Discectomy
A discectomy is a targeted surgical procedure designed to remove a damaged portion of an intervertebral disc that is compressing a spinal nerve or nerve roots.
For patients experiencing severe pain or neurological symptoms that have not improved with conservative care, discectomy surgery may be considered to help manage symptoms and support long-term relief.
At Rivercity Brain & Spine, patients are cared for by Dr Joseph Garcia Redmond, a Specialist Neurosurgeon with specialised training in minimally invasive spine surgery. Dr Garcia Redmond offers comprehensive herniated disc treatment in Brisbane, with a specific focus on minimally invasive surgery. Rather than adopting a one-size-fits-all approach, every surgical treatment recommendation is based on a thorough clinical assessment of the patient's individual anatomy, symptoms, and overall health.
Understanding the Spinal Canal & Disc Herniation
To understand discectomy surgery, it helps to understand the anatomy of the spine. The bones of the spine (vertebrae) are separated by an intervertebral disc at each level. These discs act as shock absorbers and allow the spine to bend and twist. Each disc is made up of a tough outer ring called the annulus fibrosus and a soft, jelly-like centre.
When the outer layer tears, the inner material can push out into the spinal canal or the epidural space. This is known as a disc herniation, herniated disc, or ruptured disc. When this damaged portion presses against nearby nerves, patients can feel pain, numbness, or weakness radiating into their limbs.
Where a herniation has developed from age-related wear, a discectomy may be one of the options discussed as part of Degenerative disc disease surgery. A targeted discectomy aims to relieve this pressure by carefully removing only the part of the affected disc that is causing the compression, leaving the rest of the healthy disc intact.
Lumbar Discectomy vs. Cervical Discectomy
A discectomy can be performed in different areas of the spine, depending on where the disc herniation has occurred. The affected area dictates the specific type of surgery:
Lumbar Discectomy: This involves the lower back (lumbar spine) and is frequently considered when a herniated disc in the lower back causes leg pain or sciatica. You can find more detail on the procedure and recovery on our dedicated lumbar discectomy surgery page.
Cervical Discectomy: This targets the neck area, often addressing nerve compression that causes pain or weakness travelling down the arm.
Types of Discectomy Surgical Procedures
Minimally Invasive and Endoscopic Techniques
The surgical approach to treating a herniated disc has evolved significantly. While a traditional open discectomy (or open surgery) involves a larger incision and moving more muscle tissue aside to access the spinous process and the disc, modern advancements allow for much smaller pathways.
Today, a discectomy can be performed as an endoscopic surgery, serving as an advanced, minimally invasive option designed to manage symptoms associated with herniated discs.
Microdiscectomy surgery uses an operating microscope and a small incision to remove the disc fragment, while an endoscopic discectomy uses a camera inserted through a narrow port.
While minimally invasive techniques aim to support shorter recovery times for many patients, all surgical options carry inherent risks that must be carefully considered.
How an Endoscopic Discectomy Works
Small Incision: The surgeon makes a small skin incision, usually less than 1 centimetre.
Camera Guidance: A thin tube carrying a high-definition camera and light (an endoscope) is inserted through the port to view the surgical field on a monitor.
Tissue Preservation: Special tools and micro-instruments remove only the fragment of the disc pressing on the nerve root, avoiding wide muscle cutting or bone removal.
Whether performing a full endoscopic discectomy or a microdiscectomy surgery, the goal is to access the nerve under highly magnified, sterile conditions to alleviate compression.
When is a Discectomy Considered?
A minimally invasive discectomy is generally considered a major surgery because it involves working on the spine and spinal nerves, but it aims to minimise muscle disruption compared to traditional open back surgery.
A specialist neurosurgeon will generally only consider a discectomy after non-surgical treatment has been thoroughly explored.
The general clinical pathway involves:
First-line defence: Maintaining a healthy weight and utilising conservative therapies like medications and targeted exercises.
When surgery is considered: If back pain and nerve pain disrupt normal activities over a prolonged period, or when specific risk factors present themselves.
Urgent medical assessment: Required if a patient experiences progressive neurological deficits, loss of bowel control, or numbness in the groin or inner thighs can indicate severe nerve compression. These symptoms need emergency medical attention.
Post-operative Care and Recovery Time
Your discectomy recovery time will depend on individual health factors, the surgical technique used, and your body's natural healing process.
Hospital Stay: Some patients undergoing a minimally invasive procedure may be able to go home the same day or after a short observation period in the hospital as part of their perioperative care.
Initial Recovery: Patients are encouraged to start walking shortly after surgery as part of their post-operative care to promote circulation.
Rehabilitation: Your healthcare provider and care team will generally recommend physiotherapy to strengthen the supportive muscles around the spine.
Returning to Activity: A gradual return to routine activities is guided by your healthcare team. Activities involving strenuous labour or contact sports will require specific clearance to support long-term recovery.
Your surgeon will advise when it is safe to return to heavy lifting, physically demanding work or contact sport.
Discectomy Risks and Specific Complications
While designed to minimise muscle disruption, all forms of spinal surgery – including endoscopic discectomy – carry possible complications. It is important to have a balanced discussion regarding the benefits and other risks prior to proceeding.
Complications and risks may include:
Infection at the surgical site.
A dural tear (a tear in the protective lining over the spinal cord).
Nerve injury or ongoing nerve pain.
Bleeding or blood clots.
Allergic reactions to general or spinal anaesthesia.
Recurrence of the disc problem, requiring more surgery in the future.
Patients with certain comorbidities may be at a higher risk of specific complications, which is why a comprehensive medical history is taken prior to any intervention.
SCHEDULE A CONSULTATION
Discectomy and Herniated Disc Surgery Brisbane
To discuss your clinical indications and whether a discectomy is an appropriate next step for you, you may request a consultation with a referral from your general practitioner.
Dr Garcia Redmond and the Rivercity Brain & Spine team provide specialist procedures on both the neck and lower back, and will recommend the approach best suited to the location of your disc herniation.