diff --git a/com/openhis/web/outpatient/mapper/OrderMapper.java b/com/openhis/web/outpatient/mapper/OrderMapper.java
index 1fb3efa8d..f6db07fea 100644
--- a/com/openhis/web/outpatient/mapper/OrderMapper.java
+++ b/com/openhis/web/outpatient/mapper/OrderMapper.java
@@ -5,6 +5,7 @@ import org.apache.ibatis.annotations.Param;
 import org.apache.ibatis.annotations.Select;
 import org.apache.ibatis.annotations.Update;
 
+import java.util.List;
 import java.util.Map;
 
 /**
@@ -49,28 +50,51 @@ public interface OrderMapper {
      *
      * <p>诊疗目录中配置的单位保存在列 {@code total_unit_name}，前端 DTO 期望的属性名为 {@code totalUnit}。</p>
      *
-     * @param orderId 医嘱主键
-     * @return 包含 id、itemName、totalQuantity、totalUnit 等字段的 Map
+     * @param orderId 医嘱 ID
+     * @return 包含 totalUnit 的 Map
      */
-    @Select("SELECT " +
-            "id, " +
-            "item_name        AS itemName, " +
-            "total_quantity   AS totalQuantity, " +
-            "total_unit_name  AS totalUnit " +
-            "FROM his_order " +
-            "WHERE id = #{orderId}")
+    @Select("SELECT id, item_name AS itemName, total_quantity AS totalQuantity, " +
+            "total_unit_name AS totalUnit FROM his_order_detail WHERE order_id = #{orderId}")
     Map<String, Object> selectOrderDetailById(@Param("orderId") Long orderId);
 
-    // 下面是其他已存在的方法（如 updateOrderStatusToCancelled、updateOrderStatusToPaid 等），
-    // 这里省略实现细节，仅保留接口声明以保持编译通过。
-
-    @Update("UPDATE his_order SET status = #{status} WHERE id = #{orderId}")
-    int updateOrderStatusToCancelled(@Param("orderId") Long orderId,
-                                     @Param("status") String status);
-
+    /**
+     * 将医嘱状态更新为已支付。
+     *
+     * @param orderId 医嘱 ID
+     * @param status  状态码，建议使用 {@link #ORDER_STATUS_PAID}
+     * @return 受影响的行数
+     */
     @Update("UPDATE his_order SET status = #{status} WHERE id = #{orderId}")
     int updateOrderStatusToPaid(@Param("orderId") Long orderId,
                                 @Param("status") String status);
 
-    // 其他分页查询等方法保持不变...
+    /**
+     * 将医嘱状态更新为已取消（退号）。
+     *
+     * @param orderId 医嘱 ID
+     * @param status  状态码，建议使用 {@link #ORDER_STATUS_CANCELLED}
+     * @return 受影响的行数
+     */
+    @Update("UPDATE his_order SET status = #{status} WHERE id = #{orderId}")
+    int updateOrderStatusToCancelled(@Param("orderId") Long orderId,
+                                     @Param("status") String status);
+
+    /**
+     * 分页查询待写病历的医嘱，仅返回前端需要的字段，提升查询性能。
+     *
+     * @param doctorId 医生 ID
+     * @param offset   起始行
+     * @param limit    每页行数
+     * @return 医嘱列表
+     */
+    @Select("<script>" +
+            "SELECT id, patient_id AS patientId, item_name AS itemName, created_at AS createdAt " +
+            "FROM his_order " +
+            "WHERE doctor_id = #{doctorId} AND status = 'PENDING_RECORD' " +
+            "ORDER BY created_at DESC " +
+            "LIMIT #{limit} OFFSET #{offset}" +
+            "</script>")
+    List<Map<String, Object>> selectPendingMedicalRecords(@Param("doctorId") Long doctorId,
+                                                          @Param("offset") int offset,
+                                                          @Param("limit") int limit);
 }