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Medically reviewed by Dr Diana Chan Xin Hui, Anaesthesiologist & Pain Specialist (MBBS, MMED (Anaesthesia), MCI, FAMS, GDA, EDRA, FIPP).  Last Updated: July 14, 2026

Treatments

Disc Annuloplasty Treatment in Singapore 

Many people first encounter the term "annular tear/fissure" after an MRI report, and the wording alone can be alarming, even when the actual problem is very manageable. Disc annuloplasty is a minimally invasive procedure that treats chronic back pain caused by damage to the outer ring of a spinal disc (the annulus), for patients whose pain hasn't resolved with conservative treatment. It's a different procedure from disc nucleoplasty, and suited to a different kind of disc problem, so understanding which one applies to you starts with an accurate diagnosis.
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Dr Diana Chan: Disc Annuloplasty Pain Specialist in Singapore

Dr Diana Chan is a Pain Medicine Specialist with over 20 years of experience and more than 2,000 pain procedures performed. She is the former Head of the Department of Pain Medicine at Singapore General Hospital and founder of the SingHealth Duke-NUS Pain Centre, with experience in minimally invasive spine interventions, including disc annuloplasty for discogenic back pain.

  • Over 20 years in pain medicine
  • Performed over 2,000+ basic and advanced pain procedures
  • Expertise in minimally invasive, comprehensive and holistic pain management and interventions in Singapore
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What Is an Annular Tear

The annulus is the tough, fibrous outer ring of a spinal disc, surrounding the softer nucleus at its centre. An annular tear occurs when this outer ring develops a crack or split, which can happen gradually through wear and degeneration, or suddenly through injury or heavy strain. It’s a very commonly seen finding on lumbar spine MRI scans, and importantly, finding an annular tear on a scan doesn’t automatically mean it’s the cause of your pain as many annular tears are found incidentally and cause no symptoms at all.

Most annular tears are not dangerous and do not require surgery. Many people have annular tears with no pain whatsoever, and the finding is picked up only because an MRI was done for another reason. For some people, however, an annular tear causes ongoing “discogenic” back pain, which is pain originating from the disc itself, often worse with sitting or bending forward. Whether a specific annular tear is contributing to your symptoms is something a pain specialist assesses by matching the imaging finding to your actual pattern of pain, not by the MRI report alone.

Small annular tears can settle with time and conservative treatment, particularly if the underlying strain or movement pattern that caused it is corrected. However, because the outer annulus has limited blood supply, healing can be slow, and some tears continue to cause pain well beyond the initial injury, especially in the presence of ongoing degeneration. This is one of the reasons persistent pain linked to an annular tear is worth assessing rather than assuming it will resolve indefinitely with rest alone.

What Is Disc Annuloplasty

Disc annuloplasty is a minimally invasive, image-guided procedure that treats chronic discogenic back pain by targeting the damaged outer annulus of the disc directly using heat-based (thermal) treatment delivered through a needle to reduce pain signalling from the affected area and, in some techniques, to help strengthen the annular tissue.

Disc annuloplasty and disc nucleoplasty are both minimally invasive spine procedures, but they treat different problems. Annuloplasty targets the outer annulus of the disc for pain caused by an annular tear, without nerve compression. Nucleoplasty removes tissue from within the disc’s nucleus to relieve pressure on a nerve caused by a contained disc herniation. The right procedure depends on what’s actually identified as the source of pain during your assessment.

Annuloplasty is performed through a needle under imaging guidance rather than an open incision, typically doesn’t require general anaesthesia, and is usually done as a day procedure. Recovery is generally quicker than with spine surgery, though as with any procedure, results depend on appropriate patient selection.

Who Is a Candidate for Disc Annuloplasty

Disc annuloplasty is generally considered for patients with:

  • Chronic discogenic back pain — pain originating from the disc itself, typically confirmed through imaging and clinical assessment, often worse with sitting, bending, or prolonged loading of the spine
  • A confirmed annular tear that correlates with the pattern and location of pain, rather than an incidental finding unrelated to current symptoms
  • Pain that hasn’t adequately improved with conservative treatment such as physiotherapy, medication, or activity modification over a reasonable trial period
  • No significant nerve compression, disc herniation with leg pain, spinal instability, or infection — these typically point toward a different treatment approach, such as nucleoplasty or surgery, instead

Because an annular tear can be present without causing pain, and because discogenic pain can be difficult to pinpoint without careful assessment, confirming that the annulus is genuinely the source of your pain is one of the most important steps before considering this procedure.

How Dr Diana Chan Performs the Annuloplasty Procedure

Disc annuloplasty is a minimally invasive procedure performed under imaging guidance to ensure the treatment is delivered accurately and safely.

A thorough review of your MRI findings alongside your pattern of symptoms helps confirm whether the annular tear identified is actually consistent with your pain, and whether annuloplasty is an appropriate next step after conservative treatment.

The procedure is performed under imaging guidance (fluoroscopy), typically with local anaesthesia and sedation. A needle is guided to the affected area of the disc’s annulus, and thermal energy is applied to the damaged tissue to reduce pain signalling. Most procedures take under an hour.

Most patients go home the same day. Mild soreness at the treatment site is common initially and typically settles within a few days. Activity is usually resumed gradually, with specific guidance on movements or positions to avoid in the initial recovery period. Full benefit from the procedure is often felt over several weeks rather than immediately.

Is Disc Annuloplasty Safe? Risks and Success Rates

Disc annuloplasty is generally well-tolerated, with a lower complication profile than open spine surgery. As with any procedure, risks exist, including infection, bleeding, or inadequate pain relief, which is why accurate diagnosis and patient selection matter significantly to outcomes. Results vary between individuals, and while many appropriately selected patients experience meaningful improvement in pain, it isn’t guaranteed to eliminate pain completely for everyone. Dr Chan discusses realistic expectations specific to your situation as part of the consultation.

Why Choose Dr Diana Chan for Disc Annuloplasty

Specialist in Back, Spine & Nerve Pain

More Than 20 Years of Pain Medicine Experience

Precision, Image-Guided Spine Procedures

Focus on Minimally Invasive Alternatives to Surgery

Singapore's Only Female Private Pain Specialist

Frequently Asked Questions

Here are answers to some of the most frequently asked questions about disc annuloplasty.

No — an annular tear is damage to the outer ring of the disc, while a herniated disc occurs when the inner disc material pushes through that outer ring. An annular tear can exist without a herniation, though a herniation typically involves some degree of annular tearing as part of the process.

Most patients resume light activity within a few days, with specific guidance on positions or movements to avoid initially. Full benefit is often felt over several weeks as the treated tissue settles, rather than immediately after the procedure.

Sleeping position alone doesn’t cause or cure an annular tear, but positions that place more strain on the lower back — such as sleeping on the stomach — can aggravate discomfort for some people. Adjusting sleep position is a reasonable supportive measure, though it doesn’t address the underlying annular damage.

Cost depends on individual factors including the specific disc levels treated and treatment setting. This is best discussed directly during your consultation, where a personalised estimate can be given based on your treatment plan.

Annuloplasty is designed to treat pain from a confirmed annular source, and works well for appropriately selected patients, but it isn’t guaranteed to eliminate pain completely for everyone. A thorough assessment beforehand helps determine how likely you are to benefit.

Annuloplasty treats pain from the outer annulus of the disc, typically for discogenic pain without nerve compression. Nucleoplasty relieves pressure from within the disc’s nucleus, typically for a contained herniation pressing on a nerve. The right procedure depends on which structure is identified as the source of pain during assessment.