
-          }
-          console.log(e)
+        } else {
+          throw 'annotation Not allowed to operate'
         }
+      }catch(e){
+        cornerstoneTools.annotation.state.addAnnotation(annotation)
+        const renderingEngine = getRenderingEngine(renderingEngineId)
+        for (let i = 0; i < this.cells.length; i++) {
+          const viewportId = `${this.viewportKey}-${i}`
+          const viewport = renderingEngine.getViewport(viewportId)
+          viewport.render()
+        }
+        console.log(e)
       }
     },
     removeAnnotation(annotation) {
@@ -2741,8 +2743,8 @@ export default {
         if (!this.fusionSerieId.pt || this.fusionSerieId.pt !== pt.SeriesInstanceUid ) {
           this.fusionSerieId.pt = pt.SeriesInstanceUid
         }
-        await this.getVolume(ct)
         await this.getVolume(pt)
+        await this.getVolume(ct)
         await this.getVolume(pt, true)
         this.loading = false
         this.loadingText = null
@@ -2788,22 +2790,35 @@ export default {
       return false
     },
     async getVolume(serie, isFusion = false ) {
-      let volumeId = null, volume = null
-      let key = isFusion ? `fusion_${serie.SeriesInstanceUid}` : serie.SeriesInstanceUid
-      if(!this.volumeData[key] || !cache.getVolume(this.volumeData[key].volumeId)) {
-        await this.$refs[`viewport-fusion-0`][0].createImageIdsAndCacheMetaData(serie)
-        volumeId = `${isFusion ? 'fusion' : serie.Modality}Volume` + ':' + csUtils.uuidv4()
-        volume = await volumeLoader.createAndCacheVolume(volumeId, { imageIds: serie.ImageIds })
-        volume.load()
-        this.volumeData[key] = {}
-        this.volumeData[key].volumeId = volumeId
-        this.volumeData[key].volume = volume
-      } else {
-        volumeId = this.volumeData[key].volumeId
-        volume = this.volumeData[key].volume
-      }
+      return new Promise(async res => {
+        let volumeId = null, volume = null
+        let key = isFusion ? `fusion_${serie.SeriesInstanceUid}` : serie.SeriesInstanceUid
+        if(!this.volumeData[key] || !cache.getVolume(this.volumeData[key].volumeId)) {
+          if ( serie.Modality === 'PT' && !isFusion ) {
+            serie.ImageIds.forEach(async id => {
+              const imageLoadObject = cache.getImage(id);
+              if (imageLoadObject) {
+                await new Promise(res => {
+                  cache.removeImageLoadObject(id, {force:true}); // 从缓存中删除
+                  res()
+                })
+              }
+            })
+          }
+          await this.$refs[`viewport-fusion-0`][0].createImageIdsAndCacheMetaData(serie)
+          volumeId = `${isFusion ? 'fusion' : serie.Modality}Volume` + ':' + csUtils.uuidv4()
+          volume = await volumeLoader.createAndCacheVolume(volumeId, { imageIds: serie.ImageIds })
+          volume.load()
+          this.volumeData[key] = {}
+          this.volumeData[key].volumeId = volumeId
+          this.volumeData[key].volume = volume
+        } else {
+          volumeId = this.volumeData[key].volumeId
+          volume = this.volumeData[key].volume
+        }
 
-      return { volumeId, volume }
+        res({ volumeId, volume })
+      })
     },
     upperRangeChange(upper) {
       this.$refs.colorMap.upper = upper