diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/ecgdata/EcgdataController.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/ecgdata/EcgdataController.java
index 9c333aaaf2..71e38362e6 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/ecgdata/EcgdataController.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/ecgdata/EcgdataController.java
@@ -108,31 +108,18 @@ public class EcgdataController {
     }
 
     @GetMapping("/getByTime")
-    @Operation(summary = "根据时间戳和用户ID获得心电数据（聚合图片URL）")
+    @Operation(summary = "根据时间戳和用户ID获得心电数据")
     @Parameter(name = "collecttime", description = "采集时间戳", required = true)
     @Parameter(name = "userId", description = "用户编号", required = true)
-    public CommonResult<EcgdataTimeImageRespVO> getEcgdataByTime(@RequestParam("collecttime") Long collecttime,
-                                                                @RequestParam("userId") Integer userId) {
-        List<EcgdataDO> ecgdataList = ecgdataService.getEcgdataListByTime(collecttime, userId);
+    public CommonResult<EcgdataRespVO> getEcgdataByTime(@RequestParam("collecttime") Long collecttime,
+                                                       @RequestParam("userId") Integer userId) {
+        EcgdataDO ecgdata = ecgdataService.getEcgdataByTime(collecttime, userId);
         
-        if (ecgdataList == null || ecgdataList.isEmpty()) {
+        if (ecgdata == null) {
             return success(null);
         }
         
-        // 取第一条记录作为基础数据
-        EcgdataDO firstEcgdata = ecgdataList.get(0);
-        EcgdataTimeImageRespVO result = BeanUtils.toBean(firstEcgdata, EcgdataTimeImageRespVO.class);
-        
-        // 聚合所有的图片URL
-        List<String> imageUrls = new ArrayList<>();
-        for (EcgdataDO ecgdata : ecgdataList) {
-            if (ecgdata.getEcgimageurl() != null && !ecgdata.getEcgimageurl().trim().isEmpty()) {
-                imageUrls.add(ecgdata.getEcgimageurl());
-            }
-        }
-        result.setEcgimageurls(imageUrls);
-        
-        return success(result);
+        return success(BeanUtils.toBean(ecgdata, EcgdataRespVO.class));
     }
 
 }
\ No newline at end of file
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataService.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataService.java
index 4b92571c29..f8c6643a29 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataService.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataService.java
@@ -71,16 +71,7 @@ public interface EcgdataService {
     EcgdataDO getEcgdataByTime(Long collecttime, Integer userId);
 
     /**
-     * 根据时间戳和用户ID获得心电数据采集列表（聚合图片URL）
-     *
-     * @param collecttime 采集时间戳
-     * @param userId 用户编号
-     * @return 聚合后的心电数据采集
-     */
-    List<EcgdataDO> getEcgdataListByTime(Long collecttime, Integer userId);
-
-    /**
-     * 根据用户ID获得去重的心电采集时间列表
+     * 根据用户ID获得心电数据采集去重时间列表
      *
      * @param userId 用户编号
      * @return 去重的采集时间列表
diff --git a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataServiceImpl.java b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataServiceImpl.java
index dc23da3e02..311f470408 100644
--- a/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataServiceImpl.java
+++ b/yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/service/ecgdata/EcgdataServiceImpl.java
@@ -88,14 +88,6 @@ public class EcgdataServiceImpl implements EcgdataService {
                 .orderByDesc(EcgdataDO::getId));
     }
 
-    @Override
-    public List<EcgdataDO> getEcgdataListByTime(Long collecttime, Integer userId) {
-        return ecgdataMapper.selectList(new LambdaQueryWrapperX<EcgdataDO>()
-                .eq(EcgdataDO::getUserid, userId)
-                .eq(EcgdataDO::getCollecttime, new Date(collecttime))
-                .orderByDesc(EcgdataDO::getId));
-    }
-
     @Override
     public List<LocalDateTime> getDistinctCollectTimeByUserId(Integer userId) {
         return ecgdataMapper.selectDistinctCollectTimeByUserId(userId);