Joints can deteriorate due to many factors, such as bone fractures, cartilage wear, or ligament tears. These injuries are not clearly visible when using conventional tests. Therefore, CT scans of the joints are the preferred choice for doctors in cases where there are signs of damage or injury to the bones and limbs.

Direct injection of pain relief into the joint is a quick method of pain relief but can bring many disadvantages, especially with small joints, it is difficult to achieve high accuracy. Therefore, the support of guidance tools such as using X-ray enhancement is needed.