Lateral Ankle Ligament Reconstruction (Classic Broström)

Chronic “rolling” ankles are usually the legacy of a sprain that never fully healed. In many cases the anterior-talofibular ligament (ATFL) and calcaneofibular ligament (CFL) have stretched but remain repairable. A Broström reconstruction tightens these native ligaments and reinforces them with nearby retinaculum—restoring the ankle’s factory stability without implants or tendon grafts.


Candidacy Checklist

Must-Have Findings Notes
≥ 6 months symptomatic laxity Recurrent giving-way despite brace & PT
Positive anterior-drawer / talar-tilt Confirmed under anaesthesia or stress X-ray
Good-quality ligament tissue on MRI Not shredded or scarred beyond repair
Flexible hind-foot alignment No rigid cavus or varus that would re-stress the repair

Surgical Steps (40-50 min, Outpatient)

  • Regional popliteal + ankle block (opioid-sparing).
  • 3 cm curvilinear incision over distal fibula.
  • Identify & imbricate ATFL/CFL (pants-over-vest suture).
  • Gould reinforcement – extensor-retinaculum flap sewn over repair.
  • Layered closure; sterile strips; posterior splint in slight plantar-flexion.

Post-Op Protocol

Phase Boot / Weight-Bearing Rehab Focus
0-2 wk Posterior splint, NWB Elevation, edema control
2-4 wk CAM boot WBAT Ankle ROM (dorsiflex/plantar-flex)
4-8 wk Lace-up brace in sneaker Theraband inversion/eversion, bike
8-12 wk Brace only for sport drills Proprioception, single-leg hops
3-4 mo No brace for daily life Agility ladder, return-to-run test

Clearance for pivot sports once hop-test & Y-balance ≥ 90 % of contralateral limb.

Outcomes & Evidence

Metric (systematic review, 2023) Result
Re-rupture / persistent instability 5 %
Return to recreational sport 90-95 % at 4-6 mo
Numbness / scar sensitivity ≤ 3 % (usually transient)
Patient satisfaction > 90 % good-excellent

Benefits & Risks

Benefits Mitigation of Risks
Uses native ligament—no graft harvest Temporary lateral-foot numbness (< 3 %) avoided by careful dissection
Keeps proprioception & natural feel DVT prophylaxis (ASA) during NWB
Small scar, outpatient, rapid rehab Re-sprain if PT ignored—structured program supplied
Proven > 50 yrs of durable results Over-tightening rare with anatomic tensioning

Frequently Asked Questions

No hardware is implanted; just strong, permanent suture.

Left foot: 7-10 days. Right foot: once in a sneaker and off narcotics (≈ 3 wks).

We recommend a lace-up brace or tape for the first sports season; daily walking eventually needs no support.

Regain Confident Cuts & Landings

If an ankle that “just keeps rolling” is limiting your sport or work, a classic Broström repair can restore lifelong stability—without implants or donor grafts. Book a stability evaluation with North Texas Podiatry Associates to learn whether this time-tested solution is right for you.

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