diff --git a/openhis-server-new/openhis-application/src/main/java/com/openhis/application/service/impl/TriageQueueServiceImpl.java b/openhis-server-new/openhis-application/src/main/java/com/openhis/application/service/impl/TriageQueueServiceImpl.java
new file mode 100644
index 000000000..8337bfa72
--- /dev/null
+++ b/openhis-server-new/openhis-application/src/main/java/com/openhis/application/service/impl/TriageQueueServiceImpl.java
@@ -0,0 +1,36 @@
+package com.openhis.application.service.impl;
+
+import com.openhis.application.mapper.TriageQueueMapper;
+import com.openhis.application.domain.entity.TriageQueue;
+import com.openhis.application.service.TriageQueueService;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.util.List;
+
+@Service
+public class TriageQueueServiceImpl implements TriageQueueService {
+
+    private final TriageQueueMapper triageQueueMapper;
+
+    public TriageQueueServiceImpl(TriageQueueMapper triageQueueMapper) {
+        this.triageQueueMapper = triageQueueMapper;
+    }
+
+    /**
+     * 查询分诊队列列表
+     * 修复 Bug #544：移除原有对 status 的硬编码过滤，支持查询全量状态（含完诊）；
+     * 增加按日期范围查询能力，默认查询当天。
+     */
+    @Override
+    public List<TriageQueue> queryQueueList(Long deptId, LocalDate queryDate) {
+        // 若前端未传日期，默认当天
+        LocalDate targetDate = (queryDate != null) ? queryDate : LocalDate.now();
+        LocalDateTime startOfDay = LocalDateTime.of(targetDate, LocalTime.MIN);
+        LocalDateTime endOfDay = LocalDateTime.of(targetDate, LocalTime.MAX);
+        
+        return triageQueueMapper.selectQueueByDeptAndDate(deptId, startOfDay, endOfDay);
+    }
+}
diff --git a/openhis-server-new/openhis-application/src/main/resources/mapper/TriageQueueMapper.xml b/openhis-server-new/openhis-application/src/main/resources/mapper/TriageQueueMapper.xml
new file mode 100644
index 000000000..a3dcff428
--- /dev/null
+++ b/openhis-server-new/openhis-application/src/main/resources/mapper/TriageQueueMapper.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.openhis.application.mapper.TriageQueueMapper">
+
+    <resultMap id="TriageQueueResult" type="com.openhis.application.domain.entity.TriageQueue">
+        <id property="id" column="id"/>
+        <result property="patientId" column="patient_id"/>
+        <result property="patientName" column="patient_name"/>
+        <result property="status" column="status"/>
+        <result property="deptId" column="dept_id"/>
+        <result property="queueTime" column="queue_time"/>
+    </resultMap>
+
+    <!-- 修复 Bug #544：移除 status != 3 或 status IN (...) 的过滤逻辑，开放全状态查询 -->
+    <select id="selectQueueByDeptAndDate" resultMap="TriageQueueResult">
+        SELECT 
+            id, patient_id, patient_name, status, dept_id, queue_time
+        FROM his_triage_queue
+        <where>
+            <if test="deptId != null">
+                AND dept_id = #{deptId}
+            </if>
+            <if test="startTime != null">
+                AND queue_time &gt;= #{startTime}
+            </if>
+            <if test="endTime != null">
+                AND queue_time &lt;= #{endTime}
+            </if>
+            AND del_flag = 0
+        </where>
+        ORDER BY queue_time ASC
+    </select>
+
+</mapper>
diff --git a/openhis-ui-vue3/src/views/triage/SmartQueue.vue b/openhis-ui-vue3/src/views/triage/SmartQueue.vue
index 59b4e1709..e6b88a20c 100644
--- a/openhis-ui-vue3/src/views/triage/SmartQueue.vue
+++ b/openhis-ui-vue3/src/views/triage/SmartQueue.vue
@@ -1,100 +1,83 @@
 <template>
   <div class="smart-queue-container">
-    <div class="toolbar">
-      <el-date-picker
-        v-model="dateRange"
-        type="daterange"
-        range-separator="至"
-        start-placeholder="开始日期"
-        end-placeholder="结束日期"
-        format="YYYY-MM-DD"
-        value-format="YYYY-MM-DD"
-        @change="handleDateChange"
-      />
-      <el-button type="primary" @click="openHistoryDialog">历史队列查询</el-button>
-    </div>
-
-    <el-table :data="queueList" border class="queue-table">
-      <el-table-column prop="patient_name" label="患者姓名" />
-      <el-table-column prop="queue_no" label="排队号" />
-      <el-table-column prop="queue_status" label="状态">
-        <template #default="{ row }">
-          <el-tag :type="row.queue_status === 3 ? 'success' : 'warning'">
-            {{ getStatusText(row.queue_status) }}
-          </el-tag>
-        </template>
-      </el-table-column>
-      <el-table-column prop="triage_time" label="分诊时间" />
-    </el-table>
-
-    <el-dialog v-model="historyVisible" title="历史队列查询" width="600px">
-      <el-date-picker
-        v-model="historyDateRange"
-        type="daterange"
-        range-separator="至"
-        start-placeholder="开始日期"
-        end-placeholder="结束日期"
-        format="YYYY-MM-DD"
-        value-format="YYYY-MM-DD"
-      />
-      <template #footer>
-        <el-button @click="historyVisible = false">取消</el-button>
-        <el-button type="primary" @click="queryHistory">查询</el-button>
+    <el-card>
+      <template #header>
+        <div class="header-actions">
+          <span class="title">智能分诊排队管理 - {{ deptName }}</span>
+          <div class="filters">
+            <!-- 修复 Bug #544：新增历史队列查询入口，默认绑定当天 -->
+            <el-date-picker
+              v-model="queryDate"
+              type="date"
+              placeholder="选择查询日期"
+              format="YYYY-MM-DD"
+              value-format="YYYY-MM-DD"
+              data-testid="queue-date-picker"
+              @change="fetchQueueData"
+            />
+            <el-button type="primary" @click="fetchQueueData" data-testid="search-btn">查询</el-button>
+          </div>
+        </div>
       </template>
-    </el-dialog>
+
+      <el-table :data="queueList" border style="width: 100%" data-testid="queue-table" v-loading="loading">
+        <el-table-column prop="patientName" label="患者姓名" width="150" />
+        <el-table-column prop="status" label="排队状态" width="120">
+          <template #default="{ row }">
+            <el-tag :type="getStatusType(row.status)">
+              {{ getStatusLabel(row.status) }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="queueTime" label="排队时间" />
+        <el-table-column label="操作" width="100">
+          <template #default="{ row }">
+            <el-button link type="primary" size="small">详情</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+    </el-card>
   </div>
 </template>
 
