Understanding Cosmetic Laser Surgery - part 4 ppsx
Understanding Cosmetic Laser Surgery - part 4 ppsx
... absorbs the laser energy, which is immediately con-verted to heat. In certain lasers such as the pulsed dye laser, a micro-scopic explosion literally blows apart the capillary. In other laserssuch ... determines how farinto the skin laser light will penetrate. The power of the laser andthe duration of the pulse of laser light determine how much laser energy is imparted to the skin. These variables ... (chro-mophores) that absorb laser energy as well as the guiding principlebehind all cutaneous cosmetic laser treatment (selective photother-molysis). I will recount the history of the use of lasers to improvethe...
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Understanding Cosmetic Laser Surgery - part 4 pptx
... absorbs the laser energy, which is immediately con-verted to heat. In certain lasers such as the pulsed dye laser, a micro-scopic explosion literally blows apart the capillary. In other laserssuch ... (chro-mophores) that absorb laser energy as well as the guiding principlebehind all cutaneous cosmetic laser treatment (selective photother-molysis). I will recount the history of the use of lasers ... determines how farinto the skin laser light will penetrate. The power of the laser andthe duration of the pulse of laser light determine how much laser energy is imparted to the skin. These variables...
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Understanding Cosmetic Laser Surgery - part 1 doc
... Estridge1211100908070605 04 4321ϱLibrary of Congress Cataloging-in-Publication DataLangdon, Robert. Understanding cosmetic laser surgery / Robert Langdon.p.cm. — (Understanding health and sickness series)ISBN 1-5 780 6-5 8 6-0 ... sickness series)ISBN 1-5 780 6-5 8 6-0 (cloth : alk. paper) — ISBN 1-5 780 6-5 8 7-9 (paper: alk. paper)1. Surgery, Plastic. 2. Lasers in surgery. I. Title. II. Series.RD119.L 34 20 04 617.9Ј52—dc22 2003018609British ... people encounter lasers nearly every day. Lasers are foundin supermarket bar-code readers, CD-ROM and DVD-ROM com-puter drives, and CD and DVD audio and video entertainment sys-tems. Fiberoptic...
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Understanding Cosmetic Laser Surgery - part 3 docx
... birth-marks and exogenous pigments such as those present in tattoos canproduce cosmetically objectionable skin lesions. Cosmetic lasershave been developed to treat many types of skin lesions by targetingthe ... cell type. There is a well-defined dermal-epidermaljunction where the layers interface, below which lies the dermis. Thedermis varies greatly in thickness in different parts of the body andprovides ... looseness is another feature of sun-damagedfacial skin. The primary force that appears to contribute to skin lax-ity is gravity. Over a lifetime, approximately two-thirds of which isspent in an...
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Understanding Cosmetic Laser Surgery - part 5 potx
... used a laser for the first time on human skin. He used aruby laser, which emits laser energy at 6 94 nm, in the red part of thevisible light spectrum. This laser was a “normal mode” ruby laser that ... term laser resurfacing” to describe this new technique. Laser resurfacingwas the procedure most responsible for the rapid growth of cos-metic laser surgery during the 1990s.In the mid-1990s ... resurfacing with the continuous-waveCO2 laser. In the early 1990s, the UltraPulse CO2 laser was introduced. TheUltraPulse technology enabled very high-energy laser output deliv-ered during a very...
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Understanding Cosmetic Laser Surgery - part 6 docx
... three Q-switched lasers. Black ink particles absorb all visiblewavelengths. Red ink requires treatment with the frequency-doubled (532 nm) Q-switched Nd:YAG laser. Green responds to Q-switched ... Other lasersused for treating lentigenes are Q-switched ruby and alexandritelasers, and continuous-wave krypton and diode lasers.Other flat pigmented lesions, including freckles and cafe-au-laitspots, ... removal:ruby (6 94 nm), alexandrite (755 nm), diode (810 nm), andNd:YAG (10 64 nm) lasers. These lasers have variable power set-tings, spot sizes and pulse durations, all of which can affect the ef - cacy...
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Understanding Cosmetic Laser Surgery - part 7 ppt
... Surgical Laser? / 59 Laser Resurfacing with the CO2 Laser I reserve the CO2 laser for full-face resurfacing. The goal of full-face resurfacing is to obtain maximum improvement of photo-agedskin. ... Surgical Laser? / 55of treated skin by the erbium:YAG laser is below the threshold ofcollagen contraction. In contrast, the CO2 laser produces consider-able collagen shrinkage.The erbium:YAG laser ... general anes-thesia (waking up), there is no continued anesthetic effect in theFig. 6.3 This 87-year-old patient with severe photo-aging is shown beforeand two months after full face laser resurfacing...
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Understanding Cosmetic Laser Surgery - part 8 pdf
... This garment 74 / Complementary Procedures to Cosmetic Laser Surgery The combination of liposuction of neck and jowls and/or S-liftminimum incision facelift followed by full-face laser resurfacing ... around the eye, the CO2 laser method is much safer than traditional non -laser techniques.Fig. 6.6 This 60-year-old patient is shown before and after CO2 laser bleph-aroplasty. Note the excessive ... excessive skin usuallyComplementary Procedures to Cosmetic Laser Surgery / 71 laser resurfacing are middle-aged or older and have significant cosmetic problems in the neck area. Frequently there...
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Understanding Cosmetic Laser Surgery - part 9 docx
... Reconstructive Surgery) , and the International Society of Cosmetic Laser Surgeons (Dermatologic Surgery) .When you visit a physician’s office for a consultation on cosmetic laser surgery, the surgeon ... the AmericanAcademy of Facial Plastic Surgery (Archives of Facial Plastic Surgery) ,the American Society for Lasers in Medicine and Surgery (Lasers in Surgery and Medicine), the American Society ... generallysignificantly less than that achieved by laser resurfacing.A similar non-ablative laser treatment is performed with the Q-switched Nd:YAG laser operating at 10 64 nm. This wavelengthalso has a negligible...
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Understanding Cosmetic Laser Surgery - part 10 pot
... of,39 40 ; treatment with, 43 44 purpura, 44 , 45 , 46 , 78Q-switch, 35, 40 , 41 Q-switched lasers, 34, 40 , 41 , 46 , 47 , 48 , 49 , 78; for treating benignpigmented lesions, 41 ; for treatingtattoos, 40 41 quantum ... 29, 38, 39, 40 , 43 44 ; laser treatment of, 43 44 post inflammatory hyperpigmenta-tion, 20post-traumatic scars. See scars, post-traumaticpulsed dye laser, 30, 38, 39 40 , 43 , 44 , 45 , 46 , 78; development ... 34, 48 anesthesia, 43 , 44 , 45 , 46 , 47 , 49 ,53, 54, 60, 61, 62, 66, 71, 72, 73, 74, 76, 77; for CO2 laser resurfacing, 60–62; forerbium:YAG laser resurfacing,53– 54; tumescent, 71–73argon laser, ...
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