public static void Agregar(SAB_LAB_HISTORICONOTIFICACION historico)
 {
     using (var db = new SinabEntities())
     {
         Agregar(db, historico);
     }
 }
 public static void Agregar(SinabEntities db, SAB_LAB_HISTORICONOTIFICACION historico)
 {
     db.SAB_LAB_HISTORICONOTIFICACION.AddObject(historico);
     db.SaveChanges();
 }