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3 Minute

14-08-2024 Team Medicover urology

Written by Medicover Team and Medically Reviewed by Dr K G Jyothi Swaroop, Urologist

Laser Lithotripsy: A Modern Solution for Kidney Stones

Kidney stones can be extremely painful and if untreated, may lead to complications like infection, blockage or kidney damage. One of the most advanced and minimally invasive treatments for kidney stones today is laser lithotripsy. This method is especially effective for stones that are too large to pass naturally or are causing ongoing symptoms.

In this article, we will explore the laser lithotripsy procedure, its benefits, how it works, what to expect during recovery, and how ureteroscopy with laser lithotripsy compares to other stone removal options.

What Is Laser Lithotripsy?

Laser lithotripsy is a medical procedure used to break up kidney stones into smaller fragments using a high-intensity holmium laser. These tiny fragments can then be passed out of the body through urine. It is often performed in combination with ureteroscopy, where a thin, flexible tube with a camera (called a ureteroscope) is inserted through the urethra and bladder into the ureter or kidney.

Laser lithotripsy is commonly used when:

Stones are too large to pass on their own.
Stones are causing a blockage.
Other treatments like medications or shock wave therapy have failed.

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Types of Stones Treated with Laser Lithotripsy

This technique, known as laser lithotripsy for kidney stones, is effective for most stone types including:

Calcium oxalate stones
Uric acid stones
Cystine stones
Struvite stones

Because the holmium laser is precise, even hard or irregularly shaped stones can be broken down efficiently.

Advantages of Laser Lithotripsy

Minimally Invasive

One of the most significant benefits of laser lithotripsy is its minimally invasive nature. Unlike traditional surgical methods, this procedure requires no large incisions. The ureteroscope is inserted through natural body openings, reducing the risk of complications and speeding up the recovery process.

High Success Rate

Laser lithotripsy boasts a high success rate in utterly fragmenting kidney stones. The precision of the Holmium laser allows for the effective treatment of stones of various sizes and compositions, reducing the likelihood of requiring multiple procedures or additional treatments.

Reduced Complications

Laser lithotripsy complications are relatively rare compared to other surgical options. The use of laser technology minimises tissue damage, reduces bleeding and lowers the risk of infection. Additionally, the procedure can often be performed on an outpatient basis, further decreasing the risks associated with hospital stays.

Laser Lithotripsy Procedure: Step-by-Step

1. Pre-Procedure Preparation

Before the treatment, your urologist will:

Order imaging tests (ultrasound or CT scan)
Review your medical history
Evaluate the size, location and type of the stones

You may be advised to fast before the procedure and temporarily stop taking certain medications.

2. During the Procedure

You’ll be given either general or spinal anaesthesia.
A ureteroscope is inserted through the urethra and guided into the bladder, then into the ureter or kidney where the stone is located.
Once the stone is visualized, the holmium laser is used to shatter it into smaller, passable fragments.
In some cases, a stent (a thin tube) may be placed in the ureter to facilitate urine flow and healing. This is called laser lithotripsy and stent placement.

3. After the Procedure

Patients are monitored in recovery.
You may experience mild discomfort, burning while urinating or slight blood in urine all of which typically resolve in a few days.
Pain medication and antibiotics may be prescribed.

The Procedure

Pre-Procedure Preparations

Before undergoing the laser lithotripsy procedure, patients typically undergo a series of evaluations, including imaging tests, to determine the size, location and composition of the kidney stones. This information helps the healthcare provider plan the most effective treatment approach.

During the Procedure

During the procedure, patients are usually placed under general or spinal anaesthesia. The ureteroscopic laser lithotripsy involves inserting the ureteroscope through the urinary tract to reach the kidney stones. Once in place, the laser is activated to break the rocks into smaller pieces, which can then be naturally passed out of the body.

Recovery and Aftercare Laser Lithotripsy

Immediate Post-Procedure

Post procedure, patients are monitored for a short period before being allowed to go home. Mild discomfort and some blood in the urine are common but typically subside within a few days.

Long-Term Recovery

The laser lithotripsy recovery period is relatively short. Patients can usually resume normal activities within a few days, though strenuous activities should be avoided for at least a week. Drinking plenty of fluids is essential to help flush out the fragmented stones.

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Conclusion

Holmium laser lithotripsy offers a highly effective, minimally invasive solution for treating kidney stones. With its high success rate, reduced complications and quick recovery time, it stands out as a preferred option for patients and healthcare providers alike.

If you are considering treatment for kidney stones, discuss the possibility of laser lithotripsy with your healthcare provider to determine if it's the right choice for you.

Frequently Asked Questions

Laser lithotripsy uses a laser to directly target and break down kidney stones through a ureteroscope, while shockwave lithotripsy uses high-energy shockwaves directed from outside the body to fragment the stones. Laser lithotripsy is often preferred for hard or complex stones, whereas shockwave lithotripsy is generally used for smaller stones.

Laser lithotripsy is more precise and effective for larger or harder stones compared to shockwave lithotripsy, especially when stones are located in the ureter.

Most people return to work within 2–3 days after laser lithotripsy, depending on their physical condition and job type.

Yes, laser lithotripsy can be repeated if new stones form or previous stones were not fully removed during the initial procedure.

Drink at least 2 to 3 liters of water daily after laser lithotripsy to help flush out stone fragments and prevent new stone formation.