Evidence map›Paper›PMID 31372680›Full record

Trial reportKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2020

ACL reconstruction with adjustable-length loop cortical button fixation results in less tibial tunnel widening compared with interference screw fixation.

Raul Mayr, Vinzenz Smekal, Christian Koidl, Christian Coppola, Martin Eichinger, Ansgar Rudisch, Christof Kranewitter, René Attal

2 registry-linked trialsAbstract readRandomized Controlled Trial
PubMed Publisher
In one paragraph

Trial report in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 38 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 2 pooled it
6.6field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT01755819 naunknown statusnot on this map

Clinical Outcome and Tunnel Widening After Hamstring Anterior Cruciate Ligament Reconstruction: A Prospective Randomized Computed Tomography - Based Trial Comparing Aperture With Cortical Fixation

TypeinterventionalSponsorMedical University InnsbruckRan2013 to 2016Enrolled60ConditionsACL Anterior Cruciate Ligament Injury, OutcomeArmsBiocomposite interference screw, Extracortical ACL Tightrope fixation
NCT06357091 narecruitingnot on this mapstarted 2026, after this paper: background citation

ACL Reconstruction With Human Allograft Cortical Bone Screw (Shark Screw®) or Biocomposite-interference Screws - a Prospective, Randomized, Controlled Trial.

TypeinterventionalSponsorAlexander Rofner-MorettiRan2026 to 2034Enrolled80ConditionsAnterior Cruciate Ligament Rupture, Anterior Cruciate Ligament Reconstruction, Anterior Cruciate Ligament InjuryArmsACL reconstruction with Shark Screw ACL®, ACL reconstruction with biocomposite screw (Mecta)
3 · Its place in the literature

Who cites it

38 citing papers in PubMed, 2 syntheses or guidelines pooled it, 66 citations in OpenAlex.

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  11. Gradual stabilization and narrowing of bone tunnels following primary anterior cruciate ligament reconstruction.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2025
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  17. [Comparative study of I.D.E.A.L. technique and transtibial technique in anterior cruciate ligament reconstruction].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Raul MayrDepartment of Trauma Surgery, Medical University Innsbruck, Innsbruck, Austria.
Vinzenz SmekalAUVA Trauma Center Klagenfurt, Klagenfurt, Austria.
Christian KoidlDepartment of Trauma Surgery, Medical University Innsbruck, Innsbruck, Austria.
Christian CoppolaDepartment of Trauma Surgery, Medical University Innsbruck, Innsbruck, Austria.
Martin EichingerDepartment of Trauma Surgery, Medical University Innsbruck, Innsbruck, Austria.
Ansgar RudischDepartment of Radiology, Medical University Innsbruck, Innsbruck, Austria.
Christof KranewitterDepartment of Radiology, Medical University Innsbruck, Innsbruck, Austria.
René AttalDepartment of Trauma Surgery and Sports Traumatology, Academic Hospital Feldkirch, LKH Feldkirch, Carinagasse 47, 6807, Feldkirch, Austria. rene.elattal@lkhf.at.
Innsbruck Medical University · ATLandeskrankenhaus Feldkirch · ATUniversity of Klagenfurt · AT

Funding

Arthrex GmbH Funding was received from Arthrex Inc. and used for payment of study nurses.
6 · The paper itself

Abstract

purposeTo compare tunnel widening and clinical outcome after anterior cruciate ligament reconstruction (ACLR) with interference screw fixation and all-inside reconstruction using button fixation.

methodsTunnel widening was assessed using tunnel volume and diameter measurements on computed tomography (CT) scans after surgery and 6 months and 2 years later, and compared between the two groups. The clinical outcome was assessed after 2 years with instrumented tibial anteroposterior translation measurements, hop testing and International Knee Documentation Committee (IKDC), Lysholm and Tegner activity scores.

resultsThe study population at the final follow-up was 14 patients with screw fixation and 16 patients with button fixation. Tibial tunnels with screw fixation showed significantly larger increase in tunnel volume over time (P = 0.021) and larger tunnel diameters after 2 years in comparison with button fixation (P < 0.001). There were no significant differences in femoral tunnel volume changes over time or in tunnel diameters after 2 years. No significant differences were found in the clinical outcome scores.

conclusionsAll-inside ACLR using button fixation was associated with less tibial tunnel widening and smaller tunnels after 2 years in comparison with ACLR using screw fixation. The need for staged revision ACLRs may be greater with interference screws in comparison with button fixation at the tibial tunnel. The clinical outcomes in the two groups were comparable. LEVEL OF EVIDENCE: II. RCT: Consort NCT01755819.

Indexed as

Bone ScrewsAdolescentAdultAnterior Cruciate LigamentAnterior Cruciate Ligament ReconstructionFemaleFemurFollow-Up StudiesHistological TechniquesHumansKnee JointLysholm Knee ScoreMaleMiddle AgedProspective StudiesTibiaACLAll-insideAnterior cruciate ligamentButtonFixationScrewTunnel enlargementTunnel widening

Identifiers

PMID31372680
OpenAlexW2965459084

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.