diff --git a/IRaCIS.Core.Application/Service/Inspection/DTO/InspectionModel.cs b/IRaCIS.Core.Application/Service/Inspection/DTO/InspectionModel.cs
index 7ccd15715..6c808bad0 100644
--- a/IRaCIS.Core.Application/Service/Inspection/DTO/InspectionModel.cs
+++ b/IRaCIS.Core.Application/Service/Inspection/DTO/InspectionModel.cs
@@ -260,6 +260,11 @@ namespace IRaCIS.Core.Application.Service.Inspection.DTO
         public bool obtaionOrCancel { get; set; }
     }
 
+    public class UpdateReadModuleClinicalDataInDto
+    {
+        public Guid ReadingClinicalDataId { get; set; }
+    }
+
     public class ReadingClinicalDataSignIndto
     {
         /// <summary>
diff --git a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ReadingClinicalDataService.cs b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ReadingClinicalDataService.cs
index 244cc6bfd..59b6ee603 100644
--- a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ReadingClinicalDataService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ReadingClinicalDataService.cs
@@ -372,6 +372,34 @@ namespace IRaCIS.Core.Application.Service
             return ResponseOutput.Result(result);
         }
 
+
+        /// <summary>
+        /// 修改临床数据后  将签名状态变更为未签名
+        /// </summary>
+        /// <param name="inDto"></param>
+        /// <returns></returns>
+        [HttpPost]
+        public async Task<IResponseOutput> UpdateReadModuleClinicalData(UpdateReadModuleClinicalDataInDto inDto)
+        {
+            var data = await _readingClinicalDataRepository.FirstOrDefaultAsync(t => t.Id == inDto.ReadingClinicalDataId);
+
+            await _readingClinicalDataRepository.UpdatePartialFromQueryAsync(x => x.Id == inDto.ReadingClinicalDataId, x => new ReadingClinicalData()
+            {
+                IsSign = false,
+                ReadingClinicalDataState = ReadingClinicalDataStatus.HaveUploaded
+            });
+
+            var result = await _readModuleRepository.Where(x=>x.Id== data.ReadingId).Include(x=>x.SubjectVisit).FirstNotNullAsync();
+
+            await _visitTaskRepository.UpdatePartialFromQueryAsync(x => x.TrialReadingCriterionId == result.TrialReadingCriterionId && x.VisitTaskNum > result.SubjectVisit.VisitNum, x => new VisitTask()
+            {
+                IsFrontTaskNeedSignButNotSign = false,
+            });
+
+            return ResponseOutput.Result(await _visitTaskRepository.SaveChangesAsync());
+
+
+        }
         ///// <summary>
         ///// 一致性分析的临床数据
         ///// </summary>