Surgeon · Master's Degree in Aesthetic Medicine · Imperial College London Fellowship
Laser Terapia · 5 min read
When gentler exfoliating treatments aren’t enough to correct what time and sun have left on the skin, technology offers solutions of remarkable effectiveness and precision. Among these, the fractional laser is one of the most significant innovations in modern aesthetic medicine for skin rejuvenation. If you’re looking for a deep, lasting improvement in skin texture, and a reduction in pigmentation, scarring and wrinkles, this article is for you.
How does fractional CO2 laser work?
Imagine renewing the skin not uniformly, but by acting on thousands of microscopic points while leaving the surrounding tissue intact. That’s exactly the “fractional” principle. The laser emits a beam of light that is broken up — fractionated — into a great many tiny points. Each of these creates a micro-column of heat that penetrates the dermis. This process has a twofold effect:
- Ablative (or non-ablative): it removes damaged epidermal cells in a controlled way
- Regenerative: the heat at depth powerfully stimulates fibroblasts to produce new collagen and elastin
The healthy tissue surrounding each treated point acts as a “biological reserve”, greatly accelerating healing and reducing downtime compared with older lasers. The result is deep skin renewal, but with a far more manageable recovery.
One treatment, several solutions
Sun and age spots: it acts precisely on hyperpigmented areas, fragmenting the pigment and helping the body eliminate it.
Fine and deep wrinkles: powerful collagen stimulation “fills” wrinkles from within, leaving the skin smoother and firmer.
Acne scarring: one of the most effective treatments for smoothing skin texture and reducing the depth of post-acne scars.
Enlarged pores and uneven texture: it visibly improves the overall quality of the skin, making it finer and more even.
General rejuvenation (skin resurfacing): an overall improvement in tone, elasticity and radiance.
How long is the recovery after fractional laser?
In the days immediately after treatment it’s normal to experience redness, mild swelling and a sensation similar to sunburn. A phase of micro-peeling follows. These are all positive signs, indicating that the regenerative process has been activated.
By following the prescribed home care carefully — soothing creams and SPF 50+ sun protection — normality returns within a few days, while results continue to improve over the following weeks and months as the new collagen consolidates.
Is fractional CO2 laser right for you?
Fractional CO2 laser may be the solution you’re looking for. Book a personalised assessment to find out whether this treatment suits your needs, and to build a bespoke skin rejuvenation plan together.
Related Treatment
Fractional CO2 Laser Milan — Resurfacing and Pigmentation with Dr. Alice Miegge
Fractional CO2 laser is a skin resurfacing treatment that uses carbon dioxide laser light to remove the skin's surface layers and stimulate new collagen production. It's indicated for deep wrinkles, sun spots, acne scars and uneven texture. Results are progressive and last 2–3 years.
Who wrote this article
Dr. Alice Miegge
Surgeon specialised in General Surgery, with a Master's Degree in Aesthetic Medicine and Laser Therapy (University of Pavia). Fellowship at Imperial College NHS Trust, London. Author of 15+ international scientific publications.
