diff --git a/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs b/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
index a83f26f3b..d50f6d289 100644
--- a/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
+++ b/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
@@ -1265,11 +1265,6 @@ namespace IRaCIS.Core.API.Controllers
                         newFragments.Fragments.Add(new MemoryByteBuffer(frameData.Data));
                     }
 
-                    var frag = dicomFile.Dataset.GetDicomItem<DicomOtherByteFragment>(DicomTag.PixelData);
-
-                    var originOffsetTable = frag?.OffsetTable;
-
-                    newFragments.OffsetTable.AddRange(originOffsetTable?.ToArray());
                     // 替换原有的片段序列
                     dicomFile.Dataset.AddOrUpdate(newFragments);
                 }