Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13018-022-03111-7/MediaObjects/13018_2022_3111_Fig2_HTML.jpg)
a Left hip joint radiograph of a 78-year-old female with advanced osteoarthritis. (I) The level of fixation of fit-and-fill stem, (II) The level of fixation of tapered wedge stem. b Patient was treated by cementless total hip arthroplasty (THA) using fit-and-fill stem. c The degree of stem subsidence is 8.2 mm 6 weeks after the surgery. d Preoperative three-dimensional (3D) planning (axial plane) for fit-and-fill stem (3D template, Kyocera, Kyoto, Japan) at the level of I in a. e Preoperative 3D planning (axial plane) for tapered wedge stem at the level of II in a