diff --git a/IRaCIS.Core.Application/Service/Visit/PatientService.cs b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
index 80bc46697..727f85b8d 100644
--- a/IRaCIS.Core.Application/Service/Visit/PatientService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
@@ -858,10 +858,10 @@ namespace IRaCIS.Application.Services
                 {
                     foreach (var hospitalGroupId in incommand.HospitalGroupIdList)
                     {
-                        if (_studySubjectVisitRepository.Any(t => t.SCPStudy.HospitalGroupList.Any(c => c.HospitalGroupId == hospitalGroupId)))
+                        if (_studySubjectVisitRepository.Where(t => t.SCPStudyId == item).Any(t => t.SCPStudy.HospitalGroupList.Any(c => c.HospitalGroupId == hospitalGroupId)))
                         {
                             //已经添加到项目，不允许删除课题组
-                           return ResponseOutput.NotOk(_localizer["Patient_StudyHospitalGroupBinded"]);
+                            return ResponseOutput.NotOk(_localizer["Patient_StudyHospitalGroupBinded"]);
                         }
 
                         await _SCPStudyHospitalGroupRepository.DeleteFromQueryAsync(t => t.HospitalGroupId == hospitalGroupId && t.SCPStudyId == item);
@@ -876,6 +876,16 @@ namespace IRaCIS.Application.Services
                 //更新  
                 foreach (var item in incommand.SCPstudyIdList)
                 {
+                    var existList = _SCPStudyHospitalGroupRepository.Where(t => t.SCPStudyId == item).Select(t => t.HospitalGroupId).ToList();
+
+                    var deleteIdList = existList.Except(incommand.HospitalGroupIdList);
+
+                    if (_studySubjectVisitRepository.Where(t => t.SCPStudyId == item).Any(t => t.SCPStudy.HospitalGroupList.Any(c => deleteIdList.Contains(c.HospitalGroupId))))
+                    {
+                        //已经添加到项目，不允许删除课题组
+                        return ResponseOutput.NotOk(_localizer["Patient_StudyHospitalGroupBinded"]);
+                    }
+
                     await _SCPStudyHospitalGroupRepository.BatchDeleteNoTrackingAsync(t => t.SCPStudyId == item);
 
                     foreach (var hospitalGroupId in incommand.HospitalGroupIdList)
@@ -2177,7 +2187,7 @@ namespace IRaCIS.Application.Services
                       VisitMinStudyTime = g.Min(c => c.StudyTime)
                   }).ToList();
 
-            var list = _subjectVisitReposiotry.Where(t => t.SubjectId == inQuery.SubjectId).ProjectTo<SubjectVisitSelectDto>(_mapper.ConfigurationProvider).OrderBy(t=>t.VisitNum).ToList();
+            var list = _subjectVisitReposiotry.Where(t => t.SubjectId == inQuery.SubjectId).ProjectTo<SubjectVisitSelectDto>(_mapper.ConfigurationProvider).OrderBy(t => t.VisitNum).ToList();
 
             foreach (var item in list)
             {