Is The Hair Reduction From A Diode Laser Permanent? Discover The Truth About Long-Term Smoothness

Learn why diode laser offers 80-90% permanent hair reduction. Explore the technology, regrowth factors, and how to achieve long-lasting results.

For Which Skin Types Is Shr Hair Removal Particularly Beneficial? Safe Solutions For Dark & Sensitive Skin

Discover why SHR laser technology is the safest and most effective hair removal solution for dark, tanned, and sensitive skin types.

What Are The Functions Of The Cold Hammer Handle? Enhance Post-Treatment Skin Calming And Pore Refining

Learn how the cold hammer handle reduces redness, shrinks pores, and calms skin after facial treatments for professional-grade results.

How Is The Skin Treatment Tailored To Address Specific Skin Issues? Unlock Personalized Care For Radiant Results

Learn how modular serums and gentle vacuum technology customize skin treatments for anti-aging, sensitivity, and hyperpigmentation.

What Is The Skin's Appearance And Sensation After A Fractional Co2 Laser? Recovery Guide For Clinics

Learn what to expect immediately after fractional CO2 laser treatment, including the mesh-like appearance, sunburn sensation, and recovery tips.

What Are The Drawbacks Of Regular Laser Hair Removal? Expert Insights On Pain, Skin Sensitivity & Hair Type Limits

Understand the drawbacks of regular laser hair removal, from discomfort and skin sensitivity to its limitations on light-colored hair and pigment.

How Should Skin Be Cared For Long-Term After Healing From Laser Resurfacing? Expert Post-Care Maintenance Tips

Learn the essential long-term skincare routine after laser resurfacing, focusing on solar protection and hydration to preserve your results.

What Can Be Expected From A Hydrodermabrasion Facial Treatment? Your Guide To Glowing, Event-Ready Skin

Learn what to expect from HydroDermabrasion: a 5-step clinical facial that delivers instant hydration and exfoliation with zero downtime.

What Is The Effectiveness Of Diode Laser Hair Removal On Olive Skin Tones? Safe Solutions For Fitzpatrick Type Iv

Learn how advanced diode lasers safely treat olive skin (Type IV) using precise wavelengths and integrated cooling to prevent thermal injury.

What Is The Difference Between Traditional Co2 Lasers And Fractional Lasers? Compare Efficacy, Safety, And Recovery

Learn the key differences between traditional and fractional CO2 lasers, including healing mechanisms, safety profiles, and treatment results.

What Is Paradoxical Hypertrichosis As An Adverse Effect Of Hair Removal? Understand The Risks And Growth Patterns

Learn about paradoxical hypertrichosis: a rare side effect of laser hair removal causing increased hair growth in adjacent treated areas.

What Is Co2 Laser Skin Resurfacing And How Does It Function? Mastering Precise Skin Rejuvenation And Repair

Learn how CO2 laser skin resurfacing uses 10,600nm technology to vaporize damaged layers and stimulate collagen for dramatic anti-aging results.

For Which Skin And Hair Types Is Diode Laser Hair Removal Generally Considered Effective? Find Your Perfect Match

Learn why Diode lasers are the gold standard for various skin tones and coarse hair, offering deep penetration and superior safety profiles.

How Does Laser Hair Removal Achieve Permanent Results? Master Selective Photothermolysis For Clinical Excellence

Learn how laser hair removal uses thermal destruction to disable follicles. Understand selective photothermolysis and the role of growth cycles.

Why Are Co2 Lasers Used For Skin Resurfacing Instead Of Lllt? Discover The Power Of Precision Thermal Ablation

Learn why high-energy CO2 lasers are essential for tissue cutting and resurfacing compared to non-thermal LLLT devices.

What Is The Core Mechanism Of Laser Photothermal Energy For Stress Urinary Incontinence? Restoring Pelvic Strength

Learn how photothermal energy triggers collagen denaturation and biological repair to treat stress urinary incontinence effectively.

What Is The Function Of The Fractional Co2 Laser In Melasma Treatment? Boost Efficacy With Laser Drug Delivery

Learn how Fractional CO2 Lasers enhance melasma treatment by creating micro-channels for deeper drug penetration and superior pigment clearance.

