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Updated: May 28, 2026
In Vivo Quantification of Hip Arthrokinematics during Dynamic Weight-bearing Activities using Dual Fluoroscopy
Published on: July 2, 2021
[Acute traumatic and especially neglected traumatic hip dislocations are very rare in children]
F F Fernandez1, T Wirth, O Eberhardt
1Kindertraumatologie, Orthopädische-Traumatologische Klinik, Olgahospital, Bismarckstraße 8, 70176, Stuttgart, Deutschland. f.fernandez@freenet.de
Insights
Hip arthroscopy is a novel approach for treating neglected hip dislocations in children, reducing surgical risks. This technique may help prevent avascular necrosis, a serious complication of hip dislocation.
Area of Science:
- Pediatric Orthopedics
- Minimally Invasive Surgery
- Traumatology
Background:
- Traumatic hip dislocations in children present significant challenges, including the risk of avascular necrosis and associated injuries.
- Traditional treatments for neglected hip dislocations can be invasive and carry risks of further damage.
- The management of pediatric hip dislocations requires careful consideration to minimize long-term complications.
Observation:
- This study details the first use of hip arthroscopy in two pediatric patients (ages 2 and 4) with extracapsular neglected hip dislocations and concurrent injuries.
- In a 4-year-old, arthroscopy allowed for visualized hip reduction.
- In a 2-year-old with an epiphyseal fracture, arthroscopy minimized the extent of surgical intervention.
Findings:
- Hip arthroscopy enabled the resection of large avulsion injuries of the ligamentum capitis femoris in both children.
- The procedure facilitated a less invasive approach to managing complex hip dislocations.
- Visualized reduction and minimized operative extent were achieved in the pediatric cases.
Implications:
- Hip arthroscopy offers a potentially safer and less morbid alternative for treating neglected pediatric hip dislocations.
- This minimally invasive technique may play a role in preventing avascular necrosis of the femoral head.
- Further research into arthroscopic management of pediatric hip dislocations is warranted to establish its long-term efficacy and benefits.
Abstract:
We report about the first hip arthroscopies of extracapsular neglected hip dislocations with concomitant injuries in two children (2 and 4 years old). The major problem of traumatic hip dislocation is avascular necrosis. Further problems are possible concomitant injuries. It is important not to cause further damage by therapeutic procedures. In a 4-year-old child the hip could be reduced under visualization and in a 2-year-old child with epiphyseal fracture the extent of the operation could be reduced. In both children large avulsion injuries of the ligamentum capitis femoris could be resected via hip arthroscopy. Hip arthroscopy can reduce surgical morbidity considerably and can possibly contribute to prevention of the feared avascular necrosis of the femoral head.
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