Arthrodesis

What joint isn't included in the partial carpal arthrodesis?

ABC joint not compromised.

What joints tolerate arthrodesis well?

Carpus -ABC joint -MC joint -CMC joint Tarsus -PIT joint -TMT joint

If all metatarsal tarsal joints compromised, how many must you reconstruct to restore foot?

Greater or equal to 2.

What are the indications for arthrodesis?

Irreparable intra-articular fracture. Shearing injury. Infective osteoarthritis Primary bone tumor (limb spare) *not a joint we can salvage but can salvage the limb.

What is arthrodesis?

Irreversible surgical osseous fusion of a joint ro restore limb funciton.

What joints don't tolerate arthrodesis well?

Shoulder Talocrural Stifle Joint NEVER HIP.

Describe an arthrodesis procedure - outline.

Debride articular cartilage until bleeding bone. Cancellous bone graft Rigid internal fixation Post operative coaptation Exercise restriction Radiograph to confirm and make sure other joints are tolerating it.

What position of the limb do you do an arthrodesis?

Fix in weight bearing position.

How do you correct a plantar tarsal ligament avulsion

Pin and figure 8 TBW Lateral plate - loaded on edge! Screws engage both calcaneous and proximal metatarsus.

A proximal intertarsal luxation is common from what ligament rupture?

Plantar tarsal ligament rupture causing an intertarsal luxation.

What nerve is compromised in a dropped rear hock? what tendon is compromised in a dropped rear hock?

Tibial Gastroc tendon