How Do High-Precision Co2 Fractional Laser Systems Assist In Treating Pcos Acne? Advanced Skin Remodeling Solutions

Learn how high-precision CO2 fractional lasers treat PCOS-related acne and oily skin by regulating sebaceous glands and remodeling dermal collagen.

How Are Professional Physiological Skin Testing Devices Used To Evaluate Skin Recovery? Data-Driven Post-Laser Care

Discover how skin testing devices quantify collagen regeneration and melanin levels to optimize laser recovery and prevent PIH effectively.

What Supplementary Roles Do Photomechanical And Photochemical Damage Play In Laser Hair Removal? Maximize Clinical Results

Learn how photomechanical shockwaves and photochemical disruption work alongside heat to ensure permanent hair follicle destruction.

What Are The Core Technical Advantages Of Electro-Optic Q-Switched Nd:yag Lasers? Master Fine Hair Removal

Learn how nanosecond-level pulses and photo-mechanical effects outperform long-pulse lasers for treating fine hair and safe hair removal.

Why Is It Necessary For A Laser Hair Removal Cooling System To Maintain The Sapphire Tip At 5°C? Safety & Efficacy

Learn how a 5°C sapphire cooling tip creates a thermal safety margin, protecting skin while enabling higher energy for effective hair removal.

How Does Fractional Co2 Laser Therapy Repair Facial Atrophic Acne Scars? Restore Smooth Skin With Advanced Resurfacing

Learn how Fractional CO2 Laser therapy uses Microscopic Treatment Zones to stimulate collagen and repair deep acne scars for smoother skin texture.

What Are The Technical Advantages Of Using An Rf-Excited Ultrapulsed Co2 Laser System For Treating Photoaged Skin?

Discover how RF-excited ultrapulsed CO2 lasers minimize thermal damage and carbonization for superior photoaged skin remodeling and faster recovery.

What Is The Benefit Of Using Disposable Covers On Medical Laser Machines? Enhance Safety And Protect Your Investment

Learn how disposable covers for medical lasers prevent cross-contamination, protect complex electronics, and streamline clinic hygiene workflows.

Why Is A Test Patch Necessary For Diode Laser? Ensure Safety And Precision For Laser Hair Removal Treatments

Learn why a test patch is vital for Diode Laser treatments: calibrate energy limits, prevent burns on dark skin, and optimize hair removal results.

What Are The Technical Advantages Of Using Industrial-Grade Diode Lasers? Superior Precision For Professional Clinics

Discover the technical benefits of industrial Diode lasers, from optimized beam quality and safety to high-efficiency hair removal performance.

What Is The Function Of The Fractional Photothermolysis Mechanism? Advanced Co2 Laser Scar Remodeling Explained

Learn how fractional photothermolysis uses microscopic thermal zones and skin bridges to repair acne scars and stimulate collagen with less downtime.

What Roles Do Soothing Hydrating Creams And Spf 50+ Sunscreen Play In The Fractional Co2 Laser Recovery Protocol?

Learn why hydrating creams and SPF 50+ are vital for fractional CO2 laser recovery to prevent PIH and speed up skin barrier repair.

What Is The Role Of An Integrated Multispectral Skin Analysis System In Clinical Diagnosis? Master Precision Care

Discover how multispectral skin analysis systems transform clinical diagnosis with quantitative data, deep imaging, and outcome simulation.

What Is The Mechanism Of Action When Combining Co2 Fractional Laser With Co2 Gas Subcision For Deep Acne Scars?

Learn how combining CO2 Fractional Laser and pneumatic subcision treats deep acne scars through thermal remodeling and mechanical fiber release.

How Does Fractional Microneedle Radiofrequency Enhance Antioxidant Penetration? Maximize Ladd Results For Your Clinic

Learn how FMRF creates micro-channels to bypass the skin barrier, enabling deep delivery of antioxidants like Vitamin C and Ferulic acid.

Why Does Fractional Co2 Laser Therapy Offer Advantages Over Q-Switched Nd:yag For Melasma? Achieve Faster Masi Reduction

Learn why Fractional CO2 lasers outperform Nd:YAG in melasma treatment through ablative resurfacing and accelerated pigment metabolism.

What Is The Clinical Significance Of Applying Ice-Water-Soaked Gauze? Optimize Post-Laser Recovery & Results

Learn why ice-water cooling is critical after fractional laser: it reduces heat, prevents PIH, minimizes swelling, and speeds up patient recovery.

