Publikationen

ORIGINALARBEITEN

  • Balzer, I., Mühlemann, M., Jokeit, M., Rawal, I.S., Snedeker, J.G., Farshad, M., Widmer, J., 2022. A deep learning pipeline for automatized assessment of spinal MRI. Computer Methods and Programs in Biomedicine Update 2, 100081. doi.org/10.1016/j.cmpbup.2022.100081
  • Bernal, L.M.B., Schmidt, I.T., Vulin, N., Widmer, J., Snedeker, J.G., Cattin, P.C., Zam, A., Rauter, G., 2018. Optimizing controlled laser cutting of hard tissue (bone). at - Automatisierungstechnik 66, 1072–1082. doi.org/10.1515/auto-2018-0072
  • Burkhard, M.D., Cornaz, F., Spirig, J.M., Wanivenhaus, F., Loucas, R., Fasser, M.-R., Widmer, J., Farshad, M., 2021. Posterior spinal instrumentation and decompression with or without cross-link? North American Spine Society Journal (NASSJ) 8, 100093. doi.org/10.1016/j.xnsj.2021.100093
  • Caprara, S., Carrillo, F., Snedeker, J.G., Farshad, M., Senteler, M., 2021a. Automated Pipeline to Generate Anatomically Accurate Patient-Specific Biomechanical Models of Healthy and Pathological FSUs. Front. Bioeng. Biotechnol. 9. doi.org/10.3389/fbioe.2021.636953
  • Caprara, S., Fasser, M.-R., Spirig, J.M., Widmer, J., Snedeker, J.G., Farshad, M., Senteler, M., 2021b. Bone density optimized pedicle screw instrumentation improves screw pull-out force in lumbar vertebrae. Computer Methods in Biomechanics and Biomedical Engineering 25, 464–474. doi.org/10.1080/10255842.2021.1959558
  • Cornaz, F., Burkhard, M., Fasser, M.-R., Spirig, J.M., Snedeker, J.G., Farshad, M., Widmer, J., 2021a. 3D printed clamps for fixation of spinal segments in biomechanical testing. Journal of Biomechanics 125, 110577. doi.org/10.1016/j.jbiomech.2021.110577
  • Cornaz, F., Farshad, M., Widmer, J., 2022a. Location of pedicle screw hold in relation to bone quality and loads. Frontiers in Bioengineering and Biotechnology 10.
  • Cornaz, F., Fasser, M.-R., Snedeker, J.G., Spirig, J.M., Farshad, M., Widmer, J., 2022b. The biomechanical fundamentals of crosslink-augmentation in posterior spinal instrumentation. Sci Rep 12, 7621. doi.org/10.1038/s41598-022-11719-2
  • Cornaz, F., Fasser, M.-R., Spirig, J.M., Snedeker, J.G., Farshad, M., Widmer, J., 2019. 3D printed clamps improve spine specimen fixation in biomechanical testing. J Biomech 98, 109467. doi.org/10.1016/j.jbiomech.2019.109467
  • Cornaz, F., Haupt, S., Farshad, M., Widmer, J., 2022c. Real-time assessment of anteroposterior stability of spinal segments. Eur Spine J 31, 2368–2376. doi.org/10.1007/s00586-022-07286-9
  • Cornaz, F., Widmer, J., Farshad-Amacker, N.A., Spirig, J.M., Snedeker, J.G., Farshad, M., 2021b. Biomechanical Contributions of Spinal Structures with Different Degrees of Disc Degeneration. Spine Publish Ahead of Print. doi.org/10.1097/BRS.0000000000003883
  • Cornaz, F., Widmer, J., Farshad-Amacker, N.A., Spirig, J.M., Snedeker, J.G., Farshad, M., 2021c. Intervertebral disc degeneration relates to biomechanical changes of spinal ligaments. The Spine Journal. doi.org/10.1016/j.spinee.2021.04.016
