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When chronic back pain persists despite conservative treatments, spinal fusion surgery offers hope for lasting relief. Whether you’re scheduled for surgery or exploring your options, understanding what to expect—especially getting answers to questions like “how long does spinal fusion surgery last?”—can help ease anxiety and set realistic expectations.

Working with experienced neurosurgeons ensures you receive expert guidance through every step of this journey, from pre-surgical planning to post-operative care. We’re here to help you understand the process and the factors that influence spinal fusion surgery time.

What Is Spinal Fusion Surgery?

Spinal fusion permanently joins two or more vertebrae using bone grafts, screws, and rods to create stability and reduce pain. This procedure effectively addresses various conditions, from and correcting conditions like scoliosis or herniated discs, when other treatments haven’t provided relief. Whether performed on the cervical, thoracic, or lumbar spine, the goal is the same: to create a solid union between vertebrae to improve stability and reduce pain.

Spinal fusion surgery duration greatly impacts surgical planning, anesthesia management, and recovery approaches. Having accurate timeframes can help patients and caregivers prepare adequately for surgery day and the proceeding recovery period.

How Long Is Spinal Surgery?

Spinal surgery typically takes 3–7 hours, depending on the complexity of the procedure.

Factors affecting spinal fusion surgery time:

Number of vertebrae involved

Single-level spinal fusion time typically ranges from 2 to 3 hours, with a focus on fusing just one spinal segment. The shorter duration is due to less extensive surgical exposure, dissection, hardware placement, and overall complexity.

Multi-level spinal fusion surgery length usually ranges from 4 to 6 hours due to greater surgical exposure, additional instrumentation (e.g., screws, rods, cages), and potential supplementary procedures like decompression or laminectomy. These cases demand more extensive preparation and meticulous attention to detail across multiple spinal segments.

Surgical technique

The choice of surgical approach also impacts how long spinal fusion surgery takes. Traditional open surgery involves a larger incision and more extensive tissue movement, which can increase the time needed for the procedure. Minimally invasive techniques use smaller incisions with specialized tools and imaging guidance. These procedures may take longer to ensure precise hardware placement but often lead to faster recovery and less blood loss.

Condition severity

The presence of spinal deformities or severe degenerative changes may require more complex surgical approaches, influencing the spinal fusion operation time.

Patient health history

Individual health considerations, such as obesity, osteoporosis, or previous surgeries can extend spinal surgery duration.

Surgeon’s expertise

Experienced neurosurgeons refine their techniques to help minimize the length of spinal fusion surgery time without compromising surgical quality.

Step-by-Step Breakdown of the Spine Fusion Procedure and Timing

Step 1: Preoperative Preparation (30-60 minutes)

Before the surgery begins, the team sedates and positions the patient, which takes about 30-60 minutes. Proper positioning gives the surgeon the access they need to the spine and helps prevent any postoperative complications. During this time, the surgical team carefully prepares and sterilizes the operative area, ensuring optimal conditions for the procedure.

Step 2: The Surgical Procedure (30-60 minutes)

Incision and access (20-60 minutes): The surgical procedure begins with creating access, taking 30 to 60 minutes. This phase involves careful dissection through tissues to reach the spine while protecting surrounding structures.

Bone grafting and hardware placement (1-3 hours): Core operative work, including bone grafting and hardware placement, requires 1 to 3 hours of precise execution. The surgeon removes damaged disc material, prepares the vertebral surfaces, places bone grafts, and secures them with appropriate hardware.

Closure (30-60 minutes): Closing the wounds and applying dressings takes another 30 to 60 minutes, helping to ensure proper tissue healing.

Step 3: Postoperative Recovery (30-60 minutes)

During the final 30-60 minutes, the patient is monitored in the operating room before being transferred to recovery, ensuring stable vital signs and appropriate response to anesthesia.

What to Expect During the Hospital Stay After Surgery?

Spinal fusion surgery recovery begins with 1 to 2 hours in the post-anesthesia care unit under close monitoring. During this critical period, medical staff carefully track vital signs, pain levels, and neurological status, making sure recovery begins as smoothly as possible.

Sometimes the procedure is performed on an outpatient basis, allowing patients to go home the same day, while other times it may require a night or two in the hospital. During this hospital stay, the medical team carefully monitors wound healing, manages pain, and watches for any potential complications. Physical therapists also begin teaching proper body mechanics and essential movements to guide safe recovery.

Your surgical team will create a personalized recovery plan, ensuring you receive appropriate care and guidance throughout your hospital stay. It’s important to follow all postoperative care instructions for proper healing and a successful transition to home recovery. From there, regular assessments will allow your team to track progress and adjust your treatment plan as needed.

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Why Choose Experienced Neurosurgeons for Spinal Fusion Surgery?

Neurosurgeons of New Jersey combines academic excellence with community-centered care. Located just 20 minutes from New York City, the practice features physicians predominantly trained at Columbia University’s prestigious neurosurgery program. As an academic group affiliated with NYU, they bring specialized expertise to a private practice setting, offering patients the best of both worlds.

The practice distinguishes itself through same-day telehealth availability and personalized attention often unavailable at larger institutions. Their team understands that each patient’s journey is unique, providing individualized care plans that reflect personal needs and goals. This unique combination of Columbia-trained surgeons practicing in an accessible suburban environment ensures patients receive superior care with the convenience of local treatment.

Be Prepared for Your Spinal Fusion Surgery

Remember, while spinal fusion surgery duration typically ranges from 3 to 7 hours, it’s based on each individual case. Success depends heavily on choosing qualified surgeons and following proper preparation instructions. When considering a spinal fusion, consult with experienced specialists who can provide personalized care throughout your surgical journey.

Take the first step toward relief by requesting a consultation with Neurosurgeons of New Jersey today. Accessible locations and flexible scheduling make it easy to begin your journey toward a pain-free life.

Authors of this Blog: The Eatontown Spine Team

Dr. Anthony Conte, MD

Dr. David Estin, MD, FACS

Dr. Christopher Gillis, MD, FRCSC, FAANS

Dr. Jonathan H. Lustgarten, MD

Dr. Ty J. Olson, MD, FACS

Please call today to schedule a consultation with us.
551-284-3265

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About Eatontown

Spine Team

Our team of board certified physicians, located in Eatontown, New Jersey, are dedicated to bringing you the latest developments and treatment options for spinal surgery. We strive to produce the most clarified & clear content to help you make informed decisions on your medical journey. The road to feeling like your true self should not feel lonely- Let us help you. Please call us to schedule a consultation and speak to one of our team members.

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