Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities

Category: Ankle; Hindfoot Introduction/Purpose: Tibiotalocalcaneal (TTC) arthrodesis is a treatment option for several pathologies of the hindfoot and ankle. Traditional fixation options include intramedullary nailing or plate-screw constructs. In certain patients, for example when bone quality or p...

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Main Authors: Carson J. Smith MD, Braden Boyer MD, Clayton Bettin MD
Format: Article
Language:English
Published: SAGE Publishing 2023-12-01
Series:Foot & Ankle Orthopaedics
Online Access:https://doi.org/10.1177/2473011423S00438
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author Carson J. Smith MD
Braden Boyer MD
Clayton Bettin MD
author_facet Carson J. Smith MD
Braden Boyer MD
Clayton Bettin MD
author_sort Carson J. Smith MD
collection DOAJ
description Category: Ankle; Hindfoot Introduction/Purpose: Tibiotalocalcaneal (TTC) arthrodesis is a treatment option for several pathologies of the hindfoot and ankle. Traditional fixation options include intramedullary nailing or plate-screw constructs. In certain patients, for example when bone quality or post-operative compliance are of concern, more robust fixation may be desired. Charcot neuroarthropathy (CN) patients in particular often have complex deformities, poor bone quality, and impaired sensation. New trauma literature shows hybrid nail-plate constructs (NPCs) may permit early weight bearing in osteoporotic distal femur fractures. We report early results of TTC arthrodesis using NPCs in patients with complex deformities of the ankle and hindfoot. Methods: Patients undergoing TTC arthrodesis via intramedullary nail fixation plus plating by a single surgeon from September 2020 to December 2022 were included in our study. Indications included CN, post-traumatic deformities, and advanced arthritis. Age, comorbidities, Hemoglobin A1c, presence of an ulcer, implants, bone graft used, and postoperative complications were retrospectively recorded. Results: Fifteen patients met inclusion criteria. Six patients had CN; eight patients had post-traumatic complications; and one patient had an arthritic cavovarus deformity. Average age was 55 years (range 31-72). Eleven patients were treated with a lateral TTC locking plate; three were treated with an anterior tibiotalar arthrodesis plate; and one was treated with a 3.5mm reconstruction plate. All patients were treated with a TTC arthrodesis nail. In all cases, cellular bone matrix was used; in fourteen cases, autograft was also used. Average follow-up was 35 weeks (min. 12). Three patients underwent below-knee amputation, two for infection and the other for hardware failure. Two others required postoperative debridements but subsequently cleared their infections. Twelve patients have a stable, non-infected, ulcer free foot at latest follow-up. Conclusion: TTC arthrodesis can be used for a variety of indications, and many of these patients present complex challenges. Patients with CN in particular often have severe deformities and poor bone quality. Hybrid fixation methods provide added stability in complex cases, possibly allowing for more powerful deformity correction and earlier weight-bearing. We report a 80% favorable outcome rate in our case series, with major complications confined to patients with significant medical comorbidities (poorly controlled diabetes, peripheral vascular disease). We believe that TTC arthrodesis with hybrid nail-plate constructs represents an attractive solution to complex ankle and hindfoot deformities.
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spelling doaj.art-8642393b75fd48d18fc9fb3c6fe3b7572023-12-26T21:05:32ZengSAGE PublishingFoot & Ankle Orthopaedics2473-01142023-12-01810.1177/2473011423S00438Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot DeformitiesCarson J. Smith MDBraden Boyer MDClayton Bettin MDCategory: Ankle; Hindfoot Introduction/Purpose: Tibiotalocalcaneal (TTC) arthrodesis is a treatment option for several pathologies of the hindfoot and ankle. Traditional fixation options include intramedullary nailing or plate-screw constructs. In certain patients, for example when bone quality or post-operative compliance are of concern, more robust fixation may be desired. Charcot neuroarthropathy (CN) patients in particular often have complex deformities, poor bone quality, and impaired sensation. New trauma literature shows hybrid nail-plate constructs (NPCs) may permit early weight bearing in osteoporotic distal femur fractures. We report early results of TTC arthrodesis using NPCs in patients with complex deformities of the ankle and hindfoot. Methods: Patients undergoing TTC arthrodesis via intramedullary nail fixation plus plating by a single surgeon from September 2020 to December 2022 were included in our study. Indications included CN, post-traumatic deformities, and advanced arthritis. Age, comorbidities, Hemoglobin A1c, presence of an ulcer, implants, bone graft used, and postoperative complications were retrospectively recorded. Results: Fifteen patients met inclusion criteria. Six patients had CN; eight patients had post-traumatic complications; and one patient had an arthritic cavovarus deformity. Average age was 55 years (range 31-72). Eleven patients were treated with a lateral TTC locking plate; three were treated with an anterior tibiotalar arthrodesis plate; and one was treated with a 3.5mm reconstruction plate. All patients were treated with a TTC arthrodesis nail. In all cases, cellular bone matrix was used; in fourteen cases, autograft was also used. Average follow-up was 35 weeks (min. 12). Three patients underwent below-knee amputation, two for infection and the other for hardware failure. Two others required postoperative debridements but subsequently cleared their infections. Twelve patients have a stable, non-infected, ulcer free foot at latest follow-up. Conclusion: TTC arthrodesis can be used for a variety of indications, and many of these patients present complex challenges. Patients with CN in particular often have severe deformities and poor bone quality. Hybrid fixation methods provide added stability in complex cases, possibly allowing for more powerful deformity correction and earlier weight-bearing. We report a 80% favorable outcome rate in our case series, with major complications confined to patients with significant medical comorbidities (poorly controlled diabetes, peripheral vascular disease). We believe that TTC arthrodesis with hybrid nail-plate constructs represents an attractive solution to complex ankle and hindfoot deformities.https://doi.org/10.1177/2473011423S00438
spellingShingle Carson J. Smith MD
Braden Boyer MD
Clayton Bettin MD
Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
Foot & Ankle Orthopaedics
title Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
title_full Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
title_fullStr Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
title_full_unstemmed Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
title_short Tibiotalocalcaneal Arthrodesis with Hybrid Nail-Plate Constructs: A Novel Technique for Treatment of Unstable Ankle & Hindfoot Deformities
title_sort tibiotalocalcaneal arthrodesis with hybrid nail plate constructs a novel technique for treatment of unstable ankle hindfoot deformities
url https://doi.org/10.1177/2473011423S00438
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