diff --git a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/controller/admin/inspectpatient/InspectPatientController.java b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/controller/admin/inspectpatient/InspectPatientController.java
index 4c1bacc..3bb671a 100644
--- a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/controller/admin/inspectpatient/InspectPatientController.java
+++ b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/controller/admin/inspectpatient/InspectPatientController.java
@@ -89,7 +89,7 @@ import java.util.Locale;
 @RequestMapping("/inspect/patient")
 @Validated
 public class InspectPatientController {
-    private static final AtomicInteger counter = new AtomicInteger(0);
+   // private static final AtomicInteger counter = new AtomicInteger(0);
     @Resource
     private InspectPatientService patientService;
     @Resource
@@ -206,13 +206,17 @@ public class InspectPatientController {
                 // 获取当前日期并格式化为 yyyyMMdd 格式
                 LocalDate currentDate = LocalDate.now();
                 String datePart = currentDate.format(DateTimeFormatter.ofPattern("yyyyMMdd"));
-                // 生成一个6位的序列号
-                int sequenceNumber = counter.incrementAndGet() % 1000000; // 确保序列号是6位数
-                String MedicalSn = datePart + String.format("%06d", sequenceNumber);
+                // 生成一个唯一的6位的随机数
+                Random random = new Random();
+                String sequencePart;
+                do {
+                    int sequenceNumber = 100000 + random.nextInt(900000); // 生成一个6位的随机数
+                    sequencePart = datePart + String.format("%06d", sequenceNumber);
+                } while (patientService.IsMedicalSnExist(sequencePart)); // 检查是否存在，如果存在则继续生成
                 //患者信息
                 InspectPatientSaveReqVO rowData = new InspectPatientSaveReqVO();
 
-                rowData.setMedicalSn(MedicalSn);
+                rowData.setMedicalSn(sequencePart);
                 //填充患者信息
                 for (int i = 0; i < row.getLastCellNum(); i++) {
                     Cell cell = row.getCell(i);
@@ -341,8 +345,16 @@ public class InspectPatientController {
         LocalDate currentDate = LocalDate.now();
         String datePart = currentDate.format(DateTimeFormatter.ofPattern("yyyyMMdd"));
         // 生成一个6位的序列号
-        int sequenceNumber = counter.incrementAndGet() % 1000000; // 确保序列号是6位数
-        String sequencePart = datePart + String.format("%06d", sequenceNumber);
+       // int sequenceNumber = counter.incrementAndGet() % 1000000; // 确保序列号是6位数
+       // String sequencePart = datePart + String.format("%06d", sequenceNumber);
+        // 生成一个唯一的6位的随机数
+        Random random = new Random();
+        String sequencePart;
+        do {
+            int sequenceNumber = 100000 + random.nextInt(900000); // 生成一个6位的随机数
+            sequencePart = datePart + String.format("%06d", sequenceNumber);
+        } while (patientService.IsMedicalSnExist(sequencePart)); // 检查是否存在，如果存在则继续生成
+
         //患者信息
         InspectPatientSaveReqVO rowData = new InspectPatientSaveReqVO();
         rowData.setMedicalSn(sequencePart);
diff --git a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientService.java b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientService.java
index fc03b12..b7f1ec4 100644
--- a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientService.java
+++ b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientService.java
@@ -101,6 +101,10 @@ public interface InspectPatientService {
     InspectPatientDO getPatientOfMedicalSn(String medicalSn);
     //验证身份证号是否存在
     boolean validateIdCardExists(String idCard);
+    /*
+    * 通过体检编号判断体检编号是否存在
+    * */
+    boolean IsMedicalSnExist(String medicalSn);
 
     //根据身份证、姓名、体检编码获取患者信息
     List<InspectPatientDO> getPatientBySearchKey(String searchKey);
diff --git a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientServiceImpl.java b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientServiceImpl.java
index e0cdd85..0cdf0dd 100644
--- a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientServiceImpl.java
+++ b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectpatient/InspectPatientServiceImpl.java
@@ -210,6 +210,13 @@ public class InspectPatientServiceImpl implements InspectPatientService {
         lambdaQuery.eq(InspectPatientDO::getCardId, idCard);
         return patientMapper.selectCount(lambdaQuery) > 0;
     }
+
+    @Override
+    public boolean IsMedicalSnExist(String medicalSn) {
+        LambdaQueryWrapper<InspectPatientDO> queryWrapper = new LambdaQueryWrapper<>();
+        queryWrapper.eq(InspectPatientDO::getMedicalSn, medicalSn);
+        return patientMapper.selectCount(queryWrapper) > 0;
+    }
     @Override
     public List<InspectPatientDO> getPatientBySearchKey(String searchKey) {
         LambdaQueryWrapper<InspectPatientDO> lambdaQuery = new LambdaQueryWrapper<>();