Publications by authors named "Benoit de Billy"

Background: Trampolining is popular and widely practiced among children. A literature review has shown a rise in the incidence of trampoline injuries with a concomitant increase in paediatric emergency department visits. The primary objective of this study was to describe the severity of trampoline injuries in children.

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Purpose: Previous clinical studies have shown the effectiveness of bone repair using two-stage surgery called the induced membrane (IM) technique. The optimal wait before the second surgery is said to be 1 month. We have been successfully performing the IM technique while waiting an average of 6 months to carry out the second stage.

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The human amniotic membrane (hAM) is an attractive biomaterial for regenerative medicine, as it contains amniotic mesenchymal stromal cells (hAMSC), epithelial cells (hAEC) and growth factors. We examined the potential use of hAM in orthopaedic and maxillofacial bone surgery, integrating the requirements of current regulations regarding advanced therapy medicinal products (ATMP) in the European Union. Previous studies have described the potential osteodifferentiation of intact hAM during whole-tissue culture in osteogenic conditions.

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Background: There are several options for reconstruction of proximal humerus resections after wide resection for malignant tumors in children. The clavicula pro humero technique is a biologic option that has been used in the past, but there are only scant case reports and small series that comment on the results of the procedure. Because the longevity of children mandates a reconstruction with potential longevity not likely to be achieved by other techniques, the clavicula pro humero technique may be a potential option in selected patients.

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Previous clinical studies have shown the efficacy of a two-stage surgical procedure - the induced membrane (IM) technique - for reconstruction of large bone defects or bone non-union. The first stage involves radical debridement and insertion of a cement spacer into the bone defect. The second stage, performed weeks to months later, consists of removing the spacer while leaving the foreign body membrane induced by the cement in place, and then filling the cavity with bone autograft.

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The human amniotic membrane (hAM) has been successfully used as a natural carrier containing amniotic mesenchymal stromal cells, epithelial cells and growth factors. It has a little or no immunogenicity, and possesses useful anti-microbial, anti-inflammatory, anti-fibrotic and analgesic properties. It has been used for many years in several indications for soft tissue repair.

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Study Design: Multicenter retrospective study of 54 children.

Objective: To describe the complication rate of the French vertical expandable prosthetic titanium rib (VEPTR) series involving patients treated between August 2005 and January 2012.

Summary Of Background Data: Congenital chest wall and spine deformities in children are complex entities.

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Background: Bone reconstruction after surgical resection of malignant bone tumor in children remains a difficult challenge and various techniques exist. Induced membrane reconstruction as described by Masquelet et al has been reported in traumatic large bone defects. We have been using this 2-stage technique after primary malignant bone tumors resection in children since 2000.

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Pseudarthroses of the fibula are frequently associated with a pseudarthrosis of the tibia, but they can be isolated. To treat them it is usually necessary to have ankle alignment at skeletal maturity. We report six cases of fibular pseudarthrosis treated with periosteal flap, all having Recklinghausen's neurofibromatosis type 1.

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