public function processDeleteExamAction()
{
$code = $this->_getParam('code');
$patientExam = new PatientExam();
$patientExam->code = $code;
$patientExam->setPersistMode(WebVista_Model_ORM::DELETE);
$patientExam->persist();
$data = true;
$json = Zend_Controller_Action_HelperBroker::getStaticHelper('json');
$json->suppressExit = true;
$json->direct($data);
}
