Knowledge What occurs during a CO2 laser resurfacing treatment session? Discover the Biological Process of Skin Renewal
Author avatar

Tech Team · Belislaser

Updated 2 days ago

What occurs during a CO2 laser resurfacing treatment session? Discover the Biological Process of Skin Renewal


A CO2 laser resurfacing session is a calculated medical procedure that typically lasts between 45 and 60 minutes. During the treatment, a specialized light-based laser applies controlled heat to the skin's layers, triggering the release of growth factors that stimulate the production of new collagen.

The core purpose of this procedure is to harness the body's natural healing response; by delivering precise thermal energy, the laser forces the skin to rebuild itself structurally, resulting in a firmer and younger appearance.

The Mechanism of Action

Controlled Thermal Stimulation

The fundamental action during the session is the conversion of light energy into heat. The laser device emits pulses of light that penetrate the skin's surface.

This light is absorbed by water within the skin cells. The absorption generates the necessary heat to trigger biological changes without damaging the surrounding tissue.

Vaporization and Renewal

The laser operates on two levels simultaneously. It vaporizes the epidermis (the superficial outer layer), effectively removing damaged skin cells.

Concurrently, it heats the dermis (the middle layer). This deep heating is crucial because it initiates the remodeling of the skin’s underlying structure.

Collagen Production

The primary goal of the heat application is to stimulate the body's production of collagen. Collagen is the vital protein responsible for skin support and elasticity.

By heating the tissue, the laser prompts the body to release growth factors. These factors accelerate the synthesis of new collagen fibers, which replace old, damaged tissue over time.

Patient Comfort and Precision

Anesthetic Preparation

Because the laser involves significant heat and vaporization, ensuring patient comfort is a priority. A topical anesthetic cream is typically applied to numb the treatment area before the laser is used.

For more intensive sessions, practitioners may supplement this with oral pain medications or nerve blocks to minimize discomfort.

Targeted Application

The technology allows for high precision. Practitioners can target specific problem areas—such as fine lines or scars—while leaving nearby skin unaffected.

This precision is vital for treating distinct issues like sun damage, age spots, or facial scars without effectively treating the entire face if it is not necessary.

Understanding the Trade-offs

Immediate Post-Treatment Sensation

While the procedure is controlled, it is invasive. The removal of the epidermal layer leaves the skin in a raw state.

Patients must rely on healing ointments immediately after the session to act as an artificial barrier, sealing in moisture and protecting the treated area.

Recovery Requirements

This is not a "zero downtime" procedure. Patients typically require approximately nine days to return to a normal routine.

During this period, the skin is highly sensitive. Strict adherence to post-care protocols, including avoiding sun exposure and applying specific protective creams, is essential for safe healing.

Making the Right Choice for Your Goal

If you are considering CO2 laser resurfacing, align your expectations with the specific outcomes this technology offers.

  • If your primary focus is Anti-Aging and Firmness: The deep heating of the dermis is your main benefit, as it rebuilds the collagen matrix to tighten loose skin and soften wrinkles.
  • If your primary focus is Texture and Scarring: The vaporization of the epidermis is the key mechanism, as it physically removes surface irregularities like acne scars or age spots to reveal smoother skin.

Ultimately, this treatment trades a short period of downtime for a fundamental, biological renewal of the skin's structure.

Summary Table:

Feature Detail
Session Duration 45 - 60 minutes
Primary Mechanism Vaporization of epidermis & heating of dermis
Biological Trigger Release of growth factors & collagen synthesis
Comfort Measures Topical anesthetic cream & nerve blocks (optional)
Recovery Time Approximately 9 days
Main Benefits Skin tightening, wrinkle reduction, & scar removal

Elevate Your Clinic with BELIS Professional Laser Systems

Are you looking to provide your clients with transformative skin renewal results? BELIS specializes in professional-grade medical aesthetic equipment exclusively for clinics and premium salons. Our advanced CO2 Fractional Laser systems deliver the precision and power required for superior resurfacing, while our broader portfolio—including Diode Hair Removal, Nd:YAG, Pico lasers, and Microneedle RF—ensures your facility stays at the cutting edge of aesthetic technology.

From anti-aging solutions like HIFU and Hydrafacial to body sculpting tools such as EMSlim and Cryolipolysis, BELIS provides the high-performance hardware and specialized care devices your business needs to thrive.

Ready to upgrade your treatment offerings?

Contact Us Today to Request a Quote

Related Products

People Also Ask

Related Products

Fractional CO2 Laser Machine for Skin Treatment

Fractional CO2 Laser Machine for Skin Treatment

CO2 Fractional Laser Machine for skin rejuvenation, scar removal, and gynecological treatments. Dual-mode precision with customizable settings. Learn more now!

Fractional CO2 Laser Machine for Skin Treatment

Fractional CO2 Laser Machine for Skin Treatment

CO2 Fractional Laser Machine for skin resurfacing, scar removal & anti-aging. 40W/60W power, adjustable modes & minimal downtime. FDA-approved for safe treatments.

Pico Laser Tattoo Removal Machine Picosure Picosecond Laser Machine

Pico Laser Tattoo Removal Machine Picosure Picosecond Laser Machine

Picosecond laser machine for tattoo removal & skin rejuvenation. Triple-wavelength, high-energy pulses for faster results with minimal downtime. Safe for all skin types.