What Technical Problem Is Addressed By Trimming Hair To 1Mm Before Diode Laser? Maximize Safety & Efficacy

Learn why 1mm hair trimming is critical for diode laser hair removal to prevent surface burns and ensure maximum energy reaches the hair follicle.

How Does The Medical Co2 Fractional Laser Device Function? Advanced Skin Reconstruction And Rejuvenation Explained

Learn how CO2 fractional lasers use microscopic thermal zones to stimulate collagen, reconstruct scars, and rejuvenate skin with minimal downtime.

What Is The Application Logic For Combining Hair Growth Machines With Topical Treatments? Maximize Fphl Results

Learn how combining hair growth machines with topical treatments creates synergy to enhance absorption and follicle metabolism for FPHL management.

What Is The Technical Function Of An Integrated Cooling Sapphire Window? Advanced Skin Protection For Laser Therapy

Learn how integrated cooling sapphire windows provide thermal regulation, protecting the epidermis during high-energy laser treatments.

Why Are Multiple Treatment Cycles Recommended In Laser Hair Removal? Synchronize With Hair Biology For Smooth Skin

Understand why laser hair removal requires 3+ sessions to target the anagen phase and achieve effective, long-term hair reduction results.

How Does A Professional-Grade Fractional Co2 Laser System Function? Master Skin Resurfacing Precision

Learn how Fractional CO2 Lasers use MTZs and water absorption at 10,600nm to stimulate collagen while ensuring rapid healing.

How Do The 1064Nm Q-Switched Laser And 1550Nm Fractional Fiber Laser Work For Nevus Of Ota? Faster Pigment Clearance

Learn how the 'shatter and shuttle' synergy of 1064nm and 1550nm lasers accelerates Nevus of Ota removal through advanced pigment fragmentation.

What Is The Technical Purpose Of Dermal Compression In Laser Hair Removal? Enhance Laser Depth & Energy Delivery

Learn how dermal compression optimizes laser hair removal by reducing scattering, displacing hemoglobin, and maximizing energy delivery.

Why Are Sterile Cleansers And Topical Anesthetics Necessary Before Fractional Co2? Ensure Safety And Optimal Results

Learn why sterile cleansers and topical anesthetics are vital for Fractional CO2 laser safety, infection prevention, and clinical efficacy.

What Roles Do Post-Operative Moisturizers And Sunscreen Play In Fractional Co2? Essential Tips For Flawless Recovery

Learn how moisturizers and sunscreen act as a critical support system for Fractional CO2 laser recovery to prevent PIH and accelerate healing.

What Protective Role Does A Skin Cooling System Serve During Laser Hair Removal For Patients With Dark Skin? Ensure Safety

Learn how skin cooling systems protect dark skin during laser hair removal by preventing burns, reducing PIH, and allowing for higher energy levels.

What Is The Core Mechanism Of Action For Co2 Fractional Lasers? Transforming Acne Scars With Controlled Thermal Injury

Learn how CO2 Fractional Lasers create Microthermal Zones (MTZs) to stimulate collagen and effectively fill atrophic acne scars for smoother skin.

Which Physical Indicators Of Keloids Are Most Significantly Improved By Fractional Co2 Laser Therapy? Expert Results

Learn how Fractional CO2 laser therapy reduces keloid height, normalizes pigmentation, and restores pliability for superior scar remodeling results.

What Are The Long-Term Advantages Of Continuous Wave Co2 Laser Systems? Superior Collagen Remodeling Explained

Discover how Continuous Wave CO2 lasers outperform pulsed systems in collagen synthesis and long-term skin structural stability.

Why Is A Combined Protocol Recommended For Facial Burns And Traumatic Scars? Achieve Total Skin Rehabilitation

Learn why combining deep dermal remodeling and superficial ablation is essential for treating severe scars and restoring tissue flexibility.

What Is The Technical Significance Of Controlling Tissue Exposure Time To < 1Ms In Fractional Co2 Laser Technology?

Learn how <1ms pulse duration in Fractional CO2 lasers prevents heat damage, reduces recovery time, and ensures clinical safety.

What Is The Function Of A 360-Degree Vaginal Probe? Enhancing Clinical Precision & Safety In Laser Therapy

Learn how the 360-degree vaginal probe ensures uniform energy delivery, prevents thermal damage, and optimizes clinical outcomes for laser treatments.