  • Cornaz, F., Widmer, J., Fasser, M.-R., Snedeker, J.G., Matsukawa, K., Spirig, J.M., Farshad, M., 2021d. Is a cross-connector beneficial for single level traditional or cortical bone trajectory pedicle screw instrumentation? PLOS ONE 16, e0253076. doi.org/10.1371/journal.pone.0253076
  • Cornaz, F., Widmer, J., Snedeker, J.G., Spirig, J.M., Farshad, M., 2020. Cross-links in posterior pedicle screw-rod instrumentation of the spine: a systematic review on mechanical, biomechanical, numerical and clinical studies. Eur Spine J 30, 34–49. doi.org/10.1007/s00586-020-06597-z
  • Farshad, M., Cornaz, F., Spirig, J.M., Sutter, R., Farshad-Amacker, N.A., Widmer, J., 2022a. Spondylophyte classification based on biomechanical effects on segmental stiffness. The Spine Journal 22, 1903–1912. doi.org/10.1016/j.spinee.2022.06.001
  • Farshad, M., Frey, A., Jentzsch, T., Betz, M., Widmer, J., Spirig, J.M., 2021. Reducing the kyphosis effect of anterior short thoracolumbar/lumbar scoliosis correction with an autograft fulcrum effect. BMC Musculoskeletal Disorders 22, 216. doi.org/10.1186/s12891-021-04083-1
  • Farshad, M., Hagel, V., Spirig, J.M., Fasser, M.-R., Widmer, J., Burkhard, M.D., Calek, A.-K., 2022b. Biomechanics of Transforaminal Endoscopic Approaches. Spine 47, 1753–1760. doi.org/10.1097/BRS.0000000000004471
  • Fasser, M.-R., Gerber, G., Passaplan, C., Cornaz, F., Snedeker, J.G., Farshad, M., Widmer, J., 2022a. Computational model predicts risk of spinal screw loosening in patients. Eur Spine J 31, 2639–2649. doi.org/10.1007/s00586-022-07187-x
  • Fasser, M.-R., Jokeit, M., Kalthoff, M., Gomez Romero, D.A., Trache, T., Snedeker, J.G., Farshad, M., Widmer, J., 2021. Subject-Specific Alignment and Mass Distribution in Musculoskeletal Models of the Lumbar Spine. Front Bioeng Biotechnol 9, 721042. doi.org/10.3389/fbioe.2021.721042
  • Fasser, M.-R., Kuravi, R., Bulla, M., Snedeker, J.G., Farshad, M., Widmer, J., 2022b. A novel approach for tetrahedral-element-based finite element simulations of anisotropic hyperelastic intervertebral disc behavior. Frontiers in Bioengineering and Biotechnology 10.
  • Götschi, T., Widmer, J., Cornaz, F., Kimenai, J., Spirig, J.M., Snedeker, J.G., Farshad, M., 2021. Region- and degeneration dependent stiffness distribution in intervertebral discs derived by shear wave elastography. Journal of Biomechanics 121, 110395. doi.org/10.1016/j.jbiomech.2021.110395
  • Haupt, S., Cornaz, F., Falkowski, A.L., Widmer, J., Farshad, M., 2022. Biomechanical considerations of the posterior surgical approach to the lumbar spine. The Spine Journal. doi.org/10.1016/j.spinee.2022.08.006
  • Heggli, I., Laux, C.J., Mengis, T., Karol, A., Cornaz, F., Herger, N., Aradi‐Vegh, B., Widmer, J., Burkhard, M.D., Farshad‐Amacker, N.A., Pfammatter, S., Wolski, W.E., Brunner, F., Distler, O., Farshad, M., Dudli, S., 2022. Modic type 2 changes are fibroinflammatory changes with complement system involvement adjacent to degenerated vertebral endplates. JOR Spine. doi.org/10.1002/jsp2.1237
  • Jokeit, M., Kim, J.H., Snedeker, J.G., Farshad, M., Widmer, J., 2022. Mesh-based 3D Reconstruction from Bi-planar Radiographs. Presented at the Medical Imaging with Deep Learning.
