Purpose-To study about ac joint disruption treated using clavicle hook plate .This procedure allows stable reduction of fracture with this plate. Method- A case report of a 45 year - female treated with clavicle hook plate. Results- On periodical follow up patient mobilised well without pain and was able to carry out her day to day activities without any discomfort. Conclusion- AC joint disruption treated with clavicle hook plate shows decrease in pain and mobility of the patient improved well.