{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,29]],"date-time":"2026-06-29T05:26:39Z","timestamp":1782710799124,"version":"3.54.5"},"reference-count":29,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2014,1,29]],"date-time":"2014-01-29T00:00:00Z","timestamp":1390953600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Knee surg. sports traumatol. arthrosc."],"published-print":{"date-parts":[[2015,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Purpose<\/jats:title><jats:p>This human cadaveric study compares the biomechanical properties of quadriceps tendon repair with suture anchors and the commonly applied transosseous sutures. The hypothesis was that suture anchors provide at least equal results concerning gap formation and ultimate failure load compared with transosseous suture repair.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Thirty human cadaveric knees underwent tenotomy followed by repair with either 5.5\u2010mm\u2010double\u2010loaded suture anchors [titanium (TA) vs. resorbable hydroxyapatite (HA)] or transpatellar suture tunnels using No. 2 Ultrabraid\u2122 and the Krackow whipstitch. Biomechanical analysis included pretensioning the constructs with 20\u00a0N for 30 s and then cyclic loading of 250 cycles between 20 and 100\u00a0N at 1\u00a0Hz in a servohydraulic testing machine with measurement of elongation. Ultimate failure load analysis and failure mode analysis were performed subsequently.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Tendon repairs with suture anchors yielded significantly less gap formation during cyclic loading (20th\u2013250th cycle: TA 1.9 \u00b1 0.1, HA 1.5 \u00b1 0.5, TS 33.3 \u00b1 1.9\u00a0mm, <jats:italic>p<\/jats:italic> &lt; 0.05) and resisted significantly higher ultimate failure loads (TA 740 \u00b1 204\u00a0N, HA 572 \u00b1 67\u00a0N, TS 338 \u00b1 60\u00a0N, <jats:italic>p<\/jats:italic> &lt; 0.05) compared with transosseous sutures. Common failure mode was pull\u2010out of the eyelet within the suture anchor in the HA group and rupture of the suture in the TA and TS group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Quadriceps tendon repair with suture anchors yields significantly better biomechanical results than the commonly applied transosseous sutures in this human cadaveric study. These biomechanical findings may change the future clinical treatment for quadriceps tendon ruptures. Randomised controlled clinical trials are desirable for the future.<\/jats:p><\/jats:sec><jats:sec><jats:title>Level of evidence<\/jats:title><jats:p>Not applicable, controlled laboratory human cadaveric study.<\/jats:p><\/jats:sec>","DOI":"10.1007\/s00167-014-2854-3","type":"journal-article","created":{"date-parts":[[2014,1,28]],"date-time":"2014-01-28T10:17:23Z","timestamp":1390904243000},"page":"1039-1045","source":"Crossref","is-referenced-by-count":69,"title":["Suture anchor repair yields better biomechanical properties than transosseous sutures in ruptured quadriceps tendons"],"prefix":"10.1002","volume":"23","author":[{"given":"M.","family":"Petri","sequence":"first","affiliation":[{"name":"Trauma Department Hannover Medical School (MHH) Carl\u2010Neuberg\u2010Stra\u00dfe 1 30625 Hannover Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A.","family":"Dratzidis","sequence":"additional","affiliation":[{"name":"Trauma Department Hannover Medical School (MHH) Carl\u2010Neuberg\u2010Stra\u00dfe 1 30625 Hannover Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S.","family":"Brand","sequence":"additional","affiliation":[{"name":"Trauma Department Hannover Medical School (MHH) Carl\u2010Neuberg\u2010Stra\u00dfe 1 30625 Hannover Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T.","family":"Calliess","sequence":"additional","affiliation":[{"name":"Orthopaedic Surgery Department Hannover Medical School (MHH) Anna\u2010von\u2010Borries\u2010Str. 1\u20107 30625 Hannover Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"C.","family":"Hurschler","sequence":"additional","affiliation":[{"name":"Laboratory for Biomaterials and Biomechanics (LBB) Orthopaedic Surgery Department Hannover Medical School (MHH) Anna\u2010von\u2010Borries\u2010Str. 1\u20107 30625 Hannover 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