  • Lindenmann, S., Tsagkaris, C., Farshad, M., Widmer, J., 2022. Kinematics of the Cervical Spine Under Healthy and Degenerative Conditions: A Systematic Review. Ann Biomed Eng 50, 1705–1733. doi.org/10.1007/s10439-022-03088-8
  • Roth, T., Rahm, S., Jungwirth-Weinberger, A., Süess, J., Sutter, R., Schellenberg, F., Taylor, W.R., Snedeker, J.G., Widmer, J., Zingg, P., 2021. Restoring range of motion in reduced acetabular version by increasing femoral antetorsion – What about joint load? Clinical Biomechanics 87, 105409. doi.org/10.1016/j.clinbiomech.2021.105409
  • Scheibler, A.-G., Götschi, T., Widmer, J., Holenstein, C., Steffen, T., Camenzind, R.S., Snedeker, J.G., Farshad, M., 2018. Feasibility of the annulus fibrosus repair with in situ gelating hydrogels – A biomechanical study. PLOS ONE 13, e0208460. doi.org/10.1371/journal.pone.0208460
  • Schoenenberger, A.D., Tempfer, H., Lehner, C., Egloff, J., Mauracher, M., Bird, A., Widmer, J., Maniura-Weber, K., Fucentese, S.F., Traweger, A., Silvan, U., Snedeker, J.G., 2020. Macromechanics and polycaprolactone fiber organization drive macrophage polarization and regulate inflammatory activation of tendon in vitro and in vivo. Biomaterials 249, 120034. doi.org/10.1016/j.biomaterials.2020.120034
  • Spirig, J.M., Winkler, E., Cornaz, F., Fasser, M.-R., Betz, M., Snedeker, J.G., Widmer, J., Farshad, M., 2021. Biomechanical performance of bicortical versus pericortical bone trajectory (CBT) pedicle screws. Eur Spine J. doi.org/10.1007/s00586-021-06878-1
  • Tsagkaris, C., Kalachanis, K., Widmer, J., Farshad, M., 2022a. Spine Biomechanics in the Work of Aristotle (384 – 322 BC). Surg Innov 155335062211480. doi.org/10.1177/15533506221148012
  • Tsagkaris, C., Widmer, J., Wanivenhaus, F., Redaelli, A., Lamartina, C., Farshad, M., 2022b. The sitting vs standing spine. North American Spine Society Journal (NASSJ) 9, 100108. doi.org/10.1016/j.xnsj.2022.100108
  • Widmer, J., Aubin, C.-E., van Lenthe, G.H., Matsukawa, K., 2022. Editorial: Innovations to improve screw fixation in traumatology and orthopedic surgery. Frontiers in Bioengineering and Biotechnology 10.
  • Widmer, J., Cornaz, F., Farshad-Amacker, N.A., Snedeker, J.G., Spirig, med. J.M., Farshad, M., 2021. Hydrostatic integrity of the intervertebral disc assessed by MRI. Journal of Biomechanics 127, 110661. doi.org/10.1016/j.jbiomech.2021.110661
  • Widmer, J., Cornaz, F., Scheibler, G., Spirig, J.M., Snedeker, J.G., Farshad, M., 2020a. Biomechanical contribution of spinal structures to stability of the lumbar spine—novel biomechanical insights. The Spine Journal 20, 1705–1716. doi.org/10.1016/j.spinee.2020.05.541
  • Widmer, J., Fasser, M.-R., Croci, E., Spirig, J., Snedeker, J.G., Farshad, M., 2020b. Individualized prediction of pedicle screw fixation strength with a finite element model. Computer Methods in Biomechanics and Biomedical Engineering 23, 155–167. doi.org/10.1080/10255842.2019.1709173
  • Widmer, J., Fornaciari, P., Senteler, M., Roth, T., Snedeker, J.G., Farshad, M., 2019. Kinematics of the Spine Under Healthy and Degenerative Conditions: A Systematic Review. Ann Biomed Eng 47, 1491–1522. doi.org/10.1007/s10439-019-02252-x
  • Wunderli, S.L., Widmer, J., Amrein, N., Foolen, J., Silvan, U., Leupin, O., Snedeker, J.G., 2018. Minimal mechanical load and tissue culture conditions preserve native cell phenotype and morphology in tendon-a novel ex vivo mouse explant model. Journal of Orthopaedic Research 36, 1383–1390. doi.org/10.1002/jor.23769