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OVERVIEW

Spinal fusion surgery aims to stop pain-causing motion between adjacent spinal bones (vertebrae) by encouraging them to grow together into a single, solid bone. This procedure falls under the medical category of orthopedics and neurosurgery. The mechanism relies on biological bone remodeling triggered by bone grafts and mechanical stability provided by metal hardware (instrumentation).

PROCEDURE

Spinal fusion surgery is performed under general anesthesia in an operating room setting. The surgical team positions the patient based on the chosen anatomical approach: prone (face down) for posterior procedures, supine (face up) for anterior procedures, or lateral (on the side) for minimally invasive lateral procedures. The surgeon makes an incision over the target spine area, gently retracting muscles and soft tissues to expose the spinal column. If nerve compression is present, the surgeon performs a decompression, removing bony spurs or soft tissue pressing on spinal nerves. Next, the surgeon removes the damaged intervertebral disc and prepares the bony surfaces (endplates) to expose vascular bone, creating an ideal environment for bone fusion. Bone graft material—derived from the patient (autograft), a donor (allograft), or synthetic bone substitutes—is placed within the disc space or along the back elements of the spine. Interbody cages or spacers are inserted to maintain spine height. To stabilize the spine immediately while the bone heals, the surgeon inserts titanium screws into the pedicles of the vertebrae and joins them with rigid metal rods. Alignment and hardware placement are verified using intraoperative X-ray or three-dimensional computer navigation. Finally, the surgeon irrigates the surgical site, places a drain if necessary, and closes the incision in layers using sutures or surgical staples.

BENEFITS

Clinical evidence demonstrates that spinal fusion surgery successfully restores spinal stability, corrects structural alignment, and significantly reduces axial pain and radiating neurological symptoms in appropriately selected patients. According to guidelines from the North American Spine Society (NASS) and the American Academy of Orthopaedic Surgeons (AAOS), spinal fusion improves quality of life, increases physical function, and reduces dependence on long-term opioid pain medications for severe spondylolisthesis and degenerative instability.

RECOVERY

Recovery from spinal fusion surgery occurs in distinct phases over twelve months. During days one to three post-surgery, patients focus on pain management and basic mobility. Weeks two to six emphasize incision healing, safe light walking, and avoiding bending, lifting, or twisting (the 'BLT' restrictions). By months three to six, physical therapy progresses to core stabilization, back strengthening, and low-impact cardiovascular exercise as bone fusion progresses. Full biological fusion and peak clinical recovery are typically achieved between nine and twelve months, validated through follow-up radiographs or CT scans.

WHAT WE TREAT

Spinal fusion surgery treats structural conditions of the spine that cause mechanical instability, deformity, or severe nerve compression. Specific clinical indications include severe degenerative disc disease, high-grade spondylolisthesis (slippage of one vertebra over another), spinal deformities such as idiopathic scoliosis or adult kyphosis, spinal fractures, spinal tumors, spinal infections (spondylodiscitis), and persistent instability following previous spinal surgeries like spinal decompression (laminectomy).

PREPARATION

Preoperative preparation for spinal fusion surgery begins several weeks prior to the operation. Patients undergo a thorough medical evaluation, including blood tests, electrocardiogram (ECG), chest X-rays, and advanced spine imaging (MRI and CT) to plan hardware placement. Patients who smoke or use nicotine products must stop at least four to six weeks prior to surgery, as nicotine drastically inhibits osteoblast function and dramatically increases the rate of non-union (failed fusion). Certain medications, particularly blood thinners (anticoagulants), non-steroidal anti-inflammatory drugs (NSAIDs), and specific immunosuppressive drugs, are held under medical supervision to prevent excessive bleeding or delayed bone healing. Patients receive instruction on incentive spirometry to maintain lung health and participate in preoperative physical therapy education to learn postoperative movement restrictions and safe transfers.

RISKS

Spinal fusion surgery carries inherent risks categorized by frequency and severity. Common, temporary side effects include surgical site pain, muscle spasms, incisional swelling, mild constipation secondary to anesthesia and opioid pain medications, and temporary numbness around the incision. Less common surgical risks include superficial incision infection, wound breakdown, minor hardware displacement, and intraoperative blood loss requiring transfusion. Rare but severe risks include deep surgical site infection, dural tear (leakage of cerebrospinal fluid surrounding the spinal cord), nerve root or spinal cord injury causing permanent weakness or paralysis, major deep vein thrombosis (DVT) or pulmonary embolism (PE), structural non-union (pseudoarthrosis) where bone fails to fuse, hardware failure requiring revision surgery, and adjacent segment disease, where increased mechanical strain causes degeneration at spine levels directly above or below the fused segment.

