diff --git a/src/main/java/com/peanut/modules/medical/controller/CourseController.java b/src/main/java/com/peanut/modules/medical/controller/CourseController.java
index 9c9c6f33..e844c46b 100644
--- a/src/main/java/com/peanut/modules/medical/controller/CourseController.java
+++ b/src/main/java/com/peanut/modules/medical/controller/CourseController.java
@@ -62,5 +62,10 @@ public class CourseController {
         return R.ok().put("courseList",courseList);
     }
 
+    @RequestMapping("/checkVideoByMD")
+    public R checkVideoByMD(@RequestBody Map<String,String> map) throws Exception {
+        String playAuth = courseMedicalService.checkVideoByMD(map.get("id"));
+        return R.ok().put("playAuth",playAuth);
+    }
 
 }
diff --git a/src/main/java/com/peanut/modules/medical/service/CourseMedicalService.java b/src/main/java/com/peanut/modules/medical/service/CourseMedicalService.java
index 9b6d9fbe..5ca99b84 100644
--- a/src/main/java/com/peanut/modules/medical/service/CourseMedicalService.java
+++ b/src/main/java/com/peanut/modules/medical/service/CourseMedicalService.java
@@ -1,6 +1,7 @@
 package com.peanut.modules.medical.service;
 
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.common.utils.R;
 import com.peanut.modules.common.entity.CourseEntity;
 import com.peanut.modules.common.entity.CourseMedicine;
 import com.peanut.modules.common.to.ParamTo;
@@ -17,4 +18,6 @@ public interface CourseMedicalService extends IService<CourseMedicine> {
     List<CourseMedicine> getChildCourseMedicalTree(ParamTo param);
 
     List<Map<String,Object>> getMedicalCoursePrice();
+
+    String checkVideoByMD(String id) throws Exception;
 }
diff --git a/src/main/java/com/peanut/modules/medical/service/impl/CourseMedicalServiceImpl.java b/src/main/java/com/peanut/modules/medical/service/impl/CourseMedicalServiceImpl.java
index b0dc916c..b4f3655c 100644
--- a/src/main/java/com/peanut/modules/medical/service/impl/CourseMedicalServiceImpl.java
+++ b/src/main/java/com/peanut/modules/medical/service/impl/CourseMedicalServiceImpl.java
@@ -1,10 +1,13 @@
 package com.peanut.modules.medical.service.impl;
 
+import com.aliyun.vod20170321.models.GetVideoPlayAuthResponse;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
+import com.peanut.common.utils.R;
 import com.peanut.common.utils.ShiroUtils;
+import com.peanut.common.utils.SpdbUtil;
 import com.peanut.modules.common.dao.CourseCatalogueDao;
 import com.peanut.modules.common.dao.CourseMedicineDao;
 import com.peanut.modules.common.dao.CourseToMedicineDao;
@@ -16,10 +19,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 import java.util.stream.Collectors;
 
 @Slf4j
@@ -97,7 +97,15 @@ public class CourseMedicalServiceImpl extends ServiceImpl<CourseMedicineDao, Cou
         return res;
     }
 
-    private void getLastLevelCourseList(CourseMedicine c,Map<String,Object> map){
+
+    @Override
+    public String checkVideoByMD(String id) throws Exception {
+        GetVideoPlayAuthResponse p = SpdbUtil.getPlayAuth(id);
+        String playAuth = p.getBody().getPlayAuth();
+        return playAuth;
+    }
+
+    private void getLastLevelCourseList(CourseMedicine c, Map<String,Object> map){
         String vip = ShiroUtils.getUser().getVip();
         if (c.getChildren()!=null&&c.getChildren().size() > 0){
             for (CourseMedicine child : c.getChildren()){