What Are The Advantages Of Fractional Laser For Depressed Scars? Achieve Deep Skin Repair With Faster Healing

Discover why fractional laser technology is superior for depressed scar treatment, offering rapid recovery and reduced risks over ablative lasers.

What Are The Advantages Of Using Ablative Fractional Co2 Laser Technology? Superior Remodeling For Photoaged Skin

Learn why ablative fractional CO2 lasers outperform non-ablative methods for deep tissue remodeling, cell clearance, and photoaging treatment.

Fractional Co2 Lasers Vs. Microneedle Rollers For Severe Atrophic Scars: Why Thermal Action Wins

Compare Fractional CO2 Lasers and microneedling for boxcar and rolling scars. Learn why thermal injury is key to deep tissue reconstruction.

What Is The Primary Mechanism Of Action For The Fractional Co2 Laser In The Treatment Of Striae Distensae?

Learn how Fractional CO2 lasers treat stretch marks through ablative fractional photothermolysis and MTZ creation for skin remodeling.

What Is The Primary Function Of High-Power Co2 Fractional Lasers? Precision Ablation For Skin Resurfacing

Learn how high-power CO2 fractional lasers use 10.6 μm energy to vaporize tissue and trigger collagen remodeling for deep skin renewal.

How Does Fractional Co2 Laser Technology Facilitate Assisted Drug Delivery For Scalp Treatments? Boost Follicle Absorption

Learn how Fractional CO2 Laser technology creates micro-channels to bypass the skin barrier and enhance drug delivery for scalp and hair treatments.

What Is The Physiological Mechanism Of Deep Mode In Fractional Co2 Lasers? Revitalize Old Burn Scars Via Collagen Remodeling

Learn how Deep Mode Fractional CO2 lasers use high-density 0.12mm spots to penetrate 1mm deep, breaking down burn scars for collagen regeneration.

What Is The Specific Role Of The Fractional Co2 Laser In Skin Aging? Unlock Deeper Dermal Remodeling And Synergy

Discover how Fractional CO2 Lasers trigger collagen synthesis and enhance drug delivery to effectively reverse signs of skin aging.

What Is The Function Of The Ultra-Pulse Co2 Fractional Laser In Acne Scar Treatment? Achieve Precision Skin Remodeling

Learn how Ultra-pulse CO2 Fractional Lasers treat acne scars through high-precision tissue vaporization and immediate collagen contraction.

Why Is A Dynamic Cooling Device Essential For Laser Scar Treatment? Maximize Safety And High-Energy Efficacy

Learn how dynamic cooling devices (DCD) protect the epidermis and enable high-energy laser penetration for effective scar remodeling.

What Is The Function Of The Contact Cooling System In Diode Lasers? Ensure Painless & Safe Hair Removal

Learn how integrated contact cooling protects the epidermis and enables high-energy diode laser treatments for superior hair removal results.

How Do Carbon Dioxide (Co2) Lasers Achieve A Bloodless Operation? Master Precision With Photocoagulation

Learn how CO2 lasers use photocoagulation and thermal energy to seal vessels instantly, ensuring a dry, bloodless surgical field for clinics.

Why Are Standardized Digital Imaging Systems Utilized For Pigmentation Analysis? Achieve Scientific Accuracy In Clinical Trials

Discover why standardized digital imaging is essential for pigmentation analysis, providing objective data and eliminating subjective bias.

How Does A 6Mm Spot Size Nd:yag Laser Differ From Large-Spot Ipl? Maximize Hair Removal Depth And Clinical Efficacy

Compare Nd:YAG vs. IPL hair removal: Discover why 6mm Nd:YAG lasers excel in depth and dark skin treatment while IPL offers superior coverage speed.

What Is The Primary Function Of The Co2 Laser Pinhole Method? Transformative Care For Exfoliative Cheilitis

Discover how the CO2 laser Pinhole Method treats Exfoliative Cheilitis by removing thickened tissue and stimulating deep dermal matrix remodeling.

What Is The Mechanism Of Fractional Co2 Laser For Becker’s Nevus? Achieve Advanced Skin Remodeling And Safety

Learn how Fractional CO2 Lasers treat Becker’s Nevus via microscopic thermal columns, promoting skin remodeling with minimal downtime.

