Chinese Journal of Tissue Engineering Research ›› 2021, Vol. 25 ›› Issue (21): 3409-3415.doi: 10.3969/j.issn.2095-4344.3851

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Efficacy of anterolateral minimally invasive approach versus traditional posterolateral approach in total hip arthroplasty: a meta-analysis

Fu Panfeng, Shang Wei, Kang Zhe, Deng Yu, Zhu Shaobo   

  1. Department of Orthopedic Surgery, Zhongnan Hospital, Wuhan University, Wuhan 430071, Hubei Province, China
  • Received:2020-08-05 Revised:2020-08-11 Accepted:2020-09-11 Online:2021-07-28 Published:2021-01-25
  • Contact: Zhu Shaobo, MD, Chief physician, Department of Orthopedic Surgery, Zhongnan Hospital, Wuhan University, Wuhan 430071, Hubei Province, China
  • About author:Fu Panfeng, Physician, Department of Orthopedic Surgery, Zhongnan Hospital, Wuhan University, Wuhan 430071, Hubei Province, China

Abstract: OBJECTIVE: Anterolateral minimally invasive approach in total hip arthroplasty has some advantages over traditional posterolateral approach, but whether it has the same good efficacy as posterolateral approach is still controversial. This article conducted a meta-analysis comparing clinical outcomes of anterolateral minimally invasive approach and traditional posterolateral approach for total hip arthroplasty.
METHODS: The clinical controlled trials published from inception to June 2020 were searched in major databases, including PubMed, Embase, The Cochrane Library, Web of science, CNKI, VIP, Wanfang Data, and CBM. Suitable studies were selected according to inclusion and exclusion criteria. The quality of included studies was evaluated strictly and the data were extracted. RevMan 5.3 software was used for data analysis. 
RESULTS: Totally 14 studies (7 randomized controlled trials and 7 cohort studies) were included, with 1 160 cases. All studies were evaluated of high quality. (2) Meta-analysis results showed that anterolateral minimally invasive approach was superior to posterolateral approach in incision length (MD=-6.61, 95%CI: -7.38 to -5.84), P < 0.000 01), intraoperative blood loss (MD=-139.03, 95%CI:-169.36 to -108.69), P < 0.000 01), length of hospital stay (MD=-3.19, 95%CI: -4.14 to -2.24), P < 0.000 01), first weight-bearing time (MD=-4.34, 95%CI:-4.80 to -3.89), P < 0.000 01), Harris hip score (MD=6.37, 95%CI:4.81-7.93), P < 0.000 01) and total complication rate (OR=0.43, 95%CI:0.28-0.68), P=0.000 3]. There was no statistical difference in the operation time (MD=-1.12, 95%CI:-11.03-8.78), P=0.82] and the abduction angle of hip joint (MD=0.67, 95%CI:-0.22-1.55), P=0.14].
CONCLUSION: Anterolateral minimally invasive approach can better ensure the safety and effectiveness of total hip arthroplasty, reduce complications and promote the recovery of hip joint function after surgery. Thus, anterolateral minimally invasive approach is a superior approach which can achieve better effect than posterolateral approach. More evaluation indicators such as postoperative pain score, hospital expenses and postoperative dislocation rate of hip still need further study and analysis.

Key words: bone, hip, hip joint, joint replacement, blood loss, complications, function, meta-analysis

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