Clinical Results after Percutaneous Automated Lumbar Nucleotomy

1995 ◽  
Vol 36 (4-6) ◽  
pp. 418-424 ◽  
Author(s):  
Reidar Dullerud ◽  
Tom Amundsen ◽  
Håkon Lie ◽  
Niels G. Juel ◽  
Michael Abdelnoor ◽  
...  

This study was carried out in order to assess the clinical results after percutaneous automated nucleotomy with regard to predictive factors for the outcome. Selection criteria included patients with predominance of low-back pain, diffuse posterior disk bulges and concomitant spinal stenosis who are not normally accepted for nucleotomy. In all, 142 patients were treated. The overall success rate after an average observation time of 21 months was 56%. The results were not influenced by whether a diffuse posterior bulge or a focal hernia had been treated or not (p=0.449). Spinal stenosis (p=0.043) and disk space narrowing exceeding 25% of the expected width (p=0.017) were associated with a poor outcome. By excluding these categories and patients with symptoms from more than one disk level, the success rate rose to 70%. With this selection, the results were equally good in patients with predominantly low-back pain compared to those with predominantly sciatica (p=0.490).

Author(s):  
Tomoyuki Takigawa ◽  
Alejandro A. Espinoza Orías ◽  
Howard S. An ◽  
Peter Simon ◽  
Keizo Sugisaki ◽  
...  

Degenerative disc disease is a common cause for low back pain, and sometimes requires surgical treatment. Total disc replacement (TDR) is one such surgical option performed to remove the painful disc and preserve segmental motion. However, TDR clinical results are not always satisfactory. Altered kinematics and residual low back pain have been reported as frequent poor outcomes. The facet joint is a pure articular joint and can be a pain generator. Although the effect of TDR on ROMs (ranges of motion) and facet contact force is relatively well studied, the influence of TDR on facet capsules has not been clarified yet. The purpose of this study was to evaluate the effect of TDR on facet joint capsule strain.


1998 ◽  
Vol 02 (02) ◽  
pp. 109-122
Author(s):  
Kam Kong Chan

From July 1990 to June 1993, 35 patients suffering lumbar spondylolisthesis (21 degenerative; 14 isthmic) were operated on and reviewed. They all had single-level involvement either L4-5 or L5-S1 and only this level was confined for operation. The operative procedures included decompression, posterolateral fusion and pedicle screw instrumentation for fixation and reduction of the vertebral slip. The age ranged from 42 to 65 years old, with an average of 55 years. There were 21 patients with grade 1 slip; 13 with grade II; and 1 with grade III. The follow-up periods ranged from 30 to 55 months with an average of 42 months. The clinical results were evaluated according to the improvement of low back pain, radicular pain, claudication and the incidence of fusion. Twenty-four patients (74%) were rated good to excellent and the fusion rate was 88%. However, there were 16 patients who still suffered from significant low back pain and who had reportd that such pain adversely affected the rating of clinical result. Loss of reduction were found in 16 patients, but there was no difference in clinical outcome between patients with or without reduction loss after the operation. The purpose of this paper is to report the clinical outcomes of the treatment of symptomatic spondylolisthesis with decompression, posterolateral fusion and instrumental reduction of the slip. The incidence of reduction loss and the prevalence of remaining low back pain are two important factors to consider in doing such reduction procedure. We inferred that slip reduction may not be a worthwile procedure in the treatment of adult spondylolisthesis if ordinary posterolateral fusion with short segment instrumentation is contemplated.


2012 ◽  
Vol 93 (4) ◽  
pp. 647-653 ◽  
Author(s):  
Christy C. Tomkins-Lane ◽  
Sara Christensen Holz ◽  
Karen S. Yamakawa ◽  
Vaishali V. Phalke ◽  
Doug J. Quint ◽  
...  

Author(s):  
Norah Alsalamah ◽  
Lee Bartel

A 49 year-old male with severe low back pain showed multilevel disc bulges with spinal stenosis. After 18 treatments of low-frequency vibro-percussion stimulation initial VAS pain score of 9.5 reduced to 2.5 and the Rolland-Morris score of 13 reduced to 3. The MRI showed some resolution of L3-L4 and L4-L5.


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