Book contents
- Frontmatter
- Contents
- PREFACE
- CONTRIBUTORS
- PART ONE ANATOMY AND THE AGING PROCESS
- PART TWO ANESTHESIA AND SEDATION FOR OFFICE COSMETIC PROCEDURES
- PART THREE FILLERS AND NEUROTOXINS
- PART FOUR COSMETIC APPLICATIONS OF LIGHT, RADIOFREQUENCY, AND ULTRASOUND ENERGY
- Chap. 42 TREATMENT OF TELANGIECTASIA, POIKILODERMA, AND FACE AND LEG VEINS
- Chap. 43 VASCULAR LASERS
- Chap. 44 OVERVIEW OF CO2 AND ER:YAG LASERS AND PLASMA DEVICES
- Chap. 45 CONTEMPORARY CO2 LASER RESURFACING
- Chap. 46 ER:YAG
- Chap. 47 PLASMA SKIN REJUVENATION OF THE HANDS
- Chap. 48 NONABLATIVE LASER TISSUE REMODELING: 1,064-, 1,320-, 1,450-, AND 1,540-NM LASER SYSTEMS
- Chap. 49 OVERVIEW OF BROADBAND LIGHT DEVICES
- Chap. 50 TITAN: INDUCING DERMAL CONTRACTION
- Chap. 51 SCITON BROADBAND LIGHT AND ER:YAG MICROPEEL COMBINATION
- Chap. 52 AMINOLEVULINIC ACID PHOTODYNAMIC THERAPY FOR FACIAL REJUVENATION AND ACNE
- Chap. 53 THERMAGE FOR FACE AND BODY
- Chap. 54 LUMENIS ALUMA SKIN TIGHTENING SYSTEM
- Chap. 55 ELLMAN RADIOFREQUENCY DEVICE FOR SKIN TIGHTENING
- Chap. 56 ALMA ACCENT DUAL RADIOFREQUENCY DEVICE FOR TISSUE CONTOURING
- Chap. 57 COMBINED LIGHT AND BIPOLAR RADIOFREQUENCY
- Chap. 58 FRACTIONAL LASERS: GENERAL CONCEPTS
- Chap. 59 PALOMAR LUX 1,540-NM FRACTIONAL LASER
- Chap. 60 FRAXEL 1,550-NM LASER (FRAXEL RE:STORE)
- Chap. 61 1,440-NM FRACTIONAL LASER: CYNOSURE AFFIRM
- Chap. 62 SCITON ER:YAG 2,940-NM FRACTIONAL LASER
- Chap. 63 ALMA PIXEL ER:YAG FRACTIONAL LASER
- Chap. 64 FRACTIONATED CO2 LASER
- Chap. 65 LED PHOTOREJUVENATION DEVICES
- Chap. 66 PHOTOPNEUMATIC THERAPY
- Chap. 67 HAIR REMOVAL: LASER AND BROADBAND LIGHT DEVICES
- Chap. 68 ACNE AND ACNE SCARS: LASER AND LIGHT TREATMENTS
- Chap. 69 FAT AND CELLULITE REDUCTION: GENERAL PRINCIPLES
- Chap. 70 ULTRASHAPE FOCUSED ULTRASOUND FAT REDUCTION DEVICE
- Chap. 71 LIPOSONIX ULTRASOUND DEVICE FOR BODY SCULPTING
- PART FIVE OTHER PROCEDURES
- INDEX
- References
Chap. 61 - 1,440-NM FRACTIONAL LASER: CYNOSURE AFFIRM
from PART FOUR - COSMETIC APPLICATIONS OF LIGHT, RADIOFREQUENCY, AND ULTRASOUND ENERGY
Published online by Cambridge University Press: 06 July 2010
- Frontmatter
- Contents
- PREFACE
- CONTRIBUTORS
- PART ONE ANATOMY AND THE AGING PROCESS
- PART TWO ANESTHESIA AND SEDATION FOR OFFICE COSMETIC PROCEDURES
- PART THREE FILLERS AND NEUROTOXINS
- PART FOUR COSMETIC APPLICATIONS OF LIGHT, RADIOFREQUENCY, AND ULTRASOUND ENERGY
- Chap. 42 TREATMENT OF TELANGIECTASIA, POIKILODERMA, AND FACE AND LEG VEINS
- Chap. 43 VASCULAR LASERS
- Chap. 44 OVERVIEW OF CO2 AND ER:YAG LASERS AND PLASMA DEVICES
- Chap. 45 CONTEMPORARY CO2 LASER RESURFACING
- Chap. 46 ER:YAG
- Chap. 47 PLASMA SKIN REJUVENATION OF THE HANDS
- Chap. 48 NONABLATIVE LASER TISSUE REMODELING: 1,064-, 1,320-, 1,450-, AND 1,540-NM LASER SYSTEMS
- Chap. 49 OVERVIEW OF BROADBAND LIGHT DEVICES
- Chap. 50 TITAN: INDUCING DERMAL CONTRACTION
- Chap. 51 SCITON BROADBAND LIGHT AND ER:YAG MICROPEEL COMBINATION
