Publications by authors named "Carina Antfang"

Background And Purpose: Magnetically controlled motorized intramedullary lengthening nails (ILNs) can be employed for simultaneous correction of angular deformities of the distal femur and leg length discrepancy. This spares typical complications of external fixators but requires precise preoperative planning and exact intraoperative execution. To date, its results are insufficiently reported.

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Aims: As an alternative to external fixators, intramedullary lengthening nails (ILNs) can be employed for distraction osteogenesis. While previous studies have demonstrated that typical complications of external devices, such as soft-tissue tethering, and pin site infection can be avoided with ILNs, there is a lack of studies that exclusively investigated tibial distraction osteogenesis with motorized ILNs inserted via an antegrade approach.

Methods: A total of 58 patients (median age 17 years (interquartile range (IQR) 15 to 21)) treated by unilateral tibial distraction osteogenesis for a median leg length discrepancy of 41 mm (IQR 34 to 53), and nine patients with disproportionate short stature treated by bilateral simultaneous tibial distraction osteogenesis, with magnetically controlled motorized ILNs inserted via an antegrade approach, were retrospectively analyzed.

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Article Synopsis
  • A study was conducted to evaluate the effectiveness of simultaneous bilateral femoral distraction osteogenesis using motorized intramedullary lengthening nails in patients with achondroplasia, focusing on reliability and complication rates.
  • The analysis included 15 patients averaging 14 years old, monitored for nearly 2.5 years after the procedure, with results showing a median lengthening of 49 mm per femur.
  • The findings indicated high reliability (97%) and accuracy (96%) of the lengthening process, with the most common issue being temporary knee motion restriction in some patients.
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Article Synopsis
  • - The study examined the effects of temporary hemiepiphysiodesis, a method used to correct limb deformities in children, on knee joint shape by analyzing x-rays from 222 limbs treated between 2013 and 2019.
  • - Researchers measured various knee angles before and after the treatment, finding no significant changes in the overall knee joint shape, although some differences were noted between the two types of devices used (eight-Plates and FlexTacks).
  • - The conclusion indicates that while minor changes in knee morphology were observed, they were deemed clinically insignificant for the patients involved in the study.
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Leg length discrepancies (LLD) are frequently associated with coronal malalignment. Temporary hemiepiphysiodesis (HED) is a well-established procedure for the correction of limb malalignment in skeletally immature patients. For treatment of LLD > 2 cm, lengthening with intramedullary devices gains increasing popularity.

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Temporary hemiepiphysiodesis (HED) is applied to children and adolescents to correct angular deformities (ADs) in long bones through guided growth. Traditional Blount staples or two-hole plates are mainly used for this indication. Despite precise surgical techniques and attentive postoperative follow-up, implant-associated complications are frequently described.

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Background: In the treatment of tall stature, the reduction of excessive predicted final height can either be achieved by hormonal treatment or surgically by temporary (tED) or permanent (pED) epiphysiodesis. The present study evaluates the preliminary results of two novel devices for tED and pED around the knee to reduce the predicted final height.

Materials And Methods: A retrospective analysis was performed to evaluate the clinical and radiographic outcome after bilateral epiphysiodesis for the treatment of tall stature.

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Treatment of congenital pseudarthrosis of the tibia remains a major challenge in pediatric orthopedics. Ideal timing and preference of surgical procedures are discussed controversially. A variety of reconstructive treatment strategies have been described in literature, but so far none has proven its superiority.

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