diff --git a/IRaCIS.Core.Application/Helper/DicomDIRHelper.cs b/IRaCIS.Core.Application/Helper/DicomDIRHelper.cs
index 5f5484b7a..6b19410e7 100644
--- a/IRaCIS.Core.Application/Helper/DicomDIRHelper.cs
+++ b/IRaCIS.Core.Application/Helper/DicomDIRHelper.cs
@@ -57,6 +57,8 @@ namespace IRaCIS.Core.Application.Helper
             int index = 1;
             // 全局关闭所有 VR 字段验证
 
+            var studyUid = list.FirstOrDefault()?.StudyInstanceUid;
+
             var dicomDir = new DicomDirectory();
 
             foreach (var item in list.OrderBy(t => t.SeriesNumber).ThenBy(t => t.InstanceNumber))
@@ -129,7 +131,8 @@ namespace IRaCIS.Core.Application.Helper
 
                     var relativePath = await _oSSService.UploadToOSSAsync(memoryStream, ossFolder, "DICOMDIR", true);
 
-                    dic.Add("DICOMDIR", relativePath.Split('/').Last());
+
+                    dic.Add($"{studyUid}_DICOMDIR", relativePath.Split('/').Last());
                 }
 
                 //清理临时文件
diff --git a/IRaCIS.Core.Application/Service/Visit/PatientService.cs b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
index 13d2777df..67e019dfb 100644
--- a/IRaCIS.Core.Application/Service/Visit/PatientService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
@@ -3370,13 +3370,15 @@ namespace IRaCIS.Application.Services
 
                 foreach (var item in list.GroupBy(t => new { t.StudyInstanceUid, t.DicomStudyId }))
                 {
+                    var studyUid = item.Key.StudyInstanceUid;
+
                     var ossFolder = $"DicomDIR/{item.Key.StudyInstanceUid}";
 
                     var isSucess = await SafeBussinessHelper.RunAsync(async () => await DicomDIRHelper.GenerateStudyDIRAndUploadAsync(item.ToList(), dirDic, ossFolder, _oSSService));
 
                     if (isSucess)
                     {
-                        await _SCPStudyRepository.BatchUpdateNoTrackingAsync(t => t.Id == item.Key.DicomStudyId, u => new SCPStudy() { StudyDIRPath = $"/{ossFolder}/{dirDic["DICOMDIR"]}" });
+                        await _SCPStudyRepository.BatchUpdateNoTrackingAsync(t => t.Id == item.Key.DicomStudyId, u => new SCPStudy() { StudyDIRPath = $"/{ossFolder}/{dirDic[$"{studyUid}_DICOMDIR"]}" });
                     }
 
                 }
@@ -3515,6 +3517,8 @@ namespace IRaCIS.Application.Services
 
                 foreach (var item in list.GroupBy(t => new { t.StudyInstanceUid, t.DicomStudyId, t.SubjectVisitId, t.TrialId, t.SubjectId }))
                 {
+                    var studyUid = item.Key.StudyInstanceUid;
+
                     var ossFolder = $"{item.Key.TrialId}/Image/{item.Key.SubjectId}/{item.Key.SubjectVisitId}/{item.Key.StudyInstanceUid}";
 
                     var isSucess = await SafeBussinessHelper.RunAsync(async () => await DicomDIRHelper.GenerateStudyDIRAndUploadAsync(item.ToList(), dirDic, ossFolder, _oSSService));
@@ -3522,7 +3526,7 @@ namespace IRaCIS.Application.Services
 
                     if (isSucess)
                     {
-                        await _dicomStudyRepository.BatchUpdateNoTrackingAsync(t => t.Id == item.Key.DicomStudyId, u => new DicomStudy() { StudyDIRPath = $"/{ossFolder}/{dirDic["DICOMDIR"]}" });
+                        await _dicomStudyRepository.BatchUpdateNoTrackingAsync(t => t.Id == item.Key.DicomStudyId, u => new DicomStudy() { StudyDIRPath = $"/{ossFolder}/{dirDic[$"{studyUid}_DICOMDIR"]}" });
                     }
 
                 }