- Chap. 52 AMINOLEVULINIC ACID PHOTODYNAMIC THERAPY FOR FACIAL REJUVENATION AND ACNE
- Chap. 53 THERMAGE FOR FACE AND BODY
- Chap. 54 LUMENIS ALUMA SKIN TIGHTENING SYSTEM
- Chap. 55 ELLMAN RADIOFREQUENCY DEVICE FOR SKIN TIGHTENING
- Chap. 56 ALMA ACCENT DUAL RADIOFREQUENCY DEVICE FOR TISSUE CONTOURING
- Chap. 57 COMBINED LIGHT AND BIPOLAR RADIOFREQUENCY
- Chap. 58 FRACTIONAL LASERS: GENERAL CONCEPTS
- Chap. 59 PALOMAR LUX 1,540-NM FRACTIONAL LASER
- Chap. 60 FRAXEL 1,550-NM LASER (FRAXEL RE:STORE)
- Chap. 61 1,440-NM FRACTIONAL LASER: CYNOSURE AFFIRM
- Chap. 62 SCITON ER:YAG 2,940-NM FRACTIONAL LASER
- Chap. 63 ALMA PIXEL ER:YAG FRACTIONAL LASER
- Chap. 64 FRACTIONATED CO2 LASER
- Chap. 65 LED PHOTOREJUVENATION DEVICES
- Chap. 66 PHOTOPNEUMATIC THERAPY
- Chap. 67 HAIR REMOVAL: LASER AND BROADBAND LIGHT DEVICES
- Chap. 68 ACNE AND ACNE SCARS: LASER AND LIGHT TREATMENTS
- Chap. 69 FAT AND CELLULITE REDUCTION: GENERAL PRINCIPLES
- Chap. 70 ULTRASHAPE FOCUSED ULTRASOUND FAT REDUCTION DEVICE
- Chap. 71 LIPOSONIX ULTRASOUND DEVICE FOR BODY SCULPTING
- PART FIVE OTHER PROCEDURES
- INDEX
- References
Summary
Efficacy in laser treatment has always necessitated a balance between the increased therapeutic effect associated with the use of higher-energy fluences and the associated increased risk of adverse events, particularly the risk of scarring. The development of fractional photothermolysis technologies has greatly shifted this balance, allowing for efficacy with decreased risks of adverse events.
Rather than treating the entire skin surface in a uniform pattern, fractional photothermolysis utilizes very small microbeams of diameter 100–200 μm to create microscopic thermal wounds, while sparing tissue surrounding these wounds. The microthermal zones are subjected to high-energy fluences, which result in homogenization of the dermis as well as damage to the overlying epidermis, with the formation and extrusion of necrotic epidermal debris. The intervening areas between the microthermal zones are not subjected to this high fluence but are gently heated by the diffusion of energy. This technology allows for the use of high-energy fluences with potentially greater clinical efficacy. As only a portion of the surface is subjected to the high-energy fluences, there is less downtime associated with the treatment as well as a potentially decreased risk of adverse events.
The Affirm laser (Cynosure Inc.) is a new microrejuvenation technology that incorporates the concepts of fractional photothermolysis and Cynosure's new Combined Apex Pulse array (CAP). The Affirm laser is a 1,440-nm Nd:YAG laser coupled with a special lens that incorporates approximately one thousand diffractive elements, called the CAP array. Originally, the Affirm device was developed with a single 1,440-nm-wavelength laser output device.
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- Office-Based Cosmetic Procedures and Techniques , pp. 270 - 272Publisher: Cambridge University PressPrint publication year: 2010