Indications
The Orthofix Ankle Hindfoot Nailing (AHN) System is intended to facilitate tibiotalocalcaneal arthrodesis (fusion). Specific indications include:
- Avascular necrosis of the talus
- Failed total ankle arthroplasty
- Trauma (malunited tibial pilon fracture)
- Severe deformity or instability as a result of talipes equinovarus, cerebral vascular accident, paralysis or other neuromuscular disease
- Revision ankle arthrodesis
- Neuroarthropathy
- Rheumatoid arthritis
- Osteoarthritis
- Pseudoarthrosis
- Post-traumatic arthrosis
- Previously infected arthrosis
- Charcot foot
- Severe endstage degenerative arthritis
- Severe defects after tumor resection
- Pantalar arthrodesis
Contre-indications
The Orthofix Ankle Hindfoot Nailing (AHN) System is not designed or sold for any use except as indicated. Use of the Orthofix Ankle Hindfoot Nailing (AHN) System is contraindicated in the following situations:
- Active or latent infection in the affected area
- General medical conditions including: impaired blood supply, pulmonary insufficiency (i.e. ARDS, fat embolism) and insufficient quantity or quality of bone
- Patients who are unwilling or incapable of following post-operative care instructions
- Suspected or documented metal allergy or intolerance
- Severe longitudinal deformity
- Insufficient plantar heel pad
- Situations where an isolated ankle or subtalar fusion can be performed
- Dysvascular limb