Hi Welcome to healhcaremagic After going through your query I concluded that you are having post knee surgery stiffness and swelling of knee joint. Treatment of it is quadriceps excercises and mobilisation exercises of knee. Analgesic such as ibuprofen are taken for pain relief. You may need MRI to further know the cause. You can discuss your doctor about it. Hope your query get answered. If you have any clarification then please don t hesitate to write to us. I will be happy to answer your queries. You can also write to me directly on below link: https://www.bit.ly/askdrsudhirortho Wishing you good health. Take care.