Practical Geriatrics ›› 2025, Vol. 39 ›› Issue (6): 586-590.doi: 10.3969/j.issn.1003-9198.2025.06.011

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Early efficacy of percutaneous endoscopic posterior lumbar interbody fusion in the treatment of lumbar degenerative diseases in the elderly

ZHANG Pei, SONG Peng, LIU Jun   

  1. Department of Orthopedics,the Second Affiliated Hospital of Nanjing Medical University, Nanjing 210011, China (ZHANG Pei, LIU Jun);Spinal Center, Zhongda Hospital Southeast University, Nanjing 210009, China (SONG Peng)
  • Received:2024-09-02 Online:2025-06-20 Published:2025-07-07
  • Contact: LIU Jun,Email: 13776698080@139.com

Abstract: Objective To investigate the early clinical outcomes of percutaneous single-axis full-endoscopic posterior lumbar interbody fusion (Endo-PLIF) in the treatment of lumbar degenerative disease in the elderly. Methods A retrospective analysis was conducted on 40 patients who underwent Endo-PLIF in Spinal Center of Zhongda Hospital Southeast University from May 2021 to May 2022. The data including operative time, intraoperative blood loss, postoperative hospital stay, and the incidence of complications were collected. The lumbar function was evaluated using Oswestry Disability Index (ODI) before operation and 1, 6, and 12 months after operation. Visual Analog Scale (VAS) was used to evaluate the pain at the lumbar region and leg. The cross-sectional area of the spinal canal at the surgical segment was measured using CT scans before operation and 12 months after operation. Lumbar disc height was measured using X-ray films before operation, immediately after operation, and 1, 6, and 12 months after operation. The bony fusion of the intervertebral space was assessed 12 months after operation. Results All patients successfully underwent the surgery. The operative time was 223.1±37.4 minutes, and the intraoperative blood loss was 83.3±28.9 mL, and the postoperative hospital stay was 6.3±1.4 d. The scores of VAS at the lumbar region and leg and ODI 1, 6, and 12 months after surgery were significantly lower than those before surgery (P<0.05). The cross-sectional area of the spinal canal significantly increased postoperatively (P<0.05). Lumbar disc height was significantly higher at all follow-up time points than that before surgery (P<0.05), and remained stable without significant collapse. The intervertebral fusion rate was 95% 12 months after operation. Conclusions Endo-PLIF is minimally invasive and associated with rapid recovery. It is a safe and reliable treatment for lumbar degenerative disease in the elderly, with satisfactory early clinical outcomes.

Key words: Delta large channel, lumbar fusion, endoscopy, aged, lumbar degenerative disease

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