diff --git a/src/views/trials/trials-panel/reading/dicoms/components/Fusion/PetCt.vue b/src/views/trials/trials-panel/reading/dicoms/components/Fusion/PetCt.vue
index 1ac3f6e0..40ce69da 100644
--- a/src/views/trials/trials-panel/reading/dicoms/components/Fusion/PetCt.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/components/Fusion/PetCt.vue
@@ -516,7 +516,8 @@ export default {
       loadingText: '',
       initAnnotations: [],
       activeCanvasWW: null,
-      activeCanvasWC: null
+      activeCanvasWC: null,
+
     }
   },
   computed: {
@@ -598,11 +599,13 @@ export default {
     })
     FusionEvent.$on('getScreenshots', async(callback) => {
       // var base64Str = await this.$refs['FUSION_AXIAL'].getScreenshots()
+      const loading = this.$loading({ fullscreen: true })
       const divForDownloadViewport = document.querySelector(
         '.dicom-container'
       )
       var canvas = await html2canvas(divForDownloadViewport)
       var pictureBaseStr = canvas.toDataURL('image/png', 1)
+      loading.close()
       callback(pictureBaseStr)
     })
   },
@@ -696,8 +699,13 @@ export default {
       })
 
       const debouncedCallback = this.debounce((e) => {
-        // const { annotation } = e.detail
-        this.onAnnotationModified(e)
+        const { annotation } = e.detail
+        const { remark } = annotation.data
+        if(this.initAnnotations.length > 0 && this.initAnnotations[0].orderMark === remark && !this.initAnnotations[0].isInit){
+          this.initAnnotations[0].isInit = true
+        }else{
+          this.onAnnotationModified(e)
+        }
         // const { cachedStats } = annotation.data
         // var isNotValidAnnotationNum = 0
         // for (const volumeId in cachedStats) {