Nucleoplasty (laser vaporisation)

Nucleoplasty and laser vaporisation: what is the difference?

Both procedures involve passing an instrument into the disc through a puncture. The energy source and effect on the tissue differ. At the consultation, it is important to clarify exactly which technique is being proposed and how it should address the cause of your symptoms.

How endoscopic herniation removal is performed

Who may be suitable for percutaneous disc treatment?

Percutaneous methods are considered for a symptomatic protrusion or small contained herniation, where nucleus material remains within the disc's outer layer. Symptoms must correspond to imaging findings, and previous non-surgical treatment must have failed to provide sufficient relief.^[1][2]

At the consultation, we assess:

• The pattern of pain: whether it is mainly in the lower back or radiates into the leg, its duration and its effect on activity.
• Nerve function: muscle strength, sensation and whether symptoms correspond to a particular level.
• Disc MRI: the shape and location of the protrusion and whether there is a free fragment.
• Previous treatment: its extent and the result achieved.

Neurological problems requiring surgical decompression are assessed separately. Increasing leg weakness or new urinary problems require urgent medical assessment.

The word 'protrusion' in an MRI report alone is not enough to choose a procedure. We first establish what is causing the symptoms and what needs treatment.

When we discuss endoscopic herniation removal

If a disc fragment has passed beyond the outer layer, particularly if it has separated from the disc, reducing the nucleus volume inside the disc does not remove that fragment. When direct nerve decompression is needed, we consider targeted removal. Severe bony stenosis also requires a separate plan.^[2]

My specialisation is endoscopic spine surgery. When direct nerve decompression is needed, we discuss an endoscopic approach using a camera and instruments. We determine the plan according to the location of the herniation and the required extent of decompression.

Lumbar disc herniation and its endoscopic removal · Endoscopic decompression for stenosis

What a percutaneous approach offers

The main advantage is the ability to treat the disc through a puncture without a wide surgical exposure. Imaging is used to monitor the position of the needle and instrument. The procedure is followed by observation and a gradual return to activity.

For the patient, it is important to agree not only on the access route but also on the expected effect: which symptoms we aim to reduce, how the result will be assessed and what we will do if relief is insufficient. In a study of laser decompression, some patients subsequently required surgery.^[3]

What to send the professor for a consultation

• Complete MRI study in DICOM format — all image series together with the report.
• Brief description of symptoms: where it hurts, where the pain radiates and whether there is numbness or weakness.
• Treatment history: medicines, injections, rehabilitation and their effects.
• Existing discharge summaries, CT scans and radiographs, especially after a previous operation.
• The proposed procedural plan, if you have already received a recommendation for nucleoplasty or laser treatment.

Preliminary review by the professor is free. At the consultation, we will compare the records with examination findings and explain the next step.

Step-by-step instructions: how to send CT/MRI scans in DICOM format

How a percutaneous procedure is performed

1. We agree on the method and level. We explain the procedure's objectives and the anaesthetic plan.
2. We perform the puncture under imaging guidance. The needle is advanced to the planned part of the disc.
3. We insert the working instrument. For coblation, this is an electrode; for laser vaporisation, an optical fibre.
4. We perform the planned treatment of the nucleus. Its extent depends on the selected technology and anatomy.
5. We monitor you after the procedure. Before you go home, we assess your condition and provide recommendations.

Anaesthesia and the need for sedation are determined before the procedure. During preparation, report all medicines, allergies, other medical conditions and previous operations.

Before the procedure, we discuss possible risks, including disc infection, damage to surrounding structures and insufficient benefit. Laser treatment also carries a risk of thermal effects.^[1][2]

Recovery after nucleoplasty or laser vaporisation

Before discharge, you receive a plan for activity, pain relief and follow-up. Walking and everyday activities are resumed gradually, followed by work and exercise according to how you feel and the nature of the activity.

• The first few days: follow the agreed routine and puncture-site instructions.
• Work, driving and sport: discuss return timings with the surgeon before the procedure and clarify them at follow-up.
• Assessing the result: we monitor pain, sensation, strength and ability to undertake usual activities.

If symptoms persist, we reassess the cause and the next steps. Timings after a percutaneous procedure are determined separately from those after endoscopic herniation removal or stabilisation.

Questions about nucleoplasty and laser treatment

Does a laser remove a free herniated fragment?

Percutaneous laser vaporisation targets the nucleus inside the disc. It does not directly remove a free fragment from the spinal canal. If that fragment is compressing the nerve, we discuss direct decompression.

Is a cage needed for nucleoplasty?

Nucleoplasty itself does not involve inserting a cage or screws. The need for stabilisation is assessed on separate indications. If reconstruction of the segment is required, this is a separate surgical plan.

Can a cervical disc be treated in the same way?

Location matters: neck anatomy and surgical options differ. The criteria described here for percutaneous lumbar disc treatment are not automatically applied to the cervical spine. Send MRI scans to discuss your particular situation.

Treatment of cervical disc herniation: endoscopy, ACDF and disc replacement

What determines the cost?

The selected technology, number of levels, anaesthesia and treatment arrangements. We clarify the plan and cost estimate after reviewing investigations and holding a consultation.