Workplace violence is a complex occupational hazard that nurses are facing working in today's health care environment. Workplace safety is also said to be undergoing a process of ‘responsibilization’. The purpose of this study is to examine the character of the incidents reported as occupational injuries due to violence and threats, over time and what safety measures that are recommended by the staff. The result suggest interventions measures concerning psychosocial factors and structural job aspects such as adequate staffing to be far more important than surveillance, staff training and penal sanctions.