diff --git a/src/Shentun.Pacs.Application/PacsDataMigrates/PacsDataMigrateAppService.cs b/src/Shentun.Pacs.Application/PacsDataMigrates/PacsDataMigrateAppService.cs
new file mode 100644
index 0000000..9700aa9
--- /dev/null
+++ b/src/Shentun.Pacs.Application/PacsDataMigrates/PacsDataMigrateAppService.cs
@@ -0,0 +1,26 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Volo.Abp.Application.Services;
+
+namespace Shentun.Pacs.PacsDataMigrates
+{
+    /// <summary>
+    /// 迁移老数据
+    /// </summary>
+    [ApiExplorerSettings(GroupName = "Work")]
+    //[Authorize]
+    public class PacsDataMigrateAppService : ApplicationService
+    {
+
+        public PacsDataMigrateAppService()
+        {
+        }
+
+
+    }
+}
diff --git a/src/Shentun.Pacs.Domain/BigtextResultTemplates/BigtextResultTemplate.cs b/src/Shentun.Pacs.Domain/BigtextResultTemplates/BigtextResultTemplate.cs
index b4388be..8140a2e 100644
--- a/src/Shentun.Pacs.Domain/BigtextResultTemplates/BigtextResultTemplate.cs
+++ b/src/Shentun.Pacs.Domain/BigtextResultTemplates/BigtextResultTemplate.cs
@@ -43,17 +43,7 @@ namespace Shentun.Pacs.Models
         [Column("concurrency_stamp")]
         public string ConcurrencyStamp { get; set; }
 
-        //[Column("last_modifier_id")]
-        //public Guid LastModifierId { get; set; }
-        //[Column("last_modification_time", TypeName = "timestamp without time zone")]
-        //public DateTime LastModificationTime { get; set; }
-        //[Column("creator_id")]
-        //public Guid CreatorId { get; set; }
-        //[Column("creation_time", TypeName = "timestamp without time zone")]
-        //public DateTime CreationTime { get; set; }
-        //[Column("concurrency_stamp")]
-        //[StringLength(40)]
-        //public string ConcurrencyStamp { get; set; } = null!;
+    
 
         [ForeignKey(nameof(BigtextResultTypeId))]
         [InverseProperty("BigtextResultTemplates")]
diff --git a/src/Shentun.Pacs.Domain/BigtextResultTypes/BigtextResultType.cs b/src/Shentun.Pacs.Domain/BigtextResultTypes/BigtextResultType.cs
index 03e7c46..44e6f0f 100644
--- a/src/Shentun.Pacs.Domain/BigtextResultTypes/BigtextResultType.cs
+++ b/src/Shentun.Pacs.Domain/BigtextResultTypes/BigtextResultType.cs
@@ -54,9 +54,7 @@ namespace Shentun.Pacs.Models
         [Column("concurrency_stamp")]
         public string ConcurrencyStamp { get; set; }
 
-        [ForeignKey(nameof(ItemTypeId))]
-        [InverseProperty("BigtextResultTypes")]
-        public virtual ItemType ItemType { get; set; } = null!;
+  
         [InverseProperty(nameof(BigtextResultTemplate.BigtextResultType))]
         public virtual ICollection<BigtextResultTemplate> BigtextResultTemplates { get; set; }
 
