Fusion Cage

Leading Manufacturer of
Fusion Cage

ZMD
Orthopedic Products

If you're interested in more orthopaedic implant products, feel free to get in touch with our ZMD consultants.

What Are Fusion Cages?

Fusion cages are vital medical devices utilized in spinal fusion surgery with the primary goals of restoring the spine’s height, alignment, and stability. Usually crafted from titanium or PEEK, these materials are biocompatible and readily accepted by the body.

Designed to be placed within the disc space separating two vertebrae, fusion cages function as spacers. They play a crucial role in maintaining the appropriate disc space and simultaneously offer a foundation for bone growth. As time passes, bone tissue gradually infiltrates through the cage’s pores, ultimately resulting in a firm, bony fusion between the adjacent vertebrae. This fusion is key to enhancing the overall structural integrity of the spine and improving the patient’s spinal health in the long term.

Anterior Cervical Fusion Cages

These cages are specifically engineered for application in the cervical spine, which is located in the neck area. Given the unique anatomical and functional requirements of the cervical region, these cages are usually smaller in size and possess a more streamlined design compared to their lumbar counterparts. This design enables them to fit precisely within the cervical disc spaces and effectively carry out their role in facilitating spinal fusion while minimizing any potential disruption to the surrounding tissues.

Lumbar Vertebra Fusion Cages

Designed for use in the lumbar spine, which is the part of the spine in the lower back, these fusion cages have distinct characteristics. As the lumbar spine bears more weight and experiences greater mechanical stress, the lumbar vertebra fusion cages are typically larger and more robust. Their sturdier construction allows them to withstand the heavier loads and forces exerted on the lower back region, providing reliable support for the spinal fusion process and helping to maintain the stability and alignment of the lumbar spine.

When Are Fusion Cages Needed?

Fusion cages have become a cornerstone of spinal fusion surgery, providing a versatile and effective solution to restore spinal stability, correct misalignment, and promote bone fusion. Their ability to offer strong support, encourage bone growth, and integrate well with the body has made them a preferred choice for surgeons treating a wide range of spinal conditions.

Anterior Cervical Discectomy and Fusion (ACDF)

ACDF is a frequently adopted procedure for handling degenerative disc disease in the cervical spine. In this operation, the surgeon first removes the damaged disc and then substitutes it with either a bone graft or an artificial disc. Fusion cages are commonly incorporated into ACDF as they can supply extra support and stability to the fusion site. This additional reinforcement is essential for ensuring the proper healing and long-term stability of the cervical spine after the procedure.

Posterior Lumbar Fusion (PLF)

PLF is another prevalent spinal fusion procedure, which is utilized to treat various conditions such as degenerative disc disease, spondylolisthesis, and spinal fractures in the lumbar spine. During PLF, after the damaged disc is removed, a bone graft is placed in the vacated space to encourage fusion. Here, fusion cages can be employed to enhance the stability of the spine and effectively support the fusion process. Their use helps in maintaining the integrity of the lumbar spine and facilitating a successful recovery.

Transforaminal Lumbar Interbody Fusion (TLIF)

TLIF represents a minimally invasive way of performing spinal fusion. It entails inserting a fusion cage through a small opening at the back. This procedure is typically employed for dealing with degenerative disc disease and foraminal stenosis. The fusion cages used in TLIF play a significant role in providing stability to the spine and also allow bone to grow through them, which promotes the fusion process. This enables the vertebrae to form a solid connection, improving the overall spinal condition.

Revision Surgery

When previous spinal fusion surgeries don’t achieve the desired results or lead to instability, fusion cages come into play in the revision surgeries. They can be used to resolve the existing problems and work towards attaining a more stable outcome. Whether it’s replacing failed implants or adding supplementary support to areas of instability, fusion cages prove to be extremely useful in these complex surgical scenarios.

Specific Indications for Fusion Cage Use

Severe spinal instability: For patients experiencing significant instability due to conditions like degenerative disc disease, spondylolisthesis, or spinal fractures, the strong fixation provided by fusion cages can be highly beneficial. These cages help hold the spine in place, reducing the risk of further damage and facilitating the healing process.
Complex spinal reconstructions: In complex reconstructions that involve multiple vertebrae or demand extensive instrumentation, fusion cages are often utilized. They contribute to the overall stability of the reconstructed spine, ensuring that the vertebrae remain properly aligned and the fusion is successful over the long term.
Revision surgeries: As already mentioned, fusion cages play a crucial role in revision surgeries. They are vital for restoring stability and addressing issues related to implant failures or areas of instability, thereby improving the chances of a successful surgical result and better patient recovery.

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Leading Manufacturer of
Fusion Cage

Fusion Cage

ZMD
Orthopedic Products

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If you're interested in more orthopaedic implant products, feel free to get in touch with our ZMD consultants.