diff --git a/app/Model/OrderDetection.php b/app/Model/OrderDetection.php
index a367b07..c5c73bf 100644
--- a/app/Model/OrderDetection.php
+++ b/app/Model/OrderDetection.php
@@ -72,6 +72,17 @@ class OrderDetection extends Model
         return self::where($params)->first($fields);
     }
 
+    /**
+     * 获取信息-单条
+     * @param array $params
+     * @param array $fields
+     * @return object|null
+     */
+    public static function getLastOne(array $params, array $fields = ['*']): object|null
+    {
+        return self::where($params)->latest($fields);
+    }
+
     /**
      * 获取数据-多
      * @param array $params
diff --git a/app/Services/DetectionService.php b/app/Services/DetectionService.php
index c1c8575..c45fd0a 100644
--- a/app/Services/DetectionService.php
+++ b/app/Services/DetectionService.php
@@ -487,7 +487,7 @@ class DetectionService extends BaseService
         $params = array();
         $params['patient_id'] = $user_info['client_user_id'];
         $params['family_id'] = $family_id;
-        $order_detection = OrderDetection::getOne($params);
+        $order_detection = OrderDetection::getLastOne($params);
         if (empty($order_detection)){
             return success();
         }