The TLIF Spinal Cage stands at the forefront of advancements in spine surgery technique, offering a comprehensive solution for various conditions. This blog provides a detailed exploration of its key aspects, including an extensive overview, surgical techniques involved, and a thorough analysis of its wide-ranging applications.

TLIF Cage: Unveiling the Innovation

TLIF Overview

A Transforaminal Interbody Lumbar Fusion addresses lumbar spinal instability, uniting lower spine bones permanently. The TLIF aims to decompress the spinal cord or nerves, stabilize the spine, and prevent further joint movement and degeneration.

This surgical procedure fuses spine bones using bone grafts, obtained from a bone bank or the patient’s body. Over time, the graft and spine bones meld, forming a singular bone structure.

Despite its back incision, a TLIF allows access to and fusion of front spine bones, known as vertebral bodies. This interbody fusion occurs during the surgery.

To reach the front of the spine, bone, and disc material are removed, and foramina—openings where nerve roots exit—are enlarged. This procedure, involving bone and disc removal and foramina enlargement, combines fusion with decompression, alleviating spinal cord or nerve root pressure.

The Abbreviation TLIF stands for

The term “Transforaminal” denotes the surgical method through the hollow bony openings (foramina) between neighboring spinal segments. “Lumbar” pertains to the lower back’s lumbar spine. “Interbody” refers to the region between two adjacent vertebral bones in the spine. “Fusion” signifies the merging of two bones into one. TLIF unites the anterior (front) and posterior (back) columns of the spine through a singular posterior approach. This piece delineates the TLIF technique and contrasts it with alternative spinal fusion approaches.

Difference Between a TLIF and PLIF

Both lumbar fusion techniques necessitate posterior incisions to access and replace an intervertebral disc, promoting fusion between two vertebrae.

In a posterior lumbar interbody fusion (PLIF), the midline is approached, involving nerve root retraction with potential injury risks. Conversely, TLIF accesses the disc from the side, minimizing or eliminating nerve root retraction. The surgeon achieves this by removing spinal facets and reaching the disc through the intervertebral foramen, giving rise to the term “transforaminal” lumbar interbody fusion.

When is TLIF Performed?

TLIF is applicable to various spinal conditions, particularly degenerative disc disease, herniated discs, or spondylolisthesis. These issues may lead to spinal cord or nerve root compression, along with spinal instability and weakness. The TLIF process aims to alleviate spinal cord or nerve pressure, restore spinal stability, and inhibit further movement and degeneration at the affected joints.


TLIF Cage by Zealmax Ortho

The TLIF cage is designed with anatomical structure and optimal fusion conditions to replace lumbar intervertebral discs and fuse the adjacent vertebral bodies together at levels L1-S1. The TLIF implant is intended for insertion via a transforaminal approach.


  • Allows for fusion via the cage
  • Osseointegration and fusion occur quickly and directly.
  • Insertion simplified with an anatomical shape available in a variety of widths and heights
  • Clear and postoperative visual evaluation of imaging, including X-rays, CT scans, and MRI
  • Can be used to maintain the height between two vertebrae in the Lumbar region.
  • The bullet nose design for self-distraction facilitates insertion.
  • Surface self-guiding rails are designed to guide and turn the cage into the desired position.
  • The pivoting mechanism, in conjunction with the applicator, is enabled by the connecting post.
  • Available 8, 9, 10, 11, and 12 cage widths (in mm)
  • Available The lengths are 25mm and 30mm.
  • Titanium and PEEK materials are both available.

Application of TLIF Spinal Cage

The TLIF Spinal Cage finds applications in addressing diverse spinal conditions, such as degenerative disc disease, herniated discs, and spondylolisthesis. Its utility extends to cases involving spinal cord or nerve root compression, spinal instability, and weakness. The primary applications include decompressing the spinal cord and nerves, stabilizing the spine, and preventing further movement and degeneration at the affected joints. This innovative technology offers a versatile solution for various complexities in the realm of spinal surgery.

Advantages of TLIF Spinal Cage

  1. Minimally Invasive Nature: TLIF is a minimally invasive procedure, reducing surgical trauma and promoting quicker recovery compared to traditional open surgeries.
  2. Enhanced Stability: The design of the cage contributes to optimal load-bearing capacity, providing immediate stability and support to the treated spinal segment.
  3. Versatility in Applications: TLIF is effective in addressing various spinal conditions, including degenerative disc disease, herniated discs, and spondylolisthesis, showcasing its versatility.
  4. Single Posterior Approach: The procedure fuses the anterior and posterior columns of the spine through a single posterior approach, streamlining the surgical process.
  5. Fusion and Decompression Combined: TLIF is not solely a fusion surgery; it also incorporates decompression by relieving pressure on the spinal cord or nerve roots, addressing multiple aspects of spinal pathology.
  6. Reduced Nerve Root Retraction: Unlike some other lumbar fusion techniques, TLIF minimizes or eliminates the need for extensive nerve root retraction, reducing the risk of nerve-related complications.
  7. Long-Term Fusion Success: The use of bone grafts in TLIF promotes successful fusion over time, ensuring the treated vertebrae grow together and form a unified, stable structure.
  8. Patient-Centric Benefits: Patients undergoing TLIF often experience less postoperative pain, faster recovery, and improved long-term outcomes, contributing to overall satisfaction with the procedure.

Contraindications of TLIF

Contraindications for Transforaminal Lumbar Interbody Fusion (TLIF) include:

  1. Inadequate Bone Quality: Poor bone quality may hinder successful fusion. Conditions such as osteoporosis may pose challenges to achieving the desired surgical outcomes.
  2. Active Infection: The presence of an active infection, whether systemic or localized to the spine, is a contraindication due to the increased risk of complications.
  3. Severe Obesity: Excessive body weight can contribute to increased stress on the spine and surgical site, potentially affecting the success of the procedure.
  4. Uncontrolled Diabetes: Poorly controlled diabetes may impede the healing process and increase the risk of postoperative complications.
  5. Allergic Reaction to Implant Materials: Patients with known allergies to materials used in the TLIF implants, such as titanium or PEEK, may be at risk of adverse reactions.
  6. Pregnancy: Pregnancy is generally considered a contraindication due to potential risks to the developing fetus and the impact of hormonal changes on spinal stability.


Within the realm of spinal innovations, Zealmax Ortho emerges as a beacon of excellence with its cutting-edge TLIF Spinal Cage. Our spine implant showcases pioneering design and patient-centric features, elevating comfort and stability through tailored solutions, minimally invasive approaches, expanded range of motion, and prolonged durability. Committed to meeting varied spinal requirements, we proudly stand at the forefront as the premier choice for advanced orthopedic solutions in spinal fusion.

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