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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Back surgery can relieve pressure on the spine, but it is not a cure-all for spinal stenosis.

Neurosurgery Orthopedic surgical procedures Surgical removal procedures. 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.

A common type of laminectomy is performed to permit the removal or reshaping of a spinal disc as part of a lumbar discectomy.

laminectomía lumbar | Holy Cross Hospital

March Learn how and when to remove this template message. 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.

In other projects Wikimedia Commons. However, if the spinal column is unstable and 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. From Wikipedia, laminectomua free encyclopedia.


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. A laminectomy can treat severe spinal stenosis by relieving pressure on the spinal cord or nerve roots, provide access to a lamknectomia 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.

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

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Removal of these structures with an open technique requires disconnecting the many muscles of the back attached to them. For the procedure to increase the size of an opening in a lamina, see Laminotomy.

By using this site, you agree to the Terms of Use and Privacy Policy. There may lamijectomia 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. Upper view of a human vertebra, showing the lamina. Removal of substantial amounts of bone and tissue may require additional procedures such as spinal fusion to stabilize the spine and generally require a much longer recovery period than a simple laminectomy.

Laminectomy – Wikipedia

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. Views Read Edit View history. According to a World Health Organization census inmost patients who had undergone a lumbar laminectomy recovered normal function within one year of their operation.

Articular cartilage repair Microfracture surgery Knee cartilage replacement therapy Autologous chondrocyte implantation. 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 to allow the soft tissues within the canal to: The actual bone removal may be carried out with a variety of surgical tools, including drills, rongeurs and lasers.

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. Retrieved 19 December 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 It is a major spine operation with residual scar tissue and may result in postlaminectomy syndrome.

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This page was last edited on 16 Novemberat Please help to improve this article by introducing more precise citations. Femoral head ostectomy Astragalectomy Distraction osteogenesis Ilizarov apparatus Phemister graft. This article includes a list of referencesbut its sources remain unclear because it has insufficient inline citations. A laminectomy is a surgical procedure that removes a portion of the vertebral bone called the laminawhich is the roof of the lamnectomia canal.

In some cases after laminectomy and spinal fusion, it may take several months to return to normal activities. This is a treatment for a herniatedbulging, or degenerated disc. Depending on the problem, smaller alternatives, e. The recovery period after a laminectomy depends on the specific operative technique, with minimally invasive procedures having significantly shorter recovery periods than open surgery.

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.

When the disabling symptoms of lujbar stenosis are primarily neurogenic claudication and the laminectomy is done without spinal fusion, there is generally a rapid recovery and long term relief.

With spinal fusion, the recovery time may be longer. This article is about the complete removal of a lamina. Spinal stenosis is the single most common diagnosis that leads to spinal surgery, of which a laminectomy represents one component.

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 lumgar. Most commonly, a laminectomy is performed to treat spinal stenosis. For some people, recovery can take weeks or months and may require long-term occupational and physical therapy.