diff --git a/src/api/hisApi.ts b/src/api/hisApi.ts
new file mode 100644
index 0000000..887b367
--- /dev/null
+++ b/src/api/hisApi.ts
@@ -0,0 +1,303 @@
+import axios, { AxiosInstance } from "axios";
+
+// API配置
+const API_CONFIG = {
+  // 内网URL
+  INTERNAL_URL:
+    "http://10.1.5.118:8077/platform-api/api/his-web/self-service-machine/",
+  // 外网URL
+  EXTERNAL_URL:
+    "http://apihis.circleharmonyhospital.cn:8982/platform-api/api/his-web/self-service-machine/",
+};
+
+// 响应数据类型
+export interface ApiResponse<T = any> {
+  Status: number;
+  Message: string | null;
+  Data: T;
+  CopyRight: string;
+}
+
+// 患者基本信息
+export interface PatientInfo {
+  name: string;
+  gender: number;
+  gender_name: string;
+  age: string;
+  IdCard: string;
+  phone: string;
+  marital: number;
+  marital_name: string;
+}
+
+// VIP认证结果
+export interface VipResult {
+  is_vip: number; // 0-否 1-是
+}
+
+// 可选项目列表 - 套餐信息
+export interface PackageInfo {
+  physical_exam_id: number;
+  is_optional_package: number;
+  is_optional_package_name: string;
+  package_code: number;
+  package_name: string;
+  registration_time: string;
+}
+
+// 可选项目
+export interface OptionalItem {
+  combination_name: string;
+  combination_code: number;
+  physical_exam_id: number;
+  package_code: number;
+}
+
+// 可选项目列表响应
+export interface OptionalItemListResponse {
+  packageInfo: PackageInfo;
+  listOptionalItem: OptionalItem[];
+}
+
+// 已预约套餐信息
+export interface PackagItemInfo {
+  patient_name: string;
+  appointment_datetime: string;
+  package_code: number;
+  package_name: string;
+  registration_time: string;
+}
+
+// 套餐详情
+export interface PackDetail {
+  department_id: number;
+  department_name: string;
+  project_id: string;
+  project_name: string;
+}
+
+// 已预约套餐详情响应
+export interface PackagItemDetailResponse {
+  packagItemInfo: PackagItemInfo;
+  listPackDetail: PackDetail[];
+}
+
+// PDF响应
+export interface PdfResponse {
+  pdf_url: string;
+  message: string | null;
+}
+
+// 解析后的PDF响应（接口8返回的pdf_url可能是JSON字符串）
+export interface ParsedPdfResponse {
+  pdfUrl: string;
+  message: string;
+}
+
+// 创建axios实例
+function createAxiosInstance(baseURL: string): AxiosInstance {
+  const instance = axios.create({
+    baseURL,
+    timeout: 30000, // 30秒超时
+    headers: {
+      "Content-Type": "application/json; charset=UTF-8",
+    },
+  });
+
+  // 请求拦截器
+  instance.interceptors.request.use(
+    (config) => {
+      return config;
+    },
+    (error) => {
+      return Promise.reject(error);
+    }
+  );
+
+  // 响应拦截器
+  instance.interceptors.response.use(
+    (response) => {
+      return response;
+    },
+    (error) => {
+      return Promise.reject(error);
+    }
+  );
+
+  return instance;
+}
+
+// 默认使用外网URL，可以通过环境变量或配置切换
+let currentBaseURL = API_CONFIG.EXTERNAL_URL;
+let axiosInstance = createAxiosInstance(currentBaseURL);
+
+/**
+ * 设置API基础URL
+ * @param useInternal 是否使用内网URL
+ */
+export function setApiBaseUrl(useInternal: boolean = false) {
+  currentBaseURL = useInternal
+    ? API_CONFIG.INTERNAL_URL
+    : API_CONFIG.EXTERNAL_URL;
+  axiosInstance = createAxiosInstance(currentBaseURL);
+}
+
+/**
+ * 1. 通过身份证号查询基本信息
+ */
+export async function getPatientInfo(
+  id_no: string
+): Promise<ApiResponse<PatientInfo>> {
+  const response = await axiosInstance.post<ApiResponse<PatientInfo>>(