JOURNEY

The patient journey for spinal fusion surgery begins with an extensive diagnostic workup, including magnetic resonance imaging (MRI), computed tomography (CT) scans, and physical evaluation to identify structural instability. Preoperatively, patients optimize health markers, cease smoking, and adjust medications. The surgical phase occurs under general anesthesia, lasting between two and six hours depending on the anatomical approach and number of spinal levels involved. Postoperatively, patients spend two to four days in the hospital for pain control and early mobilization guided by physical therapy. Long-term recovery involves gradual activity restriction, progressive strengthening over three to six months, and radiographic imaging at regular intervals to confirm bone bridge formation (arthrodesis).

Hospitals Offering this treatment

India offers premium medical procedures at affordable prices. Discover our most popular treatments, delivered by the country's finest doctors.

Hisar Intercontinental Hospital

Hisar Intercontinental Hospital

Saray Mah. Siteyolu Cad. No:7, Umraniye, 34768, Istanbul, Turkey

Medical Park Group, Istanbul

Medical Park Group, Istanbul

Fahrettin Kerim Gokay Cad. Tıbbiye Cd., Kadikoy, Istanbul, Turkey

Emsey Hospital, Pendik, Istanbul

Emsey Hospital, Pendik, Istanbul

Çamlık, Selçuklu Cd. No:22, 34912 Pendik/İstanbul, Türkiye

LIV Hospital, Istanbul

LIV Hospital, Istanbul

American Hospital, Istanbul

American Hospital, Istanbul

Guzelbahce Sk. No:20, 34365, Nisantasi, Istanbul, Turkey

Memorial Hospitals Group

Memorial Hospitals Group

Burhaniye, Nagehan Sokağı No:4/A D:1, 34676 Üsküdar/İstanbul, Türkiye

Florence Nightingale Hospital Istanbul

Florence Nightingale Hospital Istanbul

Abide-i Hürriyet Cd No:166, 34381 Sisli, Istanbul

Medicana International Hospital, Istanbul

Medicana International Hospital, Istanbul

Halit Ziya Turkkani Mah. Medikal Park Cd. No:1, Beylikdüzü, İstanbul

Okan University Hospital Istanbul

Okan University Hospital Istanbul

Icmeler Mah. Aydınlıyolu Cd. No:2, 34947 Icmeler-Tuzla, Istanbul

Kolan International Hospital, Istanbul

Kolan International Hospital, Istanbul

Kaptanpasa Mah. Okmeydan Kavsagi, Darulaceze Cd. No:14, 34384 Sisli, Istanbul

Al Zahra Hospital, Dubai

Al Zahra Hospital, Dubai

Sheikh Zayed Road, Al Barsha 1, Dubai, UAE

Burjeel Medical City, Abu Dhabi

Burjeel Medical City, Abu Dhabi

28th Street, Mohammed Bin Zayed City, Abu Dhabi, UAE

Burjeel Hospital, Dubai

Burjeel Hospital, Dubai

Dubai, UAE (part of Burjeel Holdings network)

King's College Hospital, Dubai

King's College Hospital, Dubai

Dubai Hills, Mohammed Bin Rashid City, Dubai, UAE

Neuro Spinal Hospital (NSH), Dubai

Neuro Spinal Hospital (NSH), Dubai

Dubai Science Park, Umm Suqeim St, Al Barsha South, Dubai, UAE

HMS Al Garhoud Hospital, Dubai

HMS Al Garhoud Hospital, Dubai

Al Garhoud Street, Al Garhoud, Dubai, UAE

Canadian Specialist Hospital, Dubai

Canadian Specialist Hospital, Dubai

Abu Hail Street 269/1, Canadian Specialist Hospital Building, Hor Al Anz East, Deira, Dubai, UAE

NMC Royal Women's Hospital, Abu Dhabi

NMC Royal Women's Hospital, Abu Dhabi

Tower B, Mohammed bin Zayed Stadium, Al Jazira Club, Opposite Dusit Thani, Muroor Road, Abu Dhabi, UAE

NMC Specialty Hospital, Al Nahda, Dubai

NMC Specialty Hospital, Al Nahda, Dubai

7A St, Al Qusais, Al Nahda 2, next to Bait Al Khair Building, Dubai

Bangkok Hospital, Thailand

Bangkok Hospital, Thailand

2 Soi Soonvijai 7, New Petchburi Road, Huay Khwang, Bangkok 10310, Thailand

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