Acta Ortopédica Mexicana

Gómez-Mont-Landerreche JG, Domínguez-Castro CR, Rosas-Bello CD, Gil-Orbezo FI, Villalobos-Medélez J, Flores-Carrillo A, Medina-López E
Clinical and functional evaluation of patellofemoral resurfacing arthroplasties
Acta Ortop Mex 2019; 33 (2)

Language: Español
References: 24
Page: 107-111
PDF: 137.80 Kb.

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Background: The patellofemoral articulation is a biomechanical system susceptible to accelerated wear, affecting 25% of women. Currently, the treatment of osteoarthrosis Patelofermoral has resurfaced thanks to the creation of anatomical and biomechanically appropriate systems, with precise indications, earlier stages and with a better functional result. Material and methods: A cohort of 24 patients was analyzed during the period from 2010 to 2012, treated with a resurfacing prostheses HemiCap Patello Femoral Resurf (Franklin MA, USA), placed by 2 surgeons. Patients were assessed preoperatively and 2, 4, 6, 12, 18, 24 months postoperative with the Knee Society Score. Results: Twenty-four patients with follow-up of 2 years on average were included. 87.5% were women, an average age of 62 years (45-80 years); an average of 29.5 of body mass index, the right laterality predominated in 54%. An improvement in KSS scale results was observed: in clinical appearance there was an improvement of 35.2% and the functional scale 41.62%. Only two patients were revised by complications of functional limitation, treated one with manipulation under anesthesia and the other with arthroscopic adhesion lysis. Conclusion: The patellofemoral prosthesis is an option as a treatment for isolated patellofemoral arthrosis, since the two-year survival rate is good, providing pain relief and improving knee functionality; However, more follow-up time will be required to evaluate the end result of this implant.

Key words: Prostheses, patellofemoral, function, pain, surgery.


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