Minimally Invasive Transforaminal Lumbar Interbody Fusion With Intraoperative Fluoroscopy for Disc Space Preparation: Analysis of Fusion Rate and Clinical Results

2020 ◽  
Vol 19 (5) ◽  
pp. 557-566
Author(s):  
Guang-Xun Lin ◽  
Sagar Sharma ◽  
Gang Rui ◽  
Myung-Soo Song ◽  
Jin-Sung Kim

Abstract BACKGROUND Meticulous disc space preparation is an important step toward ensuring arthrodesis in the interbody fusion procedure. Although minimally invasive techniques are becoming increasingly advanced in lumbar interbody fusion, concerns exist regarding adequate discectomy and sufficient endplate preparation from a transforaminal lumbar approach. OBJECTIVE To describe the radiographic and clinical outcomes of single-level minimally invasive transforaminal lumbar interbody fusion (MI-TLIF) using the intraoperative fluoroscopy-guided method for disc space preparation. METHODS This is a retrospective study of 25 patients operated between June 2016 and Dec 2017. The radiographic outcomes included the intraoperative percentage of disc space preparation, fusion, and subsidence. Percentage of disc space preparation was calculated through intraoperative fluoroscopic imaging. Clinical outcomes included visual analog scale (VAS), Oswestry Disability Index (ODI), and satisfaction rate. RESULTS Mean age of patients was 62.9 yr. The mean follow-up period was 22 mo. Mean extents of disc space preparation were 61.5% in the anteroposterior view and 80.3% in the lateral view. Fusion rates were 86% and 92% at 6 and 12-mo postoperatively, respectively. All patients showed clinical improvement according to VAS and ODI. CONCLUSION MI-TLIF with intraoperative fluoroscopy-guided disc space preparation is shown to lead to potentially improved fusion rate. It is a safe and effective surgical method for degenerative lumbar disease. Additionally, in cases of cage subsidence caused by the endplate violation during disc space preparation, thorough sufficient bone grafting of the defect region avoids pseudoarthrosis.

2021 ◽  
Vol 24 (6) ◽  
pp. 441-452

BACKGROUND: Percutaneous endoscopic transforaminal lumbar interbody fusion (PE-TLIF) has been increasingly used to treat degenerative lumbar disease in recent years. However, there are still controversies about whether PE-TLIF is superior to minimally invasive transforaminal lumbar interbody fusion (MIS-TLIF). OBJECTIVES: To compare clinical outcomes and complications of PE-TLIF and MIS-TLIF in treating degenerative lumbar disease. STUDY DESIGN: A systematic review and meta-analysis. METHODS: A comprehensive search of online databases including PubMed, Embase, and the Cochrane Library was performed to identify related studies reporting the outcomes and complications of PE-TLIF and MIS-TLIF for degenerative lumbar disease. The clinical outcomes were assessed by the Visual Analog Scale and Oswestry Disability Index. In addition, the operative time, intraoperative blood loss, time to ambulation, length of hospital stay, fusion rate, and surgery-related complications were summarized. Forest plots were constructed to investigate the results. RESULTS: A total of 28 studies involving 1,475 patients were included in this meta-analysis. PE-TLIF significantly reduced operative time, intraoperative blood loss, time to ambulation, and length of hospital stay compared to MIS-TLIF. Moreover, PE-TLIF was superior to MIS-TLIF in the early postoperative relief of back pain. However, there were no significant differences in medium to long-term clinical outcomes, fusion rate, and incidence of complications between PE-TLIF and MIS-TLIF. LIMITATIONS: The current evidence is heterogeneous and most studies included in this meta-analysis are nonrandomized controlled trials. CONCLUSIONS: The present meta-analysis indicates that medium to long-term clinical outcomes and complication rates of PE-TLIF were similar to MIS-TLIF for the treatment of degenerative lumbar disease. However, PE-TLIF shows advantages in less surgical trauma, faster recovery, and early postoperative relief of back pain. KEY WORDS: Percutaneous endoscopic transforaminal lumbar interbody fusion, minimally invasive transforaminal lumbar interbody fusion, degenerative lumbar disease, chronic pain, systematic review, meta-analysis