diff --git a/src/Shentun.Pacs.Domain/ItemTypes/ItemType.cs b/src/Shentun.Pacs.Domain/ItemTypes/ItemType.cs
index 49435f8..e95b043 100644
--- a/src/Shentun.Pacs.Domain/ItemTypes/ItemType.cs
+++ b/src/Shentun.Pacs.Domain/ItemTypes/ItemType.cs
@@ -26,7 +26,6 @@ namespace Shentun.Pacs.Models
             : base(id)
         {
             Asbitems = new HashSet<Asbitem>();
-            BigtextResultTypes = new HashSet<BigtextResultType>();
             Diagnoses = new HashSet<Diagnosis>();
             Items = new HashSet<Item>();
             Rooms = new HashSet<Room>();
@@ -121,8 +120,7 @@ namespace Shentun.Pacs.Models
         public virtual MedicalReportType MedicalReportType { get; set; } = null!;
         [InverseProperty(nameof(Asbitem.ItemType))]
         public virtual ICollection<Asbitem> Asbitems { get; set; }
-        [InverseProperty(nameof(BigtextResultType.ItemType))]
-        public virtual ICollection<BigtextResultType> BigtextResultTypes { get; set; }
+      
         [InverseProperty(nameof(Diagnosis.ItemType))]
         public virtual ICollection<Diagnosis> Diagnoses { get; set; }
         [InverseProperty(nameof(Item.ItemType))]
diff --git a/src/Shentun.Pacs.EntityFrameworkCore/DbMapping/BigtextResultTypes/BigtextResultTypeDbMapping.cs b/src/Shentun.Pacs.EntityFrameworkCore/DbMapping/BigtextResultTypes/BigtextResultTypeDbMapping.cs
index 27c3a75..28bfe0f 100644
--- a/src/Shentun.Pacs.EntityFrameworkCore/DbMapping/BigtextResultTypes/BigtextResultTypeDbMapping.cs
+++ b/src/Shentun.Pacs.EntityFrameworkCore/DbMapping/BigtextResultTypes/BigtextResultTypeDbMapping.cs
@@ -24,11 +24,11 @@ namespace Shentun.Pacs.DbMapping
             //entity.Property(e => e.CreationTime).HasDefaultValueSql("(date(timezone('UTC-8'::text, now())) - 1)");
 
 
-            entity.HasOne(d => d.ItemType)
-                .WithMany(p => p.BigtextResultTypes)
-                .HasForeignKey(d => d.ItemTypeId)
-                .OnDelete(DeleteBehavior.ClientSetNull)
-                .HasConstraintName("fk_bigtext");
+            //entity.HasOne(d => d.ItemType)
+            //    .WithMany(p => p.BigtextResultTypes)
+            //    .HasForeignKey(d => d.ItemTypeId)
+            //    .OnDelete(DeleteBehavior.ClientSetNull)
+            //    .HasConstraintName("fk_bigtext");
 
             entity.ConfigureByConvention();
         }
diff --git a/src/Shentun.Pacs.EntityFrameworkCore/Migrations/PeisDbContextModelSnapshot.cs b/src/Shentun.Pacs.EntityFrameworkCore/Migrations/PeisDbContextModelSnapshot.cs
index 6b62cfe..5513240 100644
--- a/src/Shentun.Pacs.EntityFrameworkCore/Migrations/PeisDbContextModelSnapshot.cs
+++ b/src/Shentun.Pacs.EntityFrameworkCore/Migrations/PeisDbContextModelSnapshot.cs
@@ -1081,8 +1081,6 @@ namespace Shentun.Pacs.Migrations
 
                     b.HasKey("Id");
 
-                    b.HasIndex("ItemTypeId");
-
                     b.ToTable("bigtext_result_type");
 
                     b.HasComment("大文本结果类别");
@@ -12906,7 +12904,7 @@ namespace Shentun.Pacs.Migrations
                         .HasColumnName("method_name");
 
                     b.Property<string>("Parameters")
-                        .HasMaxLength(2000)
+                        .HasMaxLength(50000)
                         .HasColumnType("text")
                         .HasColumnName("parameters");
 
@@ -14436,17 +14434,6 @@ namespace Shentun.Pacs.Migrations
                     b.Navigation("BigtextResultType");
                 });
 
-            modelBuilder.Entity("Shentun.Pacs.Models.BigtextResultType", b =>
-                {
-                    b.HasOne("Shentun.Pacs.Models.ItemType", "ItemType")
-                        .WithMany("BigtextResultTypes")
-                        .HasForeignKey("ItemTypeId")
-                        .IsRequired()
-                        .HasConstraintName("fk_bigtext");
-
-                    b.Navigation("ItemType");
-                });
-
             modelBuilder.Entity("Shentun.Pacs.Models.CardBill", b =>
                 {
                     b.HasOne("Shentun.Pacs.Models.CardRegister", "CardRegister")
@@ -16021,8 +16008,6 @@ namespace Shentun.Pacs.Migrations
                 {
                     b.Navigation("Asbitems");
 
-                    b.Navigation("BigtextResultTypes");
-
                     b.Navigation("Diagnoses");
 
                     b.Navigation("Items");