Lumbar Spine Fusion
Lumbar Spine Fusion - Related Videos
05:28
A Mouse Model of Lumbar Spine Instability
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Cited by 14 •
2021
We developed a lumbar intervertebral disc degeneration mouse model by resection of L3–L5 spinous processes along with supra- and inter-spinous ligaments and detachment of paraspinous muscles.
11:30
Multilevel Oblique Lumbar Interbody Fusion in Degenerative Lumbar Disc Disease with Instability
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2025
This protocol presents the operative technique of multilevel Oblique Lumbar Interbody Fusion (OLIF) in a step-by-step manner, elaborating on the critical steps for achieving optimal outcomes.
05:52
Novel Mini-open Transforaminal Lumbar Interbody Fusion
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2025
The protocol introduces a novel mini-open TLIF, which can significantly reduce intraoperative blood loss, achieving minimally invasive outcomes with enhanced recovery.
03:02
Intrathecal Placement of Lumbar Drain: A Technique to Withdraw Cerebrospinal Fluid from the Lumbar Spine in Porcine Model
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2025
This video describes the technique of intrathecal placement of a lumbar drain in a porcine ischemic model, which helps in draining the cerebrospinal fluid to a drainage system. The cerebrospinal fluid pressure is monitored by the drainage system, and fluid is drained to maintain a constant cerebrospinal fluid pressure.
10:40
Uniportal Full Endoscopic Posterolateral Transforaminal Lumbar Interbody Fusion
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2025
The protocol offers a valuable method detailing each step of the FE-TLIF procedure. With proper education, FE-TLIF can be effectively learned, leading to favorable clinical outcomes.
FAQs
Bone graft or a bone-forming substitute provides the material from which a new bony bridge can develop across the treated segment. Screws, rods, or plates help maintain alignment and limit movement while that bridge forms. These components work together: the graft supports permanent biological joining, while the hardware supplies immediate structural stability during healing.
Fusion eliminates abnormal movement by allowing adjacent vertebrae to become one stable segment. This can reduce pain associated with instability or unwanted motion, but it also means the treated level no longer moves normally. The balance between improved structural support and reduced local mobility is an important consideration when evaluating the expected result of surgery.
Lumbar spine fusion may be considered when the lower spine has instability, deformity, a fracture, recurrent disc disease, or nerve compression associated with degeneration. The procedure addresses structural problems rather than serving as a general treatment for every source of back pain. Its relevance depends on whether stabilizing the affected segment can improve function or reduce symptoms.
The procedure generally begins by removing or preparing the affected disc or joint. Surgeons then place bone graft or a bone-forming substitute between the vertebrae and add fixation when needed to preserve alignment. After surgery, the treated segment requires substantial healing so that new bone can bridge the space and create lasting stability.
These fixation devices help hold the vertebrae in the intended position while the biological part of the fusion develops. Their function is mechanical support rather than replacement of the bone bridge. By maintaining alignment during healing, they help protect the reconstructed segment as new bone forms between the prepared vertebrae.
Successful treatment can improve function by restoring structural support and reducing pain or abnormal motion linked to the treated problem. However, the fused level loses motion, and healing is substantial rather than immediate. The meaningful outcome therefore includes both potential symptom and function improvement and the permanent change in movement at the operated segment.