Now showing 1 - 10 of 21
  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","221"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Neurosurgical Review"],["dc.bibliographiccitation.lastpage","228"],["dc.bibliographiccitation.volume","41"],["dc.contributor.author","Dreimann, Marc"],["dc.contributor.author","Hempfing, Axel"],["dc.contributor.author","Stangenberg, Martin"],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Czorlich, Patrick"],["dc.contributor.author","Eicker, Sven Oliver"],["dc.date.accessioned","2020-12-10T14:11:12Z"],["dc.date.available","2020-12-10T14:11:12Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1007/s10143-017-0840-1"],["dc.identifier.eissn","1437-2320"],["dc.identifier.issn","0344-5607"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/70996"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Posterior vertebral column resection with 360-degree osteosynthesis in osteoporotic kyphotic deformity and spinal cord compression"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2022Journal Article
    [["dc.bibliographiccitation.journal","The Spine Journal"],["dc.contributor.author","Roch, Paul Jonathan"],["dc.contributor.author","Çelik, Bahar"],["dc.contributor.author","Jäckle, Katharina"],["dc.contributor.author","Reinhold, Maximilian"],["dc.contributor.author","Meier, Marc-Pascal"],["dc.contributor.author","Hawellek, Thelonius"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Klockner, Friederike Sophie"],["dc.contributor.author","Lehmann, Wolfgang"],["dc.contributor.author","Weiser, Lukas"],["dc.date.accessioned","2022-12-01T08:30:44Z"],["dc.date.available","2022-12-01T08:30:44Z"],["dc.date.issued","2022"],["dc.identifier.doi","10.1016/j.spinee.2022.10.013"],["dc.identifier.pii","S1529943022009986"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/117963"],["dc.language.iso","en"],["dc.notes.intern","DOI-Import GROB-621"],["dc.relation.issn","1529-9430"],["dc.rights.uri","https://www.elsevier.com/tdm/userlicense/1.0/"],["dc.title","Combination of vertebral bone quality scores from different magnetic resonance imaging sequences improves prognostic value for the estimation of osteoporosis"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","243"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Journal of Bone and Mineral Metabolism"],["dc.bibliographiccitation.lastpage","255"],["dc.bibliographiccitation.volume","37"],["dc.contributor.author","Hoffmann, D. B."],["dc.contributor.author","Komrakova, M."],["dc.contributor.author","Pflug, S."],["dc.contributor.author","Oertzen, M. von"],["dc.contributor.author","Saul, D."],["dc.contributor.author","Weiser, L."],["dc.contributor.author","Walde, T. A."],["dc.contributor.author","Wassmann, M."],["dc.contributor.author","Schilling, A. F."],["dc.contributor.author","Lehmann, W."],["dc.contributor.author","Sehmisch, S."],["dc.date.accessioned","2020-06-15T13:52:01Z"],["dc.date.available","2020-06-15T13:52:01Z"],["dc.date.issued","2018"],["dc.description.abstract","We investigated the combinatorial effects of whole-body vertical vibration (WBVV) with the primarily osteoanabolic parathyroid hormone (PTH) and the mainly antiresorptive strontium ranelate (SR) in a rat model of osteoporosis. Ovariectomies were performed on 76 three-month-old Sprague-Dawley rats (OVX, n = 76; NON-OVX, n = 12). After 8 weeks, the ovariectomized rats were divided into 6 groups. One group (OVX + PTH) received daily injections of PTH (40 µg/kg body weight/day) for 6 weeks. Another group (OVX + SR) was fed SR-supplemented chow (600 mg/kg body weight/day). Three groups (OVX + VIB, OVX + PTH + VIB, and OVX + SR + VIB) were treated with WBVV twice a day at 70 Hz for 15 min. Two groups (OVX + PTH + VIB, OVX + SR + VIB) were treated additionally with PTH and SR, respectively. The rats were killed at 14 weeks post-ovariectomy. The lumbar vertebrae and femora were removed for biomechanical and morphological assessment. PTH produced statistically significant improvements in biomechanical and structural properties, including bone mineral density (BMD) and trabecular bone quality. In contrast, SR treatment exerted mild effects, with significant effects in cortical thickness only. SR produced no significant improvement in biomechanical properties. WBVV as a single or an adjunctive therapy produced no significant improvements. In conclusion, vibration therapy administered as a single or dual treatment had no significant impact on bones affected by osteoporosis. PTH considerably improved bone quality in osteoporosis cases and is superior to treatment with