Yohei Ohyama

Eldecalcitol regulates the gene expressions of articular cartilage markers and differentiation markers in chondrocytes.

S. Takemura, Y. Ohta, R. Sugama, 2022, Biochemical and biophysical research communications.

cacy of a simple intraoperative stem-anteversion measuring device in total hip arthroplasty

Y. Ohta, Yohei Ohyama, K. Iwakiri, 2020 .

Is medial pivot total knee arthroplasty suitable for patients with valgus knee osteoarthritis?

Hiroaki Nakamura, Y. Ohta, Y. Minoda, 2021, European Journal of Orthopaedic Surgery & Traumatology.

The posterior tibial slope does not influence the flexion angle in posterior-stabilized mobile-bearing total knee arthroplasty

K. Takaoka, S. Takemura, Y. Minoda, 2021, Arthroplasty.

Measurement of spinopelvic sagittal alignment in the relaxed seated position rather than in the straight seated position is suitable for assessing spinopelvic mobility in patients before total hip arthroplasty

Y. Ohta, Y. Minoda, Yohei Ohyama, 2023, SICOT-J.

A double tapered fully hydroxyapatite-coated stem has less contact area to femoral cortical bone than a tapered-wedge stem: a three-dimensional computed tomography-based density mapping analysis.

S. Takemura, Y. Ohta, R. Sugama, 2022, Archives of orthopaedic and trauma surgery.

The modification of bone cut angle and joint line obliquity did not change the tibiofemoral kinematics and stability of knee joint after total knee arthroplasty

Y. Ohta, R. Sugama, Y. Minoda, 2023, Archives of Orthopaedic and Trauma Surgery.

Contact states with femoral cortical bone and periprosthetic bone mineral density changes differ between traditional and newly introduced fully hydroxyapatite-coated stems.

Y. Ohta, R. Sugama, Y. Minoda, 2024, The bone & joint journal.