Effects of Different Tensioning Strategies in ACL Reconstruction
Author Information
Author(s): Muneta Takeshi, Koga Hideyuki, Ju Young-Jin, Yagishita Kazuyoshi, Sekiya Ichiro
Primary Institution: Tokyo Medical and Dental University Hospital
Hypothesis
Both AM and PL bundles should be equally tensioned at 30 degrees of flexion as initial force setting to achieve better knee stability.
Conclusion
The study does not recommend applying maximum initial tension to the anteromedial or posterolateral bundles with graft tension imbalance in double-bundle ACL reconstruction.
Supporting Evidence
- Group I showed a significant extension deficit compared with groups II and III.
- ANOVA revealed a significant difference of anterior laxity measured by the KT-1000.
- Group II showed higher scores in recovery than Group I.
Takeaway
This study looked at how different ways of pulling on knee ligaments during surgery can affect recovery. It found that pulling too hard on one side can make it harder to straighten the knee later.
Methodology
The study analyzed 151 ACL reconstructions divided into three groups based on tensioning strategies, with outcomes evaluated through various clinical tests.
Potential Biases
Potential bias due to the manual tensioning methods used in Groups I and II.
Limitations
The study was conducted many years ago with manual tensioning methods, which may introduce bias; future studies are needed for more accurate force settings.
Participant Demographics
{"average_age":{"group_I":26.8,"group_II":27.5,"group_III":24.0},"male_female_ratio":{"group_I":"24/35","group_II":"23/30","group_III":"21/18"}}
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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