Novel technique provides definitive treatment for Vancouver B1 periprosthetic fractures
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Contralateral reversed distal femoral Less Invasive Stabilization System plating provided definitive treatment and union of Vancouver B1 periprosthetic fractures, according to study results.
Researchers identified and treated 15 patients with Vancouver B1 fractures with a contoured distal femoral locking plate intended for the contralateral femur and reversed to accommodate the ipsilateral femoral bow and contour of the proximal femur. Soon after surgery, one patient died of complications from a ruptured pre-existing esophageal ulcer, leaving 14 patients with an average duration of 25 months of follow-up.
Matt Russo
Overall, results showed two patients did not achieve union, with one patient experiencing late aseptic loosening and undergoing revision surgery 22 weeks postoperatively and the other patient experiencing early loss of fixation that required revision with a long stem prosthesis. Repeat interpretation of the presenting radiographs showed likely misdiagnosed Vancouver B2 fractures, according to the researchers.
The researchers found one instance of deep venous thrombosis and two superficial wound infections as other complications, which were successfully treated with a single formal irrigation and debridement, primary closure and a short course of oral antibiotics. Overall, this technique resulted in fracture healing among 86% of the patients. – by Casey Tingle
Disclosure: Russo reports no relevant financial disclosures. Please see the full study for a list of all other authors’ relevant financial disclosures.