4D laser skin treatments are a revolutionary way to rejuvenate and improve the appearance of your skin without surgery or downtime. They use a combination of four different laser modes and two complementary wavelengths to target various layers and structures of your skin, resulting in a smoother, firmer, and more youthful look. But how do 4D laser skin treatments work, and what are the benefits and risks? In this article, we will explain the science behind 4D laser skin treatments and what you can expect from them.

video by Radium Group

What are 4D laser skin treatments?

4D laser skin treatments are also known as Fotona 4D, as they are performed with the Fotona SP Dynamis or TimeWalker laser system. These systems use two types of lasers: erbium (Er:YAG) and neodymium (Nd:YAG), which have different wavelengths and effects on the skin. The Er:YAG laser has a wavelength of 2940 nm, which is absorbed by water in the skin. It can create micro-ablations on the surface of the skin, removing dead cells and stimulating new ones. The Nd:YAG laser has a wavelength of 1064 nm, which is absorbed by hemoglobin and melanin in the skin. It can heat up the deeper layers of the skin, causing collagen contraction and production.

The Fotona 4D system combines these two lasers in four different modes, each with a specific purpose and effect. These modes are:

SMOOTH:

This mode uses the Er:YAG laser in a non-ablative manner to heat up the oral mucosa (the inside of the mouth). This stimulates collagen production in the nasolabial folds (the lines from the nose to the mouth) and the cheeks, creating a plumping effect.

FRAC3:

This mode uses the Nd:YAG laser in a fractional manner to create micro-injuries in the deeper layers of the skin. This triggers the skin’s natural healing response and stimulates collagen remodeling. This mode can also target pigmented lesions, such as age spots or melasma.

PIANO:

This mode uses the Nd:YAG laser in a bulk heating manner to deliver high-energy pulses to the entire face or neck. This causes uniform heating of the skin tissue, resulting in skin tightening and lifting.

Superficial:

This mode uses the Er:YAG laser in an ablative manner to create a light peel on the surface of the skin. This removes dead cells and impurities, revealing a smoother and brighter complexion.

By combining these four modes and two wavelengths, the Fotona 4D system can achieve a comprehensive and synergistic effect on the skin, addressing various signs of aging, such as wrinkles, sagging, dullness, and unevenness.

What are the benefits of 4D laser skin treatments?

4D laser skin treatments offer several benefits over other methods of skin rejuvenation, such as:

Non-invasive:

4D laser skin treatments do not require any incisions, injections, or anesthesia. They are performed with a handpiece that glides over your skin, delivering controlled pulses of light.

Customizable:

4D laser skin treatments can be tailored to your specific needs and goals. You can choose which modes and wavelengths to use, depending on your skin type, condition, and concerns.

Effective:

4D laser skin treatments can deliver visible and lasting results after just one session. You can expect to see an improvement in your skin texture, tone, firmness, and volume.

Safe:

4D laser skin treatments are safe for all skin types and colors. They have minimal risks and side effects, such as mild redness or swelling that subside within a few hours or days.

What are the risks and side effects of 4D laser skin treatments?

4D laser skin treatments are generally well-tolerated by most patients. However, as with any cosmetic procedure, there are some potential risks and side effects that you should be aware of, such as:

Pain or discomfort:

You may feel some pain or discomfort during or after the procedure, depending on your pain tolerance and the type of laser used. Your professional may apply a numbing cream or a cooling gel to reduce the sensation. You may also take some over-the-counter painkillers if needed.

Redness or swelling:

You may experience some redness or swelling in the treated area for a few hours or days after the procedure. This is normal and should subside on its own. You can apply some ice packs or soothing creams to ease the inflammation.

Blistering or scarring:

In rare cases, you may develop some blisters or scars in the treated area due to excessive heat or infection. This can be prevented by following proper aftercare instructions and avoiding sun exposure. If you notice any signs of infection, such as pus, fever, or increased pain, contact your professional immediately.

Changes in skin color:

You may notice some changes in your skin color after the procedure, such as darkening (hyperpigmentation) or lightening (hypopigmentation). This is more likely to occur if you have darker skin tones or if you expose your skin to the sun before or after the procedure. This can be minimized by using sunscreen and avoiding tanning products.

Hair regrowth:

Laser treatments do not guarantee permanent hair removal; some hair may regrow over time due to hormonal changes, genetic factors, or incomplete treatment. You may need some maintenance sessions to keep your skin hair-free.

How to prepare for 4D laser skin treatments?

To prepare for your 4D laser skin treatments, you should follow these steps:

Consult with your professional:

Before you book your appointment, you should consult with your professional about your medical history, skin type, hair color, and expectations. They will assess your suitability for the procedure and recommend the best type of laser and treatment plan for you. They will also explain the procedure, the risks, and the aftercare instructions.

Avoid sun exposure:

You should avoid sun exposure for at least two weeks before and after your procedure. Sun exposure can increase the risk of skin damage, pigmentation changes, and infection. You should also avoid tanning products, such as creams, sprays, or beds.

Shave your hair:

You should shave your hair in the area to be treated 24 hours before your procedure. This will help the laser target the hair follicles more effectively and reduce the risk of burning or irritation. Do not wax, pluck, or bleach your hair, as this will remove the hair follicles and make the procedure ineffective.

Clean your skin:

You should clean your skin with mild soap and water before your procedure. This will remove any dirt, oil, or residue that may interfere with the laser. Do not apply any deodorant, perfume, lotion, or makeup on your skin.

Wear comfortable clothing:

You should wear loose-fitting and breathable clothing on the day of your procedure. This will help you feel more comfortable and prevent friction or irritation on your skin.

How to care for your skin after 4D laser skin treatments?

To care for your skin after 4D laser skin treatments, you should follow these tips:

Apply ice packs or cooling gels:

You may apply ice packs or cooling gels to your skin as needed to reduce pain, swelling, or redness. Do not use hot compresses or heating pads, as this may worsen the inflammation.

Moisturize your skin:

You may moisturize your skin with a gentle and fragrance-free lotion or cream to soothe and hydrate your skin. Do not use alcohol-based or harsh products, as this may dry out or irritate your skin.

Protect your skin from the sun:

You should protect your skin from the sun by wearing sunscreen with SPF 30 or higher every day. You should also avoid direct sun exposure for at least two weeks after your procedure. Sun exposure can cause skin damage, pigmentation changes, and infection.

Avoid shaving or waxing:

You should avoid shaving or waxing your skin for at least two weeks after your procedure. Shaving or waxing can cause irritation, ingrown hairs, or infection. You may notice some hair shedding or falling out in the treated area; this is normal and part of the process.

Follow up with your professional:

You should follow up with your professional as scheduled to monitor your progress and results. They will advise you on when to book your next session and how to maintain your smooth and youthful skin.

Conclusion

4D laser skin treatments are a revolutionary way to rejuvenate and improve the appearance of your skin without surgery or downtime. They use a combination of four different laser modes and two complementary wavelengths to target various layers and structures of your skin, resulting in a smoother, firmer, and more youthful look. However, not all 4D laser skin treatments are the same. There are different types of lasers that work in different ways and have different effects on your skin. To help you choose the best 4D laser skin treatment for your needs, we have explained the science behind 4D laser skin treatments and what you can expect from them.