SR."],["dc.identifier.doi","10.1007/s00774-018-0929-9"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/66263"],["dc.language.iso","en"],["dc.relation.issn","0914-8779"],["dc.title","Evaluation of Ostarine as a Selective Androgen Receptor Modulator in a Rat Model of Postmenopausal Osteoporosis"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","e739"],["dc.bibliographiccitation.journal","World Neurosurgery"],["dc.bibliographiccitation.lastpage","e747"],["dc.bibliographiccitation.volume","109"],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","Reer, Phillip"],["dc.contributor.author","Strahl, Andre"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Schroeder, Malte"],["dc.contributor.author","Beyerlein, Joerg"],["dc.contributor.author","Schaefer, Christian"],["dc.date.accessioned","2020-12-10T15:21:41Z"],["dc.date.available","2020-12-10T15:21:41Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1016/j.wneu.2017.10.074"],["dc.identifier.issn","1878-8750"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/73120"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Safety and Efficacy of Single-Stage versus 2-Stage Spinal Fusion via Posterior Instrumentation and Anterior Thoracoscopy: A Retrospective Matched-Pair Cohort Study with 247 Consecutive Patients"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","80"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Trauma und Berufskrankheit"],["dc.bibliographiccitation.lastpage","85"],["dc.bibliographiccitation.volume","19"],["dc.contributor.author","Weiser, L."],["dc.contributor.author","Viezens, L."],["dc.contributor.author","Huber, G."],["dc.contributor.author","Lehmann, W."],["dc.date.accessioned","2018-10-10T07:58:47Z"],["dc.date.available","2018-10-10T07:58:47Z"],["dc.date.issued","2017"],["dc.fs.pkfprnr","74524"],["dc.identifier.doi","10.1007/s10039-017-0262-x"],["dc.identifier.fs","633993"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/15923"],["dc.notes.status","zu prüfen"],["dc.title","Wirbelkörperfrakturen und Osteopenie: Augmentieren oder langstreckig?"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article
    [["dc.bibliographiccitation.firstpage","128"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","European Spine Journal"],["dc.bibliographiccitation.lastpage","135"],["dc.bibliographiccitation.volume","30"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Sellenschloh, Kay"],["dc.contributor.author","PĂĽschel, Klaus"],["dc.contributor.author","Morlock, Michael M."],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","Lehmann, Wolfgang"],["dc.contributor.author","Huber, Gerd"],["dc.date.accessioned","2021-04-14T08:23:35Z"],["dc.date.available","2021-04-14T08:23:35Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1007/s00586-020-06593-3"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/80974"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-399"],["dc.relation.eissn","1432-0932"],["dc.relation.issn","0940-6719"],["dc.title","Cortical threaded pedicle screw improves fatigue strength in decreased bone quality"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article
    [["dc.bibliographiccitation.firstpage","130"],["dc.bibliographiccitation.journal","Clinical Biomechanics"],["dc.bibliographiccitation.lastpage","139"],["dc.bibliographiccitation.volume","73"],["dc.contributor.author","Roch, Paul Jonathan"],["dc.contributor.author","Wagner, Markus"],["dc.contributor.author","Weiland, Jan"],["dc.contributor.author","Gezzi, Riccardo"],["dc.contributor.author","Spiering, Stefan"],["dc.contributor.author","Lehmann, Wolfgang"],["dc.contributor.author","Saul, Dominik"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","Wachowski, Martin Michael"],["dc.date.accessioned","2020-06-15T07:08:09Z"],["dc.date.available","2020-06-15T07:08:09Z"],["dc.date.issued","2020"],["dc.description.abstract","Information about kinematics in different functional spinal units before and after total disc arthroplasties is necessary to improve prostheses and determine indications. There is little information about the nonstationary instantaneous helical axis of rotation under lateral bending in the cervical spine before and after total disc arthroplasty."],["dc.identifier.doi","10.1016/j.clinbiomech.2020.01.007"],["dc.identifier.pmid","31982810"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/66244"],["dc.language.iso","en"],["dc.relation.eissn","1879-1271"],["dc.relation.issn","0268-0033"],["dc.title","Total disc arthroplasties change the kinematics of functional spinal units during lateral bending"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article Research Paper
