Evidence map›Paper›PMID 26285568›Full record

ArticleBMC musculoskeletal disorders2015

Press-fit fixation using autologous bone in the tibial canal causes less enlargement of bone tunnel diameter in ACL reconstruction--a CT scan analysis three months postoperatively.

Ralph Akoto, Jonas Müller-Hübenthal, Maurice Balke, Malte Albers, Bertil Bouillon, Philip Helm, Marc Banerjee, Jürgen Höher

Registry-linked trialAbstract read
In one paragraph

Article in BMC musculoskeletal disorders, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06190223 (Anatomic Single Bundle Anterior Cruciate Ligament Reconstruction With a Press-fit Tibial Fixation Technique Using Periosteal - Patellar Tendon - Bone Autograft), which is not on this map. Cited by 17 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 3 pooled it
–field-weighted citation impact
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.

NCT06190223 recruitingnot on this mapstarted 2023, after this paper: background citation

Anatomic Single Bundle Anterior Cruciate Ligament Reconstruction With a Press-fit Tibial Fixation Technique Using Periosteal - Patellar Tendon - Bone Autograft

TypeobservationalSponsorAnkara City Hospital BilkentRan2023 to 2025Enrolled150ConditionsAnterior Cruciate Ligament RuptureArmsAnterior cruciate ligament (ACL) reconstruction with a periost-patellar-tendon-bone (PPTB) autograft and a tibial press-fit technique
3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Bone Versus All Soft Tissue Quadriceps Tendon Autografts for Anterior Cruciate Ligament Reconstruction: A Systematic Review.Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association · 2021
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  7. Evaluation and Management of Knee Dislocations in Low-income Settings: Evidence-based Strategies and Practical Considerations.Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews · 2025
    Review
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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.

Ralph AkotoDepartment of Trauma and Reconstructive Surgery, Asklepios Clinic St. Georg, Hamburg, Germany. rakoto@me.com.
Jonas Müller-HübenthalClinic for diagnostic Radiology and Nuclear medicine, Cologne-Triangle, Cologne, Germany. jmh@praxis-im-koelntriangle.de.
Maurice BalkeDepartment of Trauma and Orthopedic Surgery, University of Witten/Herdecke, Cologne Merheim Medical Center, Cologne, Germany. maurice.balke@gmail.com.
Malte AlbersClinic for Sports Traumatology at Cologne Merheim Medical Center, Cologne, Germany. maltealbers@hotmail.com.
Bertil BouillonDepartment of Trauma and Orthopedic Surgery, University of Witten/Herdecke, Cologne Merheim Medical Center, Cologne, Germany. bouillonb@kliniken-koeln.de.
Philip HelmDepartment of Trauma and Orthopedic Surgery, University of Witten/Herdecke, Cologne Merheim Medical Center, Cologne, Germany. helmp@kliniken-koeln.de.
Marc BanerjeeDepartment of Trauma and Orthopedic Surgery, University of Witten/Herdecke, Cologne Merheim Medical Center, Cologne, Germany. banerjeema@kliniken-koeln.de.
Jürgen HöherClinic for Sports Traumatology at Cologne Merheim Medical Center, Cologne, Germany. jhoeher@t-online.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBone tunnel enlargement is a phenomenon present in all anterior cruciate ligament (ACL)- reconstruction techniques. It was hypothesized that press-fit fixation using a free autograft bone plug reduces the overall tunnel size in the tibial tunnel.

methodsIn a prospective cohort study twelve patients who underwent primary ACL reconstruction using an autologous quadriceps tendon graft and adding a free bone block for press-fit fixation (PF) in the tibial tunnel were matched to twelve patients who underwent ACL reconstruction with a hamstring graft and interference screw fixation (IF). The diameters of the bone tunnels were analysed by a multiplanar reconstruction technique (MPR) in a CT scan three months postoperatively. Manual and instrumental laxity (Lachman test, Pivot-shift test, Rolimeter) and functional outcome scores (International Knee Documentation Committee sore, Tegner activity level) were measured after one year follow up.

resultsIn the PF group the mean bone tunnel diameter at the level of the joint entrance was not significantly enlarged. One and two centimeter distal to the bone tunnel diameter was reduced by 15% (p = .001). In the IF group the bone tunnel at the level of the joint entrance was enlarged by 14% (p = .001). One and two centimeter distal to the joint line the IF group showed a widening of the bone tunnel by 21% (p < .001) One and two centimeter below the joint line the bone tunnel was smaller in the PF group when compared to the IF group (p < .001). No significant difference for laxity test and functional outcome scores could be shown.

conclusionThis study demonstrates that press-fit fixation with free autologous bone plugs in the tibial tunnel results in significantly smaller diameter of the tibial tunnel compared to interference screw fixation.

Indexed as

Internal FixatorsAdolescentAdultAnterior Cruciate LigamentAnterior Cruciate Ligament ReconstructionBone TransplantationCohort StudiesFemaleHumansMaleMiddle AgedPostoperative CareProspective StudiesTibiaTime FactorsTomography, X-Ray Computed

Identifiers

PMID26285568
PMCPMC4545716

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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.