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Invasiveness of decompression surgery affects modeled lumbar spine kinetics in patients with degenerative spondylolisthesis
Kosterhon, M., Müller, A., Rockenfeller, R., Aiyangar, A. K., Gruber, K., Ringel, F., & Kantelhardt, S. R. (2024). Invasiveness of decompression surgery affects modeled lumbar spine kinetics in patients with degenerative spondylolisthesis. Frontiers in Bioengineering and Biotechnology, 11, 1281119 (14 pp.). https://doi.org/10.3389/fbioe.2023.1281119
How many trials are needed to estimate typical lumbar movement patterns during dynamic X-Ray imaging?
Aiyangar, A., Gale, T., Magherhi, S., & Anderst, W. (2023). How many trials are needed to estimate typical lumbar movement patterns during dynamic X-Ray imaging? Journal of Biomechanical Engineering, 145(7), 074503 (8 pp.). https://doi.org/10.1115/1.4062117
Height-to-diameter ratio and porosity strongly influence bulk compressive mechanical properties of 3D-printed polymer scaffolds
Contreras Raggio, J. I., Toro Arancibia, C., Millán, C., Ploeg, H. L., Aiyangar, A., & Vivanco, J. F. (2022). Height-to-diameter ratio and porosity strongly influence bulk compressive mechanical properties of 3D-printed polymer scaffolds. Polymers, 14(22), 5017 (15 pp.). https://doi.org/10.3390/polym14225017
Novel press-fit technique of patellar bone plug in anterior cruciate ligament reconstruction is comparable to interference screw fixation
Häberli, J., Heilgemeir, M., Valet, S., Aiyangar, A., Overes, T., Henle, P., & Eggli, S. (2022). Novel press-fit technique of patellar bone plug in anterior cruciate ligament reconstruction is comparable to interference screw fixation. Archives of Orthopaedic and Trauma Surgery, 142, 1963-1970. https://doi.org/10.1007/s00402-021-04137-y
Shape fidelity, mechanical and biological performance of 3D printed polycaprolactone-bioactive glass composite scaffolds
Vallejos Baier, R., Contreras Raggio, J. I., Giovanetti, C. M., Palza, H., Burda, I., Terrasi, G., … Aiyangar, A. K. (2022). Shape fidelity, mechanical and biological performance of 3D printed polycaprolactone-bioactive glass composite scaffolds. Materials Science and Engineering C: Biomimetic Materials, Sensors and Systems, 134, 112540 (12 pp.). https://doi.org/10.1016/j.msec.2021.112540
Effect of two types of shoulder prosthesis on the muscle forces using a generic multibody model for different arm motions
Weisse, B., Lama, S., Piskoty, G., Affolter, C., & Aiyangar, A. K. (2022). Effect of two types of shoulder prosthesis on the muscle forces using a generic multibody model for different arm motions. BioMedical Engineering OnLine, 21, 17 (19 pp.). https://doi.org/10.1186/s12938-022-00988-7
Load distribution in the lumbar spine during modeled compression depends on lordosis
Müller, A., Rockenfeller, R., Damm, N., Kosterhon, M., Kantelhardt, S. R., Aiyangar, A. K., & Gruber, K. (2021). Load distribution in the lumbar spine during modeled compression depends on lordosis. Frontiers in Bioengineering and Biotechnology, 9, 661258 (12 pp.). https://doi.org/10.3389/fbioe.2021.661258
Structure-function assessment of 3D-printed porous scaffolds by a low-cost/open source fused filament fabrication printer
Vallejos Baier, R., Contreras Raggio, J. I., Toro Arancibia, C., Bustamante, M., Pérez, L., Burda, I., … Vivanco, J. F. (2021). Structure-function assessment of 3D-printed porous scaffolds by a low-cost/open source fused filament fabrication printer. Materials Science and Engineering C: Biomimetic Materials, Sensors and Systems, 123, 111945 (14 pp.). https://doi.org/10.1016/j.msec.2021.111945
Estimating lumbar passive stiffness behaviour from subject-specific finite element models and in vivo 6DOF kinematics
Affolter, C., Kedzierska, J., Vielma, T., Weisse, B., & Aiyangar, A. (2020). Estimating lumbar passive stiffness behaviour from subject-specific finite element models and in vivo 6DOF kinematics. Journal of Biomechanics, 102, 109681 (11 pp.). https://doi.org/10.1016/j.jbiomech.2020.109681