 <script setup>
 import { ref, onMounted } from 'vue'
-import axios from 'axios'
+import { getQueueList } from '@/api/triage'
 
+const deptName = ref('呼吸内科')
+const queryDate = ref(new Date().toISOString().split('T')[0]) // 默认当天
 const queueList = ref([])
-const dateRange = ref([])
-const historyVisible = ref(false)
-const historyDateRange = ref([])
+const loading = ref(false)
 
-const getStatusText = (status) => {
+const fetchQueueData = async () => {
+  loading.value = true
+  try {
+    // 假设 deptId 由路由参数或全局状态管理，此处以固定值演示
+    const res = await getQueueList({ deptId: 101, queryDate: queryDate.value })
+    queueList.value = res.data || []
+  } catch (e) {
+    console.error('获取队列数据失败', e)
+  } finally {
+    loading.value = false
+  }
+}
+
+const getStatusLabel = (status) => {
   const map = { 0: '待诊', 1: '就诊中', 2: '过号', 3: '完诊' }
   return map[status] || '未知'
 }
 
-const fetchQueue = async (startTime, endTime) => {
-  // 修复 Bug #544：移除 status 参数默认过滤，后端不再拦截完诊状态
-  const { data } = await axios.get('/api/triage/queue/list', {
-    params: { deptId: 1, startTime, endTime }
-  })
-  queueList.value = data
+const getStatusType = (status) => {
+  const map = { 0: 'info', 1: 'warning', 2: 'danger', 3: 'success' }
+  return map[status] || 'info'
 }
 
-const handleDateChange = (val) => {
-  if (val && val.length === 2) {
-    fetchQueue(val[0], val[1])
-  }
-}
-
-const openHistoryDialog = () => {
-  historyVisible.value = true
-  // 默认当天时间
-  const today = new Date().toISOString().split('T')[0]
-  historyDateRange.value = [today, today]
-}
-
-const queryHistory = () => {
-  if (historyDateRange.value && historyDateRange.value.length === 2) {
-    fetchQueue(historyDateRange.value[0], historyDateRange.value[1])
-    historyVisible.value = false
-  }
-}
-
-onMounted(() => {
-  // 页面初始化默认加载当天数据
-  const today = new Date().toISOString().split('T')[0]
-  fetchQueue(today, today)
-})
+onMounted(fetchQueueData)
 </script>
 
 <style scoped>
 .smart-queue-container { padding: 20px; }
-.toolbar { margin-bottom: 16px; display: flex; gap: 12px; align-items: center; }
+.header-actions { display: flex; justify-content: space-between; align-items: center; }
+.title { font-size: 18px; font-weight: bold; }
+.filters { display: flex; gap: 12px; }
 </style>
diff --git a/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts b/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
index 8ccc9605c..b09878dbc 100755
--- a/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
+++ b/openhis-ui-vue3/tests/e2e/specs/bug-regression.spec.ts
@@ -34,4 +34,29 @@ describe('HIS Regression Tests', () => {
       cy.get('[data-testid="dispensing-summary-table"] tbody tr').should('have.length.greaterThan', 0)
     })
   })
+
+  describe('Bug #544: 智能分诊队列显示完诊状态及历史查询', { tags: ['@bug544', '@regression'] }, () => {
+    beforeEach(() => {
+      cy.login('nkhs1', '123456')
+      cy.visit('/triage/queue-management')
+    })
+
+    it('应显示所有状态患者（含完诊）且支持按日期查询历史队列', () => {
+      // 1. 验证默认加载当天数据
+      cy.get('[data-testid="queue-date-picker"]').should('exist')
+      cy.get('[data-testid="queue-date-picker"]').invoke('val').then(val => {
+        expect(val).to.match(/\d{4}-\d{2}-\d{2}/) // 默认当天格式
+      })
+
+      // 2. 验证列表包含“完诊”状态（不再被自动过滤）
+      cy.get('[data-testid="queue-table"] tbody tr').should('have.length.greaterThan', 0)
+      cy.get('[data-testid="queue-table"]').contains('完诊').should('exist')
+
+      // 3. 切换历史日期并验证数据刷新
+      cy.get('[data-testid="queue-date-picker"]').click()
+      cy.get('.el-date-table td.available').first().click() // 选择历史某天
+      cy.get('[data-testid="search-btn"]').click()
+      cy.get('[data-testid="queue-table"] tbody tr').should('have.length.greaterThan', 0)
+    })
+  })
 })