diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/InstanceService.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/InstanceService.cs
index 1da8a6c58..f8cfac920 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/InstanceService.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/InstanceService.cs
@@ -54,11 +54,11 @@ namespace IRaCIS.Core.Application.Services
 
             DicomInstance dicomInstance = await _instanceRepository.FirstOrDefaultAsync(s => s.Id == instanceId).IfNullThrowException();
 
-            DicomStudy dicomStudy = await _studyRepository.FirstOrDefaultAsync(s => s.Id == dicomInstance.StudyId).IfNullThrowException();
-
-            var(physicalPath, relativePath)   = FileStoreHelper.GetDicomInstanceFilePath(_hostEnvironment, dicomStudy.TrialId, dicomStudy.SiteId, dicomStudy.SubjectId, dicomStudy.SubjectVisitId, dicomStudy.Id, dicomInstance.Id);
+            //DicomStudy dicomStudy = await _studyRepository.FirstOrDefaultAsync(s => s.Id == dicomInstance.StudyId).IfNullThrowException();
 
+            //var(physicalPath, relativePath)   = FileStoreHelper.GetDicomInstanceFilePath(_hostEnvironment, dicomStudy.TrialId, dicomStudy.SiteId, dicomStudy.SubjectId, dicomStudy.SubjectVisitId, dicomStudy.Id, dicomInstance.Id);
 
+            var physicalPath = FileStoreHelper.GetPhysicalFilePath(_hostEnvironment, dicomInstance.Path);
 
             using (var sw = ImageHelper.RenderPreviewJpeg(physicalPath))
             {
@@ -76,18 +76,20 @@ namespace IRaCIS.Core.Application.Services
             var filePath = string.Empty;
             DicomInstance dicomInstance = await _instanceRepository.FirstOrDefaultAsync(s => s.Id == instanceId).IfNullThrowException();
 
-            DicomStudy dicomStudy = await _studyRepository.FirstOrDefaultAsync(s => s.Id == dicomInstance.StudyId).IfNullThrowException();
+            //DicomStudy dicomStudy = await _studyRepository.FirstOrDefaultAsync(s => s.Id == dicomInstance.StudyId).IfNullThrowException();
 
 
-            //if (dicomInstance.Anonymize) //被匿名化
-            //{
-            //    filePath = _dicomFileStoreHelper.GetInstanceFilePath(dicomStudy, dicomInstance.SeriesId, dicomInstance.Id + ".Anonymize");
-            //}
+            ////if (dicomInstance.Anonymize) //被匿名化
+            ////{
+            ////    filePath = _dicomFileStoreHelper.GetInstanceFilePath(dicomStudy, dicomInstance.SeriesId, dicomInstance.Id + ".Anonymize");
+            ////}
 
-            //else
-            var (physicalPath, relativePath) = FileStoreHelper.GetDicomInstanceFilePath(_hostEnvironment, dicomStudy.TrialId, dicomStudy.SiteId, dicomStudy.SubjectId, dicomStudy.SubjectVisitId, dicomStudy.Id, dicomInstance.Id); 
+            ////else
+            //var (physicalPath, relativePath) = FileStoreHelper.GetDicomInstanceFilePath(_hostEnvironment, dicomStudy.TrialId, dicomStudy.SiteId, dicomStudy.SubjectId, dicomStudy.SubjectVisitId, dicomStudy.Id, dicomInstance.Id);
 
 
+            var physicalPath = FileStoreHelper.GetPhysicalFilePath(_hostEnvironment,dicomInstance.Path);
+
 
             using (var sw = new FileStream(physicalPath, FileMode.Open, FileAccess.Read, FileShare.Read))
             {