diff --git a/backend/app/Controllers/ElementController.php b/backend/app/Controllers/ElementController.php
index 9e61720..62a6385 100644
--- a/backend/app/Controllers/ElementController.php
+++ b/backend/app/Controllers/ElementController.php
@@ -2,21 +2,31 @@
 
 namespace App\Controllers;
 
-use App\Element\ElementRepository;
+use App\Element\UseCases\GetElement\GetElement;
+use App\Element\UseCases\GetElement\GetElementRequest;
+use App\Exceptions\BadRequestException;
+use App\Exceptions\NotFoundException;
 use Illuminate\Http\JsonResponse;
 
 class ElementController
 {
-    public function __construct(private ElementRepository $elementRepository)
+    public function __construct(private GetElement $getElement)
     {
     }
 
-    public function show(int $id): JsonResponse
+    public function show(?int $id): JsonResponse
     {
-        $element = $this->elementRepository->find($id);
-        if ($element === null) {
+        try {
+            $element = $this->getElement->execute(
+                new GetElementRequest(id: $id)
+            );
+        } catch (BadRequestException $exception) {
             return new JsonResponse([
-                'error' => 'Element not found',
+                'error' => $exception->getMessage(),
+            ], 400);
+        } catch (NotFoundException $exception) {
+            return new JsonResponse([
+                'error' => $exception->getMessage(),
             ], 404);
         }