What Technical Advantages Do Integrated Skin Cooling Systems Provide? Boost Laser Safety & Efficacy

Learn how integrated cooling systems like sapphire tips and cryogenic sprays protect the skin and enable higher energy fluence for laser treatments.

How Does The Fractional Emission Mode Of Co2 Laser Technology Differ From Full Ablative Techniques? Faster Recovery Guide

Learn how fractional CO2 laser modes accelerate vaginal tissue healing versus full ablation through Micro-Thermal Zones and rapid epithelialization.

How Do Integrated Epidermal Cooling Devices Contribute To The Use Of Higher Fluence? Unlocking Laser Treatment Efficacy

Learn how integrated cooling acts as a thermal shield, allowing higher fluence (25-40 J/cm²) for effective and safe laser hair removal.

What Is The Technical Purpose Of A 1000-Microsecond Laser Pulse In Co2 Laser Vaginal Remodeling? Optimize Heat Control

Learn why the 1000-microsecond pulse duration is the gold standard for CO2 laser vaginal remodeling, balancing deep collagen growth and tissue safety.

What Role Do Multi-Wavelength Picosecond Laser Systems Play In Treating Tattoos? Manage Paradoxical Darkening Safely

Learn how multi-wavelength picosecond lasers effectively treat tattoos containing titanium dioxide and mercury by managing paradoxical darkening.

How Do The Thermal Effects Of Fractional Co2 Laser Systems Promote Tissue Remodeling? Expert Scar Management Insights

Learn how Fractional CO2 lasers use thermal energy and heat shock proteins to stimulate collagen and remodel burn scar tissue for better results.

How Does A Dynamic Skin Analysis System Assist Clinicians In Monitoring Environmental Acne Factors? Precise Data Insights

Learn how dynamic skin analysis systems track UV damage and moisture loss to help clinicians manage environmental acne triggers with precision data.

Why Does An Ablative Fractional Laser (Afl) Provide Higher Safety? Discover The Benefits Of Mtz Technology

Learn why AFL is safer than full-field ablation. Explore how Microthermal Zones (MTZs) and healthy tissue bridges accelerate skin healing.

What Metrics Do Skin Testing And Analysis Systems Provide For Scar Repair? Optimize Treatments With Precision Data

Learn how skin analysis systems measure scar thickness, vascularity, and melanin to guide precise surgical timing and laser treatment protocols.

How Do Fractional Co2 Lasers Or Pico Lasers Facilitate Anti-Aging? Unlock Younger Skin Via Collagen Renewal

Learn how Fractional CO2 and Pico lasers trigger collagen regeneration and skin tightening through controlled biological stress and repair.

Why Is Depilation Necessary Before Mfr Treatment? Optimize Conductance And Clinical Results

Learn why professional-grade shaving is critical for Microneedle Fractional RF to ensure uniform energy delivery and prevent impedance interference.

Why Is The 10600 Nm Wavelength Used In Co2 Fractional Lasers For Acne Scars? Unlocking Deep Dermal Remodeling

Learn how the 10600 nm wavelength targets water for precise tissue vaporization and collagen remodeling to effectively treat deep acne scars.

What Are The Specific Goals Of Age-Delaying Multi-Step Facial Treatments? Restore Youthful Vitality & Skin Tightness

Learn how Age-Delaying facials target wrinkles, hyperpigmentation, and enlarged pores using high-performance products for visible anti-aging results.

What Skin Conditions Can Be Treated With Ablative Co2 Lasers? Restore Your Skin With Precision Resurfacing

Learn how ablative CO2 lasers treat deep wrinkles, acne scars, and sun damage by vaporizing damaged tissue and stimulating collagen growth.

What Is The Physiological Mechanism Of Carbon Dioxide Laser Resurfacing? Master The Science Of Skin Renewal

Learn how 10,600 nm CO2 lasers use water absorption and thermal injury to trigger collagen remodeling and skin regeneration.

How Effective Is Shr For Long-Term Hair Reduction? Achieve 90% Permanent Reduction With Advanced Painless Technology

Learn how SHR achieves 90% permanent hair reduction through gradual heating. Explore efficacy, safety for all skin types, and treatment protocols.

How Does An Nd:yag Laser Work? Mastering Deep-Tissue Precision For Superior Aesthetic Results

Learn the science of Nd:YAG lasers: how 1064nm wavelengths penetrate deep tissue to shatter pigment and boost collagen without surface damage.

