6.0 Polyaxial Pedicle Screw (long)

6.0 Polyaxial Pedicle Screw（long）Video

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6.0 Polyaxial Pedicle Screw（long） Specification

Product	Picture	REF	Specification
6.0 Polyaxial Pedicle Screw（long）		R6ZDG7565	7.5*65
		R6ZDG7570	7.5*70
		R6ZDG7575	7.5*75
		R6ZDG7580	7.5*80
		R6ZDG8065	8.0*65
		R6ZDG8070	8.0*70
		R6ZDG8075	8.0*75
		R6ZDG8080	8.0*80

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6.0 Polyaxial Pedicle Screw (long) : A Comprehensive Guide

Spinal fixation has evolved significantly with advancements in polyaxial pedicle screw systems, particularly the 6.0 mm long polyaxial pedicle screw. These implants play a crucial role in stabilizing the spine during posterior spinal fusion surgeries, ensuring proper vertebral alignment and enhancing fusion outcomes. The longer screw length provides deeper cortical anchorage, making it ideal for complex and multi-level spinal reconstructions. This article explores the applications, advantages, potential risks, and future market trends of 6.0 mm long polyaxial pedicle screws.

What is 6.0 Polyaxial Pedicle Screw (long)？

A 6.0 mm polyaxial pedicle screw (long) is a specialized spinal implant used in posterior spinal fixation procedures. It is designed with a polyaxial head, allowing for multi-directional movement, which facilitates easier rod placement and better alignment correction.

The longer screw length ensures deeper anchorage into the pedicle and vertebral body, providing greater biomechanical stability. These screws are typically made from titanium alloy (Ti-6Al-4V), offering excellent biocompatibility, corrosion resistance, and mechanical strength. They are commonly used in patients requiring multi-level spinal fusion, revision surgeries, or cases with poor bone quality (osteoporosis).

6.0 Polyaxial Pedicle Screw (long) Advantages

Enhanced Stability

The longer length allows for deeper purchase in the vertebral body, improving pullout strength and reducing implant failure.

Polyaxial Head for Better Rod Placement

The 360-degree articulation of the screw head facilitates optimal rod alignment, reducing stress on the vertebral column.

Biomechanical Superiority

The large-diameter (6.0 mm) core provides increased load-bearing capacity, particularly beneficial in patients with osteoporotic bones.

Minimized Risk of Implant Loosening

The longer screw engagement reduces the risk of screw backout or migration, especially in cases of poor bone density.

Compatibility with Minimally Invasive Surgery (MIS)

Many 6.0 mm polyaxial screws are designed for percutaneous insertion, minimizing soft tissue trauma and reducing recovery time.

Versatility Across Spinal Pathologies

Effective for treating degenerative disc disease (DDD), scoliosis, spondylolisthesis, and vertebral fractures.

6.0 Polyaxial Pedicle Screw (long) Treatment of Fracture Types

Degenerative Disc Disease (DDD)

Provides structural support and prevents further vertebral collapse.

Scoliosis and Kyphotic Deformities

Enables correction of spinal curvature through posterior fixation and alignment.

Spondylolisthesis

Reduces vertebral slippage and stabilizes the affected segment.

Vertebral Fractures (Trauma Cases)

Used in spinal trauma management to stabilize fractured vertebrae and prevent neurological damage.

Spinal Tumor Resections

Helps reconstruct spinal stability after tumor excision.

Failed Spinal Fusion (Revision Surgeries)

Used in revision cases where previous hardware has failed, ensuring better fixation and fusion rates.

Risks of 6.0 Polyaxial Pedicle Screw (long) Surgery

Screw Malpositioning

Misplacement can lead to nerve root compression, spinal cord injury, or vascular damage.

Implant Loosening or Backout

Can occur in patients with osteoporosis or insufficient bone fusion.

Infection

Postoperative wound infections may require screw removal and revision surgery.

Adjacent Segment Degeneration (ASD)

Increased stress on adjacent vertebral levels may lead to progressive degeneration.

Rod and Screw Breakage

In rare cases, excessive mechanical stress can lead to implant failure.

Nonunion (Failed Fusion)

If the fusion process is incomplete, it may result in persistent pain and instability.

6.0 Polyaxial Pedicle Screw (long) Future Marke

3D-Printed and Customizable Screws

3D-printed titanium screws are being developed for personalized spinal fixation.

Minimally Invasive Surgery (MIS) Growth

Surgeons are favoring MIS techniques, leading to the development of low-profile, percutaneous pedicle screw systems.

Hybrid Fixation Systems

Combination of pedicle screws with expandable cages or interbody fusion devices for enhanced spinal stability.

Smart Pedicle Screws

Emerging technologies, such as sensor-equipped pedicle screws, provide real-time monitoring of fusion progress.

Increasing Geriatric Population

Rising cases of osteoporotic fractures and spinal degeneration are fueling demand for stronger and longer pedicle screws.

Expanding Market in Emerging Economies

Rapid healthcare advancements in Asia-Pacific, Latin America, and the Middle East are driving market growth.

Summary

The 6.0 mm long polyaxial pedicle screw is a vital component in modern spinal fixation systems, offering superior biomechanical stability, better alignment, and versatility in treating various spinal disorders. Its longer length and polyaxial design provide enhanced load-bearing capacity, optimal rod placement, and reduced risk of implant failure. While potential risks exist, continuous technological advancements in implant design and minimally invasive techniques are improving surgical outcomes. As demand for robust spinal fixation solutions grows, the future of 6.0 mm polyaxial pedicle screws looks promising in enhancing patient recovery and long-term spinal stability.

Warm reminder: This article is for reference only and cannot replace the doctor's professional advice. If you have any questions, please consult your attending physician.