Skin Tester Analysis Machine Analyser for Skin Testing

Skin Tester Analysis Machine Analyser for Skin Testing

Advanced skin analysis machine for salons & clinics. AI-powered diagnostics, multi-spectral imaging, 30M-case database. FDA/CE certified. Get precise skin insights now!

Hydrafacial Machine Facial Clean Face and Skin Care Machine

Hydrafacial Machine Facial Clean Face and Skin Care Machine

Professional Hydrafacial machine for deep cleansing, exfoliation, and hydration. Advanced 6-in-1 technology with RF lifting and silent operation. Ideal for spas and clinics.

Pico Picosecond Laser Machine for Tattoo Removal Picosure Pico Laser

Pico Picosecond Laser Machine for Tattoo Removal Picosure Pico Laser

Pico laser machine for tattoo removal, pigmentation, and skin rejuvenation. Safe for all skin types, minimal downtime. Learn more now!

Cryolipolysis Fat Freezing Machine Ultrasonic Cavitation Fat Reducing Device

Cryolipolysis Fat Freezing Machine Ultrasonic Cavitation Fat Reducing Device

Advanced fat reduction system for non-invasive body sculpting, skin tightening, and cellulite treatment. FDA-cleared, multi-technology integration.

Cryolipolysis Fat Freezing Machine and Ultrasonic Cavitation Device

Cryolipolysis Fat Freezing Machine and Ultrasonic Cavitation Device

Advanced body contouring system with cryolipolysis, RF, and laser for fat reduction and skin tightening. Non-invasive, FDA-cleared, visible results.

Hydrofacial Machine with Facial Skin Analyzer and Skin Tester

Hydrofacial Machine with Facial Skin Analyzer and Skin Tester

Advanced facial skin analyzer with AI diagnostics, hydrofacial treatment, and multi-spectral imaging for professional skincare. Customizable RF, ultrasound, and ion therapy.

Cryolipolysis Fat Freezing Cavitation Lipo Laser Machine

Cryolipolysis Fat Freezing Cavitation Lipo Laser Machine

Non-invasive Cryolipolysis-Cavitation-Lipo Laser machine for fat reduction, body contouring, and skin tightening. Ideal for clinics and spas.

Multifunctional Laser Hair Growth Machine Device for Hair Growth

Multifunctional Laser Hair Growth Machine Device for Hair Growth

BELIS Laser Hair Growth Machine: 650nm cold laser therapy for hair regrowth, safe & effective for clinics. Non-invasive, FDA-approved, visible results.

Fat Freezing Cryolipolysis Machine for Body Contouring

Fat Freezing Cryolipolysis Machine for Body Contouring

Advanced cryolipolysis machine for non-invasive fat reduction. Targets stubborn fat with 360° cooling & dual-handle efficiency. Safe, effective, no downtime.

Cryolipolysis Fat Freezing Machine Cavitation Lipo Laser Machine

Cryolipolysis Fat Freezing Machine Cavitation Lipo Laser Machine

360 Degree Cryolipolysis with 40K Cavitation, Multipolar Radiofrecuency for Face and Body, with Lipo Laser for non-surgical fat reduction, body slimming, and skin tigtening, skin rejuvenation, clinic-grade results.

EMSlim RG Laser Body Sculpting and Slimming Machine

EMSlim RG Laser Body Sculpting and Slimming Machine

EMSlim RG Laser Body Sculpting Machine: Non-invasive fat reduction & muscle toning. Dual-action Rglaser & HIFM RF technology for clinics.

4D 12D HIFU Machine Device for Skin Tightening and Lifting

4D 12D HIFU Machine Device for Skin Tightening and Lifting

Non-invasive HIFU machine for skin tightening & lifting. Stimulates collagen, reduces wrinkles, no downtime. Safe for all skin types.

Multifunctional Laser Hair Growth Machine Device for Hair Growth

Multifunctional Laser Hair Growth Machine Device for Hair Growth

BELIS Multifunctional Laser Hair Growth Machine: Stimulate hair regrowth, scalp health & skin rejuvenation with 650nm diode laser. Safe, pain-free, clinically proven.

Cryolipolysis Fat Freezing Machine with Cavitation and Laser Lipolysis

Cryolipolysis Fat Freezing Machine with Cavitation and Laser Lipolysis

Advanced body contouring system with cryolipolysis, RF, cavitation & laser for non-surgical fat reduction and skin tightening.

12D HIFU Machine Device for Facial HIFU Treatment

12D HIFU Machine Device for Facial HIFU Treatment

12D HIFU machine for non-invasive skin tightening & body contouring. Reduces wrinkles, lifts sagging skin, targets fat. Safe, no downtime. 2-year warranty.

Clinic Diode Laser Hair Removal Machine with SHR and Trilaser Technology

Clinic Diode Laser Hair Removal Machine with SHR and Trilaser Technology

Discover the Diode Hair Removal Laser: Advanced, pain-free, and versatile for all skin tones. Achieve permanent results with cutting-edge technology.

Fat Freezing Cryolipolysis Machine for Body Contouring

Fat Freezing Cryolipolysis Machine for Body Contouring

Professional fat freezing machine for non-invasive body contouring. Targets stubborn fat with 360° cooling technology. Safe, effective, clinic-grade results.


Leave Your Message