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Ponseti-Based Hybrid Approach for Bilateral Teratologic Clubfoot With Congenital Peroneal Nerve Dysfunction: A Case
Kenichi Mishima1, Kenta Sawamura, Masaki Matsushita
1Department of Orthopaedic Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan.
JBJS Case Connector
|April 16, 2026
Summary
This case study shows that combining the Ponseti method with surgery can successfully treat clubfoot in infants with peroneal nerve issues. It also reveals that tendons can regenerate after surgical release.
Area of Science:
- Orthopedics
- Pediatric Surgery
- Regenerative Medicine
Background:
- Clubfoot is a common congenital deformity.
- Peroneal nerve dysfunction can complicate clubfoot treatment.
- The Ponseti method is a standard non-surgical approach for clubfoot.
Purpose of the Study:
- To describe a novel treatment approach for complex clubfoot.
- To investigate tendon regeneration after surgical release in infants.
Main Methods:
- A newborn with bilateral clubfoot and peroneal nerve dysfunction was treated.
- Initial correction involved multiple tenotomies (Achilles, posterior tibialis, FDL, FHL).
- Recurrent equinus deformity was addressed with posterior soft tissue release.
Main Results:
- Initial correction was achieved with tenotomies.
- Complete regeneration of all transected tendons was observed during the soft tissue release.
- The combined approach led to successful deformity correction.
Conclusions:
- A Ponseti-based approach combined with selective open soft-tissue release is valuable for complex clubfoot.
- Spontaneous regeneration of flexor tendons after complete tenotomy in infancy is possible.
- This case expands understanding of tendon healing and reconstructive options in pediatric orthopedics.
Keywords:
Ponseti methodcomplex clubfootmultiple tenotomyperoneal nerve dysfunctiontendon regeneration