2021 ◽  
pp. 219256822110003
Author(s):  
Yu-Cheng Yao ◽  
Po-Hsin Chou ◽  
Hsi-Hsien Lin ◽  
Shih-Tien Wang ◽  
Ming-Chau Chang

Study Design: Retrospective case-control study. Objectives: This study aims to present the clinical and radiographical outcomes of the titanium-polyetheretherketone (Ti/PEEK) composite cage compared to those of the standard PEEK cage in patients receiving minimally invasive transforaminal lumbar interbody fusion (MI-TLIF). Methods: Patients receiving 1 level MI-TLIF between October 2015 and October 2017 were included with a minimum of 2-year follow-up. The patients were segregated into 2 groups; Ti/PEEK group and PEEK group. Each patient was propensity-matched using preoperative age, sex, and body mass index. Early fusion rate was evaluated by computed tomography at postoperative 6 months. Clinical outcomes were assessed using the visual analog scale (VAS) and Oswestry Disability Index (ODI) scores. Results: After matching, there were 27 patients included in each group. The demographics, diagnosis, and surgical details were not significantly different between the 2 groups. The 6-month rate was 88.9% in Ti/PEEK group. The fusion rate and cage subsidence rate had no difference between the 2 groups. The complication rate in the Ti/PEEK group was comparable to that in the PEEK group. There was no difference in VAS and ODI scores during a 2-year follow-up period. Conclusions: The use of Ti/PEEK composite cage was as safe and effective as the use of PEEK cage in MI-TLIF. The 6-month fusion rate was 88.9%. Our finding revealed comparable clinical results for surgeons using Ti/PEEK composite cages in MI-TLIF compared to those using the PEEK cage.


2021 ◽  
Author(s):  
You Lv ◽  
Ming Chen ◽  
Ru-Jie Qin ◽  
Cheng Ma ◽  
Qi-Rui Ding ◽  
...  

Abstract Background: There are currently several minimally invasive techniques for lumbar spine interbody fusion that have been shown to minimize surgical and perioperative morbidity. We aimed to evaluate the curative efficacy of endoscopic transforaminal lumbar interbody fusion (Endo-TLIF) by comparing perioperative characteristics and 1.5-year observational outcomes in 1-segment lumbar spondylolisthesis between the minimally invasive TLIF (MIS-TLIF) technique and the optimized Endo-TLIF technique. Methods: One hundred and two patients treated by MIS-TLIF (48 cases) or Endo-TLIF (54 cases) were included from March 2018 to April 2019. Perioperative parameters and clinical outcomes were evaluated. Inflammatory biomarkers were measured for postoperative traumatic stress and muscle injury. Fusion rates were determined at 18 months after surgery by CT.Results: The Endo-TLIF group had similar incision length, return to work time and rate (p>0.05). Blood loss, left bed time and analgesic ratio were significantly less in Endo-TLIF group (p<0.05). The Endo-TLIF group had a significantly longer operative and radiation exposure time compared with MIS-TLIF group (p<0.05). The CRP and ESR levels were lower in the Endo-TLIF group compared with the MIS-TLIF group (p<0.05). The VAS and ODI improved significantly in both groups after surgery. Significant decreases in low back VAS in the Endo-TLIF group were found at postoperative day 1 and 3 months after surgery (p<0.05). The fusion rate in the Endo-TLIF group (90.7%) was similar to that in the MIS-TLIF group (95.8%).Conclusions: Endo-TLIF has comparable perioperative analysis and clinical outcomes in comparison to MIS-TLIF and manifests a greater improvement in less multifidus muscle damage, inflammation and faster patient recovery. Thus, Endo-TLIF should be considered as a feasible and effective technique for 1-segment lumbar spondylolisthesis patients with similar fusion rate.Trial registration: ChiCTR1800015197, 13 March 2018. Trial registry: Chinese Clinical Trial Registry. Registered 13 March 2018. http://www.chictr.org.cn/showproj.aspx?proj=25865


2016 ◽  
Vol 2016 ◽  
pp. 1-8 ◽  
Author(s):  
Won-Suh Choi ◽  
Jin-Sung Kim ◽  
Kyeong-Sik Ryu ◽  
Jung-Woo Hur ◽  
Ji-Hoon Seong