+    "patient-info",
+    {
+      id_no,
+    }
+  );
+  return response.data;
+}
+
+/**
+ * 2. 获取VIP客户认证结果
+ */
+export async function getVipStatus(
+  id_no: string
+): Promise<ApiResponse<VipResult>> {
+  const response = await axiosInstance.post<ApiResponse<VipResult>>("is-vip", {
+    id_no,
+  });
+  return response.data;
+}
+
+/**
+ * 3. 通过身份证号获取体检选项项目列表
+ */
+export async function getOptionalItemList(
+  id_no: string
+): Promise<ApiResponse<OptionalItemListResponse>> {
+  const response = await axiosInstance.post<
+    ApiResponse<OptionalItemListResponse>
+  >("optional-item-list", {
+    id_no,
+  });
+  return response.data;
+}
+
+/**
+ * 4. 查询已预约的体检套餐详情
+ * 注意：此接口与接口3使用相同的路径，但返回数据不同
+ * 如果后端需要区分，可能需要额外的参数或不同的路径
+ */
+export async function getPackagItemDetail(
+  id_no: string
+): Promise<ApiResponse<PackagItemDetailResponse>> {
+  const response = await axiosInstance.post<
+    ApiResponse<PackagItemDetailResponse>
+  >("optional-item-list", {
+    id_no,
+  });
+  return response.data;
+}
+
+/**
+ * 5. 获取体检知情同意书PDF
+ */
+export async function getTongyishuPdf(
+  exam_id: number
+): Promise<ApiResponse<PdfResponse>> {
+  const response = await axiosInstance.post<ApiResponse<PdfResponse>>(
+    "tongyishu-get",
+    {
+      exam_id,
+    }
+  );
+  return response.data;
+}
+
+/**
+ * 6. 体检知情同意书签名，返回生成的知情同意书PDF
+ * @param exam_id 体检ID
+ * @param sign_file 签名图片文件（File对象或Blob）
+ */
+export async function submitTongyishuSign(
+  exam_id: number,
+  sign_file: File | Blob
+): Promise<ApiResponse<PdfResponse>> {
+  const formData = new FormData();
+  formData.append("exam_id", exam_id.toString());
+  formData.append("sign_file", sign_file);
+
+  const response = await axiosInstance.post<ApiResponse<PdfResponse>>(
+    "tongyishu-sign-submit",
+    formData,
+    {
+      headers: {
+        "Content-Type": "multipart/form-data",
+      },
+    }
+  );
+  return response.data;
+}
+
+/**
+ * 7. 获取体检导检单PDF
+ */
+export async function getDaojiandanPdf(
+  exam_id: number
+): Promise<ApiResponse<PdfResponse>> {
+  const response = await axiosInstance.post<ApiResponse<PdfResponse>>(
+    "daojiandan-get",
+    {
+      exam_id,
+    }
+  );
+  return response.data;
+}
+
+/**
+ * 8. 提交体检导检单签名，返回生成的导检单PDF
+ * @param exam_id 体检ID
+ * @param sign_file 签名图片文件（File对象或Blob）
+ * @returns 注意：返回的Data.pdf_url可能是JSON字符串，需要解析
+ */
+export async function submitDaojiandanSign(
+  exam_id: number,
+  sign_file: File | Blob
+): Promise<ApiResponse<PdfResponse>> {
+  const formData = new FormData();
+  formData.append("exam_id", exam_id.toString());
+  formData.append("sign_file", sign_file);
+
+  const response = await axiosInstance.post<ApiResponse<PdfResponse>>(
+    "daojiandan-sign-submit",
+    formData,
+    {
+      headers: {
+        "Content-Type": "multipart/form-data",
+      },
+    }
+  );
+  return response.data;
+}
+
+/**
+ * 解析接口8返回的pdf_url JSON字符串
+ * @param pdfUrlJsonString JSON字符串
+ * @returns 解析后的PDF响应对象
+ */
+export function parsePdfUrlResponse(
+  pdfUrlJsonString: string
+): ParsedPdfResponse {
+  try {
+    return JSON.parse(pdfUrlJsonString);
+  } catch (error) {
+    // 如果不是JSON字符串，直接返回
+    return {
+      pdfUrl: pdfUrlJsonString,
+      message: "",
+    };
+  }
+}
+
+// 导出axios实例，以便需要时进行自定义配置
+export { axiosInstance };