Lumbar laminectomy is the removal of the lamina or roof of the vertebra to provide enough space for the nerves to exit the spinal canal. A laminectomy is a surgical procedure that removes a portion of the vertebral bone called the lamina, which is the roof of the spinal canal. It is a major spine. Artrodesis vertebral posterior (lumbar). ¿Qué es? La artrodesis vertebral posterior (fusión intervertebral) es una cirugía para fusionar dos o más huesos de la.

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In most known cases of lumbar and thoracic laminectomies, [5] [ dead link ] patients tend to recover slowly, with recurring pain or spinal stenosis persisting for up to 18 months after the procedure. Please help to improve this lmubar by introducing more precise citations.

Laminectomia Lumbar | Blausen Medical

Articles lacking in-text citations from March All articles lacking in-text citations All articles with dead external links Articles with dead external links from June The reason for lamina removal is rarely, if ever, because the lamina itself is diseased; rather, it is done to break the continuity of the rigid ring of the spinal canal lamijectomia allow the soft tissues within the canal to: With spinal fusion, the recovery time may be longer.

Articular cartilage repair Microfracture surgery Knee cartilage replacement therapy Autologous chondrocyte implantation. A laminectomy can treat severe spinal stenosis by relieving pressure on the spinal cord or nerve roots, provide access to a tumor or other mass lying in or around the spinal cord, or help in tailoring the contour of the vertebral column to correct a spinal deformity such as kyphosis. However, if the spinal column is unstable laminetcomia fusion is required, the recovery period can last from several months to more than a year, and the likelihood of symptom relief is far less probable.


The lamina is a posterior arch of the vertebral bone lying between the spinous process which juts out in the middle and the more lateral pedicles and the transverse processes of each vertebra. Spinal stenosis is the single most common diagnosis that leads to spinal surgery, of which a laminectomy represents one component. Most commonly, a laminectomy is performed to treat spinal stenosis.

Retrieved from ” https: A laminectomy is a surgical procedure that removes a portion of the vertebral bone laminectimia the laminawhich is the roof of the spinal canal.

Retrieved 19 Laminectoomia For the procedure to increase the size laminectokia an opening in a lamina, see Laminotomy.

A laminectomy is also the name of a spinal operation that conventionally includes the removal of one or both lamina, as well as other posterior supporting structures of the vertebral column, including ligaments and additional bone.

Depending on the problem, smaller alternatives, e. Spinal decompression and Foraminotomy.

The lamina of the vertebra is removed or trimmed to widen the spinal canal and create more space for the spinal nerves and thecal sac. Retrieved December 20, The success rate of a laminectomy depends on limbar specific reason for the operation, as well as proper patient selection and the surgeon’s technical ability. According to a World Health Organization census inmost patients who had undergone a lumbar laminectomy recovered normal function within one year of their operation.

This is a treatment for a herniatedbulging, or degenerated disc. From Wikipedia, the free encyclopedia. This article is about the complete removal of a lamina.

This article includes a list of referencesbut its sources remain unclear because it has insufficient inline citations. For some people, recovery can take weeks or months and may require long-term occupational and physical therapy.

Views Read Edit View history. It is a major spine operation with residual scar tissue and may result in postlaminectomy syndrome. The pair of laminae, along with the spinous process, make up the posterior wall of the bony spinal canal. Surgical treatment that includes a laminectomy is the most effective remedy for severe spinal stenosis; however, most cases of spinal stenosis are not severe enough to require surgery. March Learn how and when to remove this template message.


Another procedure, called the laminotomy, is the removal of a mid-portion of one lamina and may be done either with a conventional open technique or in a minimalistic fashion with the use of tubular retractors and endoscopes.


Neurosurgery Orthopedic surgical procedures Surgical removal procedures. In other projects Wikimedia Commons. Back surgery can relieve pressure on the spine, but it is not a cure-all for spinal stenosis. The recovery period after a laminectomy depends on the specific operative technique, with minimally invasive procedures having significantly shorter recovery periods than open surgery.

Although the literal meaning of laminectomy is ‘excision of the lamina’, a conventional laminectomy in neurosurgery and orthopedics involves excision of the posterior spinal ligament and some or all of the spinous process.

A laminectomy performed as a minimal spinal surgery procedure is a tissue-preserving surgery that leaves more of the muscle intact and spares the spinal process. There may be considerable pain immediately after the operation, and pain may persist on a longer term basis.

Surgery does not stop the degenerative process and symptoms may reappear within several years. Removal of these structures with an open technique requires disconnecting the many muscles of the back attached to them.

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