diff --git a/src/src/UI/Widget/ImageView/dicomimageview.cpp b/src/src/UI/Widget/ImageView/dicomimageview.cpp
index 6cfaa54..cdf725c 100644
--- a/src/src/UI/Widget/ImageView/dicomimageview.cpp
+++ b/src/src/UI/Widget/ImageView/dicomimageview.cpp
@@ -299,6 +299,7 @@ void DicomImageView::dragLeaveEvent(QDragLeaveEvent *) {
 
 //Fusion about -------------------------------------------------------------
 bool DicomImageView::isFusion() {
+    if (!mImageViewer) return false;
     return mImageViewer->GetFusion();
 
 }
@@ -332,6 +333,10 @@ void DicomImageView::setFusionInput(DicomImageView *overlay) {
 
 }
 
+DicomImageView * DicomImageView::getFusionInput(){
+    return mOverlayView;
+}
+
 void DicomImageView::setFusionOpacity(double percent) {
     if (isFusion()) {
         mImageViewer->IncreFusionOpacity(percent);
diff --git a/src/src/UI/Widget/ImageView/dicomimageview.h b/src/src/UI/Widget/ImageView/dicomimageview.h
index 6cfa152..8298487 100644
--- a/src/src/UI/Widget/ImageView/dicomimageview.h
+++ b/src/src/UI/Widget/ImageView/dicomimageview.h
@@ -1,4 +1,4 @@
-#ifndef OMEGAV_DICOM_IMAGE_VIEW_H
+#ifndef OMEGAV_DICOM_IMAGE_VIEW_H
 #define OMEGAV_DICOM_IMAGE_VIEW_H
 
 #include <QFrame>
@@ -87,6 +87,8 @@ public:
 
     void setFusionInput(DicomImageView *overlay);
 
+    DicomImageView * getFusionInput();
+
     void unloadFusion();
 
     bool checkFusion(DicomImageView *overlap);