%0 Journal Article %T Superior fixation and less periprosthetic stress-shielding of tibial components with a finned stem versus an I-beam block stem: a randomized RSA and DXA study with minimum 5 years¡¯ follow-up %A Claus Fink Jepsen %A Frank Madsen %A Inger Mechlenburg %A Kjeld S£¿balle %A Lone R£¿mer %A Maiken Stilling %A Ole Rahbek %J Archive of "Acta Orthopaedica". %D 2019 %R 10.1080/17453674.2019.1566510 %X Background and purpose ¡ª The stem on the tibial component of total knee arthroplasty provides mechanical resistance to lift-off, shear forces, and torque. We compared tibial components with finned stems (FS) and I-beam block stems (IS) to assess differences in implant migration %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6461099/