Sensitivity of musculoskeletal model-based lumbar spinal loading estimates to type of kinematic input and passive stiffness properties
Byrne, R. M., Aiyangar, A. K., & Zhang, X. (2020). Sensitivity of musculoskeletal model-based lumbar spinal loading estimates to type of kinematic input and passive stiffness properties. Journal of Biomechanics, 102, 109659 (11 pp.). https://doi.org/10.1016/j.jbiomech.2020.109659
In vivo changes in adjacent segment kinematics after lumbar decompression and fusion
Wawrose, R. A., LeVasseur, C. M., Byrapogu, V. K., Dombrowski, M. E., Donaldson, W. F., Shaw, J. D., … Aiyangar, A. K. (2020). In vivo changes in adjacent segment kinematics after lumbar decompression and fusion. Journal of Biomechanics, 102, 109515 (6 pp.). https://doi.org/10.1016/j.jbiomech.2019.109515
A dynamic radiographic imaging study of lumbar intervertebral disc morphometry and deformation <em>in vivo</em>
Byrne, R. M., Aiyangar, A. K., & Zhang, X. (2019). A dynamic radiographic imaging study of lumbar intervertebral disc morphometry and deformation in vivo. Scientific Reports, 9, 15490 (12 pp.). https://doi.org/10.1038/s41598-019-51871-w
Biomechanical analysis and modeling of the in vivo lumbar spine
Byrne, R. (2019). Biomechanical analysis and modeling of the in vivo lumbar spine [Doctoral dissertation]. University of Pittsburgh.
Segmental variations in facet joint translations during <i>in vivo</i> lumbar extension
Byrne, R. M., Zhou, Y., Zheng, L., Chowdhury, S. K., Aiyangar, A., & Zhang, X. (2018). Segmental variations in facet joint translations during in vivo lumbar extension. Journal of Biomechanics, 70, 88-95. https://doi.org/10.1016/j.jbiomech.2017.09.026
ISSLS Prize in bioengineering science 2018: dynamic imaging of degenerative spondylolisthesis reveals mid-range dynamic lumbar instability not evident on static clinical radiographs
Dombrowski, M. E., Rynearson, B., LeVasseur, C., Adgate, Z., Donaldson, W. F., Lee, J. Y., … Anderst, W. J. (2018). ISSLS Prize in bioengineering science 2018: dynamic imaging of degenerative spondylolisthesis reveals mid-range dynamic lumbar instability not evident on static clinical radiographs. European Spine Journal, 27(4), 752-762. https://doi.org/10.1007/s00586-018-5489-0
Preclinical analysis to assess aseptic loosening of orthopaedic implants
Ploeg, H. L., Au, A. G., Aiyangar, A. K., Yamdagni, N., Biegler, K. K., Squire, M. W., & Illgen II, R. L. (2018). Preclinical analysis to assess aseptic loosening of orthopaedic implants. In A. Gefen & D. Weihs (Eds.), Lecture notes in bioengineering. Computer methods in biomechanics and biomedical engineering. Proceedings of the 14th International Symposium CMBBE, Tel Aviv, Israel, 2016 (pp. 129-143). https://doi.org/10.1007/978-3-319-59764-5_15
Sensitivity of intervertebral joint forces to center of rotation location and trends along its migration path
Senteler, M., Aiyangar, A., Weisse, B., Farshad, M., & Snedeker, J. G. (2018). Sensitivity of intervertebral joint forces to center of rotation location and trends along its migration path. Journal of Biomechanics, 70, 140-148. https://doi.org/10.1016/j.jbiomech.2017.10.027
Instantaneous centers of rotation for lumbar segmental extension in vivo
Aiyangar, A., Zheng, L., Anderst, W., & Zhang, X. (2017). Instantaneous centers of rotation for lumbar segmental extension in vivo. Journal of Biomechanics, 52, 113-121. https://doi.org/10.1016/j.jbiomech.2016.12.021
Lumbar facet joint kinematics and load effects during dynamic lifting
Chowdhury, S. K., Byrne, R. M., Zhou, Y., Aiyangar, A., & Zhang, X. (2017). Lumbar facet joint kinematics and load effects during dynamic lifting. Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 61(1), 976-980. https://doi.org/10.1177/1541931213601726
Multiscale biomechanical characterization of bioceramic bone scaffolds
Vivanco, J. F., Slane, J., & Aiyangar, A. (2017). Multiscale biomechanical characterization of bioceramic bone scaffolds. In R. Ztero (Ed.), Experimental methods in orthopaedic biomechanics (pp. 201-216). https://doi.org/10.1016/B978-0-12-803802-4.00013-5