    [["dc.bibliographiccitation.artnumber","109608"],["dc.bibliographiccitation.journal","Journal of Biomechanics"],["dc.bibliographiccitation.volume","100"],["dc.contributor.author","Roch, Paul Jonathan"],["dc.contributor.author","Wagner, Markus"],["dc.contributor.author","Weiland, Jan"],["dc.contributor.author","Spiering, Stefan"],["dc.contributor.author","Lehmann, Wolfgang"],["dc.contributor.author","Saul, Dominik"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","Wachowski, Martin Michael"],["dc.date.accessioned","2020-06-08T13:20:06Z"],["dc.date.available","2020-06-08T13:20:06Z"],["dc.date.issued","2020"],["dc.description.abstract","Total disc arthroplasty (TDA) increases the risk of adjacent segment disease (ASD). Kinematic analyses are necessary to compare the intact condition (IC) with alterations after TDA to develop better prostheses. A well-established 6D measuring apparatus (resolution < 2.4 ÎĽm; 400 positions/cycle) was used. Kinematics of the flexion and extension of 8 human cervical spine segments (cFSU) C3/C4 and C5/C6 (67.9 Â± 13.2 y) were analyzed in the IC and after TDA (Bryan® Cervical Disc [B-TDA], Prestige LP® Cervical Disc [P-TDA]). The migration of the instantaneous helical axis (IHA) and the stiffness of the segments were calculated. Analyses demonstrated a stretched U-curved IHA migration in the sagittal plane. The IHA positions were significantly more cranial in cFSU C5/C6 than in C3/C4 in IC and after either TDA (IC: p < 0.001; B-TDA: p = 0.001; P-TDA: p = 0.045). In cFSU C3/C4 IHA positions shifted anteriocranially after either TDA (p < 0.001). In cFSU C5/C6, the IHA positions were significantly more anterocranial after B-TDA than in IC and after P-TDA (anterior: p < 0.001; cranial: p = 0.005). After B-TDA, the IHA migration path length was significantly longer in cFSU C3/C4 than in C5/C6 (p = 0.007) and longer than in IC in both cFSU (C3/C4: p = 0.047; C5/C6: p < 0.001). Stiffness was increased after both TDA. Various kinematic alterations were observed after both TDA. Increased translation and IHA position shifting after both TDA might indicate abnormal strain and a derogated benefit of TDA. These results imply the most abnormal strain after B-TDA. The lower cFSU might be more susceptible to alterations after TDA than the upper cFSU."],["dc.identifier.doi","10.1016/j.jbiomech.2020.109608"],["dc.identifier.pmid","31926589"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/66200"],["dc.language.iso","en"],["dc.relation.eissn","1873-2380"],["dc.relation.issn","0021-9290"],["dc.title","Total disc arthroplasties alter the characteristics of the instantaneous helical axis of the cervical functional spinal units C3/C4 and C5/C6 during flexion and extension in in vitro conditions"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","1094"],["dc.bibliographiccitation.issue","12"],["dc.bibliographiccitation.journal","Der Unfallchirurg"],["dc.bibliographiccitation.lastpage","1095"],["dc.bibliographiccitation.volume","120"],["dc.contributor.author","Viezens, L."],["dc.contributor.author","Weiser, L."],["dc.contributor.author","Lehmann, W."],["dc.date.accessioned","2020-12-10T14:08:29Z"],["dc.date.available","2020-12-10T14:08:29Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1007/s00113-017-0431-1"],["dc.identifier.eissn","1433-044X"],["dc.identifier.issn","0177-5537"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/70477"],["dc.language.iso","de"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Modifizierte Goel-Harms-Technik mit C1-Pedikelschrauben"],["dc.title.alternative","Modified Goel–Harms technique using C1 pedicle screws"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","1964"],["dc.bibliographiccitation.issue","8"],["dc.bibliographiccitation.journal","European Spine Journal"],["dc.bibliographiccitation.lastpage","1971"],["dc.bibliographiccitation.volume","27"],["dc.contributor.author","Weiser, Lukas"],["dc.contributor.author","Huber, Gerd"],["dc.contributor.author","Sellenschloh, Kay"],["dc.contributor.author","Viezens, Lennart"],["dc.contributor.author","PĂĽschel, Klaus"],["dc.contributor.author","Morlock, Michael M."],["dc.contributor.author","Lehmann, Wolfgang"],["dc.date.accessioned","2020-12-10T14:10:50Z"],["dc.date.available","2020-12-10T14:10:50Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1007/s00586-018-5660-7"],["dc.identifier.eissn","1432-0932"],["dc.identifier.issn","0940-6719"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/70894"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Time to augment?! Impact of cement augmentation on pedicle screw fixation strength depending on bone mineral density"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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