Chinese Journal of Tissue Engineering Research ›› 2015, Vol. 19 ›› Issue (29): 4640-4644.doi: 10.3969/j.issn.2095-4344.2015.29.010

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Anterior cruciate ligament reconstruction with or without remnant preservation: a 6-month follow-up 

Wang Jun1, Li Yan2, Yu Teng-bo1, Zhang Qi-liang2   

  1. 1Department of Orthopedics, the Affiliated Hospital of Qingdao University, Qingdao 266071, Shandong Province, China; 
    2Department of Orthopedics, Qingdao Municipal Hospital (Eastern Area), Qingdao 266071, Shandong Province, China
  • Online:2015-07-09 Published:2015-07-09
  • Contact: Zhang Qi-liang, M.D., Associate chief physician, Department of Orthopedics, Qingdao Municipal Hospital (Eastern Area), Qingdao 266071, Shandong Province, China
  • About author:Wang Jun, Studying for doctorate, Associate chief physician, Department of Orthopedics, the Affiliated Hospital of Qingdao University, Qingdao 266071, Shandong Province, China
  • Supported by:

    Qingdao Outstanding Health Professional Development Fund, No. YQ2014Y310

Abstract:

BACKGROUND: In recent years, the number of cases of anterior cruciate ligament reconstruction with remnant preservation is increased year by year, but its clinical results, especially effects on improving proprioceptive recovery after reconstruction, are still controversial. 
OBJECTIVE: To compare the clinical effects of arthroscopic anterior cruciate ligament reconstruction with or without remnant preservation.
METHODS: Totally 146 patients undergoing arthroscopic anterior cruciate ligament reconstruction were randomly divided into two groups; preserving-remnant group and removing-remnant group. Autologous hamstring tendons were selected. Evaluation of knee mobility, Lysholm score, IKDC scores and knee stability was performed before and 6, 12 months after reconstruction. Proprioception was recorded before and 3, 6 and 12 months after reconstruction. The comparative analysis was carried out on these data between the group and between affected and healthy limbs. 
RESULTS AND CONCLUSION: 114 patients were followed up for over 12 months, including 61 in the preserving-remnant group and 53 in the removing-remnant group. There were significantly statistical improvements in knee mobility, Lysholm score, IKDC score and knee stability at 6 and 12 months after reconstruction in the two groups (P < 0.01), and the Lysholm score, IKDC score and knee stability were better in the removing-remnant group than the removing-remnant group at 6 months after reconstruction (P > 0.05). The knee proprioception was significantly improved at 3, 6 and 12 months after reconstruction in the two groups (P < 0.01), and it was also better in the removing-remnant group than the removing-remnant group at 3 and 6 months after reconstruction (P < 0.05). These findings indicate that the anterior cruciate ligament reconstruction with remnant preservation is beneficial to the recovery of postoperative proprioception and knee function. 

中国组织工程研究杂志出版内容重点:组织构建;骨细胞;软骨细胞;细胞培养;成纤维细胞;血管内皮细胞;骨质疏松组织工程

Key words: Anterior Cruciate Ligament, Proprioception, Arthroscopes

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