/**
* Remove the specified instruments from storage (global UI implementation).
*
* @param int $id
* @return Response
*/
public function delete($id)
{
//Delete the instrument
$instrument = Instrument::find($id);
$instrument->testTypes()->detach();
$instrument->delete();
// redirect
return Redirect::route('instrument.index')->with('message', trans('messages.success-deleting-instrument'));
}