Chinese Journal of Tissue Engineering Research ›› 2018, Vol. 22 ›› Issue (23): 3692-3697.doi: 10.3969/j.issn.2095-4344.0269

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Comparable long-term outcomes of single-bundle versus double-bundle anterior cruciate ligament reconstruction: a 10-year retrospective study

Zeng Hui-liang1, Feng Wen-jun2, Li Ping3, Chen Jin-lun2, Zeng Jian-chun2, Li Jie2, Deng Peng1, Wu Ke-liang1, Ye Peng-cheng1, Jie Ke1,  Cao Hou-ran1, Zeng Yi-rong2   

  1. 1The First Clinical Medical College of Guangzhou University of Chinese Medicine,Guangzhou 510006, Guangdong Province, China; 2First Department of Joint Surgery, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510405, Guangdong Province, China; 3The Second Clinical Medical College of Guangzhou University of Chinese Medicine, Guangzhou 510006, Guangdong Province, China
  • Online:2018-08-18 Published:2018-08-18
  • Contact: Zeng Yi-rong, M.D., Chief physician, First Department of Joint Surgery, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510405, Guangdong Province, China
  • About author:Zeng Hui-liang, Master candidate, The First Clinical Medical College of Guangzhou University of Chinese Medicine, Guangzhou 510006, Guangdong Province, China

Abstract:

BACKGROUND: In recent years, the application of single-bundle anterior cruciate ligament (ACL) reconstruction technique has been gradually increased and obtained good clinical results, but there exists anterior and rotational instability. Biomechanical study has shown that double-bundle ACL reconstruction could increase knee stability. However, there is no long-term follow-up study on the comparison of clinical outcomes of the two technologies.

OBJECTIVE: To compare knee function and clinical outcomes at postoperative 10 years in patients undergoing single-bundle and double-bundle ACL reconstruction, and to assess the differences of efficacies between the two techniques.
METHODS: The retrospective study included 47 patients receiving single-bundle and double-bundle ACL reconstruction in the Orthopedic Center of First Affiliated Hospital of Guangzhou University of Chinese Medicine from January 2007 to September 2009. Patients were divided into single-bundle group and double-bundle group according to the reconstruction method. Preoperative and postoperative evaluation included physical examination (Lachman test, pivot shift test and anterior drawer test), knee function scores (Lysholm and Tegner scores) and Isokinetic strength test (Hamstring/Quadriceps muscle strength ratio).
RESULTS AND CONCLUSION: No positive signs were found in the postoperative physical examination between both groups. Lysholm score and Tegner score after surgery were significantly higher at postoperative 10 years than that preoperatively in both groups. However, Lysholm and Tegner scores were similar, and isokinetic strength test results were identical between both groups. Both single-bundle and double-bundle anterior cruciate ligament reconstruction could improve knee function, and the clinical effects were similar between the two groups. 

中国组织工程研究杂志出版内容重点:人工关节;骨植入物;脊柱骨折;内固定;数字化骨科;组织工程

Key words: Anterior Cruciate Ligament, Knee Joint, Muscle Strength, Tissue Engineering

CLC Number: