{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,20]],"date-time":"2026-07-20T16:09:45Z","timestamp":1784563785226,"version":"3.55.0"},"reference-count":39,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2023,2,15]],"date-time":"2023-02-15T00:00:00Z","timestamp":1676419200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2023,2,15]],"date-time":"2023-02-15T00:00:00Z","timestamp":1676419200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BioMed Eng OnLine"],"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Background<\/jats:title>\n                <jats:p>A mechanical ankle\u2013foot prosthesis (Talaris Demonstrator) was developed to improve prosthetic gait in people with a lower-limb amputation. This study aims to evaluate the Talaris Demonstrator (TD) during level walking by mapping coordination patterns based on the sagittal continuous relative phase (CRP).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>Individuals with a unilateral transtibial amputation, transfemoral amputation and able-bodied individuals completed 6\u00a0minutes of treadmill walking in consecutive blocks of 2\u00a0minutes at self-selected (SS) speed, 75% SS speed and 125% SS speed. Lower extremity kinematics were captured and hip\u2013knee and knee\u2013ankle CRPs were calculated. Statistical non-parametric mapping was applied and statistical significance was set at 0.05.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>The hip\u2013knee CRP at 75% SS walking speed with the TD was larger in the amputated limb of participants with a transfemoral amputation compared to able-bodied individuals at the beginning and end of the gait cycle (<jats:italic>p<\/jats:italic>\u2009=\u20090.009). In people with a transtibial amputation, the knee\u2013ankle CRP at SS and 125% SS walking speeds with the TD were smaller in the amputated limb at the beginning of the gait cycle compared to able-bodied individuals (<jats:italic>p<\/jats:italic>\u2009=\u20090.014 and <jats:italic>p<\/jats:italic>\u2009=\u20090.014, respectively). Additionally, no significant differences were found between both prostheses. However, visual interpretation indicates a potential advantage of the TD over the individual's current prosthesis.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>This study provides lower-limb coordination patterns in people with a lower-limb amputation and reveals a possible beneficial effect of the TD over the individuals\u2019 current prosthesis. Future research should include a well-sampled investigation of the adaptation process combined with the prolonged effects of the TD.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12938-023-01074-2","type":"journal-article","created":{"date-parts":[[2023,2,15]],"date-time":"2023-02-15T16:04:57Z","timestamp":1676477097000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":12,"title":["Continuous relative phases of walking with an articulated passive ankle\u2013foot prosthesis in individuals with a unilateral transfemoral and transtibial amputation: an explorative case\u2013control study"],"prefix":"10.1186","volume":"22","author":[{"given":"Elke","family":"Lathouwers","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jean-Pierre","family":"Baeyens","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bruno","family":"Tassignon","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Felipe","family":"Gomez","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pierre","family":"Cherelle","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Romain","family":"Meeusen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bram","family":"Vanderborght","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kevin","family":"De Pauw","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2023,2,15]]},"reference":[{"issue":"4","key":"1074_CR1","doi-asserted-by":"publisher","first-page":"175","DOI":"10.1097\/JPO.0000000000000181","volume":"30","author":"PM Stevens","year":"2018","unstructured":"Stevens PM, Rheinstein J, Wurdeman SR. prosthetic foot selection for individuals with lower-limb amputation: a clinical practice guideline. 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The study was approved by the medical Ethics Committee of the University Hospital of the Vrije Universiteit Brussel (B.U.N. 143201526629) and by the Federal Agencies for Medicines and Health Products.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Not applicable.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"PC is CEO and FG is CTO of Axiles Bionics. Axiles Bionics is a manufacturer of prosthetic components who provided us with the prosthetic foot being tested. They contributed to the conceptualisation and design of the work. They were not involved in the data collection, analysis and interpretation of the results.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"14"}}