Tibial Plateau Leveling Osteotomy

Tibial Plateau Leveling Osteotomy (TPLO) is a surgical procedure used to address cranial cruciate ligament (CCL) injuries in dogs. It is designed to stabilize the knee joint and restore normal function by altering the biomechanics of the joint to reduce the strain on the damaged ligament.

During a TPLO procedure, the surgeon makes an incision over the affected knee joint and exposes the top surface of the tibia (shin bone), known as the tibial plateau. The surgeon then carefully cuts and rotates the tibial plateau to change its slope, typically leveling it to a more horizontal orientation.

By leveling the tibial plateau, the need for the cranial cruciate ligament (CCL) during weight-bearing activities is reduced, thereby stabilizing the joint and preventing abnormal movement of the bones. To maintain the new position of the tibial plateau, the surgeon stabilizes the bone using metal implants, such as plates and screws, allowing for proper healing and integration.

The TPLO procedure is designed to provide immediate stability to the knee joint, allowing for early postoperative weight-bearing and accelerated rehabilitation compared to traditional techniques. Additionally, because it does not rely on the intactness of the CCL for its effectiveness, TPLO is suitable for dogs with severe CCL injuries or those with concurrent joint conditions that may complicate other surgical approaches.

After surgery, dogs undergoing TPLO will require a period of restricted activity, pain management, and physical rehabilitation to optimize healing and restore function to the affected limb. Close veterinary monitoring and follow-up appointments are essential to ensure a successful outcome and long-term joint health. As with any surgical procedure, the decision to pursue TPLO should be made in consultation with a veterinary surgeon based on the specific needs and circumstances of the individual dog.