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Mesh cages for spinal deformity in adults
Kevin R Eck1, Keith H Bridwell, Felix F Ungacta
1Physicians' Clinic of Iowa, Cedar Rapids 52401, USA.
Clinical Orthopaedics and Related Research
|January 25, 2002
Summary
Titanium mesh cages effectively restore sagittal plane alignment in spinal fusion surgery, showing significant lordosis improvement with minimal correction loss. No cage failures were observed in this study.
Area of Science:
- Spine surgery
- Orthopedic implants
- Biomaterials
Background:
- Anterior column support is crucial for correcting spinal deformities and sagittal plane malalignment.
- Structural allografts and cages are utilized to facilitate spinal fusion and deformity correction.
- Titanium mesh cages offer a viable option for anterior column reconstruction.
Purpose of the Study:
- To evaluate the effectiveness of titanium mesh cages in spinal fusion for sagittal plane deformities.
- To assess cage status, fusion status, and patient outcomes following anterior column implantation.
- To review the literature for a gold standard in radiographic fusion assessment with anterior column metallic implants.
Main Methods:
- A consecutive series of adult patients undergoing spinal fusion for sagittal plane deformities were included.
- Titanium mesh cages were implanted in the anterior column for structural support.
- Patients were followed for 24 to 62 months (average 33 months) to assess outcomes.
Main Results:
- No instances of cage failure or extrusion were reported.
- An average segmental improvement of 11 degrees in lordosis was achieved.
- A minimal loss of correction (less than 1 degree) was observed at the latest follow-up.
Conclusions:
- Titanium mesh cages are safe and effective for correcting sagittal plane deformities in spinal fusion.
- These cages provide durable correction with minimal loss over mid-term follow-up.
- Further discussion on radiographic fusion assessment and functional outcomes is warranted.