From 02aebab5ea759f3916a5b8eb0f0b75cadd8cd7ca Mon Sep 17 00:00:00 2001
From: hang <872297557@qq.com>
Date: Mon, 16 Mar 2026 12:01:05 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=A3=80=E6=9F=A5=E6=97=B6?=
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---
 IRaCIS.Core.API/Controllers/UploadDownLoadController.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs b/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
index 794f3025a..37cdc4814 100644
--- a/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
+++ b/IRaCIS.Core.API/Controllers/UploadDownLoadController.cs
@@ -2071,7 +2071,7 @@ namespace IRaCIS.Core.API.Controllers
                     {
                         abortToken.ThrowIfCancellationRequested();
 
-                        var studyTime = study.StudyTime?.ToString("yyyy-MM-dd HH:mm:ss") ?? "UnknownTime";
+                        var studyTime = study.StudyTime?.ToString("yyyyMMdd_HHmmss") ?? "UnknownTime";
                         var modalitysStr = string.Join('_', study.SeriesList.Select(t => t.Modality).Distinct());
 
                         // ---------- DICOMDIR ----------