Background. Minimally invasive spinal transforaminal lumbar interbody fusion (MIS-TLIF) at L5-S1 is technically more demanding than it is at other levels because of the anatomical and biomechanical traits.Objective. To determine the clinical and radiological outcomes of MIS-TLIF for treatment of single-level spinal stenosis low-grade isthmic or degenerative spondylolisthesis at L5-S1.Methods. Radiological data and electronic medical records of patients who underwent MIS-TLIF between May 2012 and December 2014 were reviewed. Fusion rate, cage position, disc height (DH), disc angle (DA), disc slope angle, segmental lordotic angle (SLA), lumbar lordotic angle (LLA), and pelvic parameters were assessed. For functional assessment, the visual analogue scale (VAS), Oswestry disability index (ODI), and patient satisfaction rate (PSR) were utilized.Results. A total of 21 levels in 21 patients were studied. DH, DA, SLA, and LLA had increased from their preoperative measures at the final follow-up. Fusion rate was 86.7% (18/21) at 12 months’ follow-up. The most common cage position was anteromedial (15/21). The mean VAS scores for back and leg pain mean ODI scores improved significantly at the final follow-up. PSR was 88%. Cage subsidence was observed in 33.3% (7/21).Conclusions. The clinical and radiologic outcomes after MIS-TLIF at L5-S1 in patients with spinal stenosis or spondylolisthesis are generally favorable.


2014 ◽  
Vol 472 (6) ◽  
pp. 1800-1805 ◽  
Author(s):  
Jeffrey A. Rihn ◽  
Sapan D. Gandhi ◽  
Patrick Sheehan ◽  
Alexander R. Vaccaro ◽  
Alan S. Hilibrand ◽  
...  

2017 ◽  
Vol 11 (2) ◽  
pp. 204-212 ◽  
Author(s):  
Hamid Rahmatullah Bin Abd Razak ◽  
Priyesh Dhoke ◽  
Kae-Sian Tay ◽  
William Yeo ◽  
Wai-Mun Yue

<sec><title>Study Design</title><p>Retrospective review of prospective registry data.</p></sec><sec><title>Purpose</title><p>To determine 5-year clinical and radiological outcomes of single-level instrumented minimally invasive transforaminal lumbar interbody fusion (MIS-TLIF) in patients with neurogenic symptoms secondary to spondylolisthesis.</p></sec><sec><title>Overview of Literature</title><p>MIS-TLIF and open approaches have been shown to yield comparable outcomes. This is the first study to assess MIS-TLIF outcomes using the minimal clinically important difference (MCID) criterion.</p></sec><sec><title>Methods</title><p>The outcomes of 56 patients treated by a single surgeon, including the Oswestry disability index (ODI), neurogenic symptom score, short-form 36 questionnaire (SF-36), and visual analog scale (VAS) scores for back pain (BP), and leg pain (LP), were collected prospectively for up to 5 years postoperatively. Radiological outcomes included adjacent segment degeneration, fusion, cage subsidence, and screw loosening rates.</p></sec><sec><title>Results</title><p>Our patients were predominantly female (71.4%) and had a mean age of 53.7±11.3 years and mean body mass index of 25.7±3.7 kg/m<sup>2</sup>. The mean operative time, blood loss, time to ambulation, and hospitalization were 167±49 minutes, 126±107 mL, 1.2±0.4 days, and 2.8±1.1 days, respectively. The mean fluoroscopic time was 58.4±33 seconds, and the mean postoperative intravenous morphine dose was 8±2 mg. Regarding outcomes, postoperative scores improved relative to preoperative scores, and this was sustained across various time points for up to 5 years (<italic>p</italic>&lt;0.001). Improvements in ODI, SF-36, VAS-BP, and VAS-LP all met the MCID criterion. Notably, 5.4% of our patients developed clinically significant adjacent segment disease during follow-up, and 7 minor complications were reported.</p></sec><sec><title>Conclusions</title><p>Single-level instrumented MIS-TLIF is suitable for patients with neurogenic symptoms secondary to lumbar spondylolisthesis and is associated with an acceptable complication rate. Both clinical and radiological outcomes were sustained up to 5 years postoperatively, with many patients achieving an MCID.</p></sec>


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