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Finger dislocation, also called a finger jam, is a common injury. It occurs when the bones of the finger are moved (dislocated) from their normal position. A dislocated finger can occur in any of the joints of any finger, but it occurs most often in the middle knuckle of the little, ring, middle, or index finger.
A dislocated finger occurs when two of the finger bones, forming a joints become displaced injuring the ligaments and other soft tissue in the process. Symptoms of a dislocated finger A dislocated finger is caused by a traumatic impact of bending back of the finger. Symptoms include immediate pain with an obvious deformity of the finger. The patient will have great difficulty trying to move the finger. It is likely to sell up quickly and bruising may appear later. It there is any nerve damage then the dislocated finger may feel numb or tingly. Damage to blood vessels could result in the skin feeling cold and appear pale.