Which of the following is an outcome associated with the use of Russell's traction?

Russell's traction is specifically designed to manage fractures, particularly in the femur. It involves the application of a pulling force to the limb, which allows for alignment and stabilization of the fracture in order to promote proper healing. This is essential in treating knee injuries, as it helps to immobilize the joint and maintain stability, preventing further injury and enabling the body to begin the healing process effectively.

While the other options touch on various desired effects in orthopedic treatment, they do not directly pertain to the specific applications of Russell's traction. Improved alignment of the spine, for instance, is more relevant to other forms of traction or specific spinal interventions. Enhanced blood flow in fractured limbs could be a consequence of improved positioning but is not a targeted outcome of Russell's traction itself. Reduction of joint inflammation may be a benefit of various treatments for arthritis but does not relate to the mechanism or purpose of Russell's traction. Thus, the focus on stabilization of knee injuries is the most appropriate outcome associated with the use of Russell's traction.