How Does The D-Pulse Mode In Fractional Co2 Laser Systems Contribute To Vaginal Mucosal Repair? | Belis Medical

Learn how D-pulse technology optimizes CO2 laser delivery for deep collagen remodeling and safe vaginal mucosal tissue repair in clinical settings.

Why Is A Spacing Of 1000 Micrometers (Μm) Utilized In Fractional Co2 Laser? Balance Safety And Collagen Results

Learn why 1000μm spacing is the gold standard for Fractional CO2 Lasers, balancing rapid healing with effective collagen stimulation.

What Is The Role Of External Closed-Circuit Thermoelectric Chillers? Powering Stable Hair Removal Operations

Learn how thermoelectric chillers stabilize laser diodes, extend equipment lifespan, and ensure patient comfort in laser hair removal systems.

What Is The Physiological Mechanism Of Action For The Co2 Fractional Laser In Skin Firmness? Unlock Deep Skin Renewal

Learn how CO2 Fractional Lasers use Microscopic Thermal Zones to trigger fibroblast proliferation and collagen remodeling for firmer, tighter skin.

Why Are Professional Skin Testing Systems Essential For Fractional Laser Melasma Treatment? Boost Precision And Safety

Discover why high-grade skin imaging is vital for fractional laser melasma protocols to optimize energy settings and track objective clinical results.

Why Are Different Handpiece Specifications Utilized In Fractional Co2 Laser Therapy? Optimize Depth & Surface Results

Learn how varying CO2 laser spot diameters and scanning patterns balance treatment depth, surface coverage, and patient safety for skin remodeling.

Why Is The 1064Nm Nd:yag Laser Associated With A Risk Of Hyperhidrosis? Deep Thermal Effects Explained

Understand how the deep penetration of 1064nm Nd:YAG lasers during axillary hair removal can inadvertently stimulate sweat glands.

How Does A Contact-Based Sapphire Cooling Window Function? Enhancing Safety In Diode Laser Systems

Learn how Sapphire Cooling Windows protect skin using high thermal conductivity to prevent burns during Diode laser hair removal treatments.

What Distinguishes Professional Microneedling From Home Devices? Achieve Deep Scar Remodeling & Professional Results

Learn why professional microneedling, with depths of 1.5mm-3mm and RF technology, is the only effective solution for deep scar tissue remodeling.

Why Are High-Resolution Skin Testing Systems Necessary For Cmn? Precision Tracking For Melanoma Prevention

Discover why high-resolution skin testing and imaging are critical for monitoring Congenital Melanocytic Nevi (CMN) and early melanoma detection.

Fractional Co2 Laser Vs. Glycolic Acid Peels: Which Delivers Superior Skin Texture And Smoothness?

Compare Fractional CO2 Laser and Glycolic Acid peels for skin texture. Learn why lasers excel in deep remodeling while peels offer tactile smoothness.

Why Is The Use Of Insulated Needles Critical For Safety In Microneedle Rf? Prevent Pih & Ensure Epidermal Protection

Learn how insulated needles safeguard Microneedle RF procedures by containing thermal energy in the dermis and preventing epidermal damage or PIH.

What Is The Primary Function Of Fractional Co2 Laser Equipment? Master Skin Reconstruction With Mtz Technology

Learn how Fractional CO2 lasers use Microscopic Thermal Zones (MTZ) and 10,600nm wavelengths to rebuild skin through collagen remodeling.

Why Is It Necessary To Control The Energy Density Of A Co2 Fractional Laser? Protecting Plla And Ha Fillers

Learn why regulating CO2 laser energy density is critical for patients with heat-sensitive fillers like HA and PLLA to prevent filler degradation.

What Role Does The Superficial Ablation Mode Of A Fractional Co2 Laser Play In Scar Management? Achieve Smooth Skin

Learn how the superficial ablation mode of CO2 lasers refines scar texture, blends edges, and promotes epidermal regeneration for optimal results.

Why Is The Laser Speculum Rotated At 30-Degree Intervals? Master Precise Co2 Laser Vaginal Treatments

Learn why the 30-degree rotation is essential for 360° coverage, uniform energy distribution, and synchronized remodeling in CO2 laser procedures.