Understanding Cosmetic Laser Surgery - part 3 docx
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 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, ... the next chapter, the spe-cial properties of lasers can be used to great advantage by cosmetic surgeons.What Is It Like to Be Treated with a Nonsurgical Laser? / 51 Laser Treatment of TattoosBlack...
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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 ... damaged the skin, the more dra-matic will be the likely improvement.) Incisional laser surgery, espe-cially blepharoplasty, produces the same results as conventional surgery, only with much less...
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Understanding Cosmetic Laser Surgery - part 3 ppt
... pigments such as those present in birth-marks and exogenous pigments such as those present in tattoos canproduce cosmetically objectionable skin lesions. Cosmetic lasershave been developed to treat ... evident in skin from sun-exposed areasthan in skin from sun-protected areas. In this type of “controlledexperiment” the chronological age of skin from the two sites is iden-tical. All of the additional ... barrier func-tion. Epidermal failure would be a life-threatening problem, becausethe person would literally dry up. In other words, nobody ever diesof “old skin” as they do when other life-sustaining...
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Understanding Cosmetic Laser Surgery - part 1 doc
... 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.L34 2004617.9Ј52—dc22 20 030 18609British ... Estridge121110090807060504 432 1ϱLibrary 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 ... 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 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 5 potx
... Lasers Used to Improve the Skin’s Appearance / 39 the CO2 laser is thus a surgical instrument because it alters the over-all structure of the skin.The first CO2lasers used for cutaneous surgery ... 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 ... 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...
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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. ... 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 ... 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...
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Understanding Cosmetic Laser Surgery - part 8 pdf
... 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 ... 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 canresult ... 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 10 pot
... 19, 21, 22, 38 , 39 , 43, 44, 45, 57chromophore, 29, 30 32 , 34 , 35 , 37 ,40, 41, 49, 51; definition of, 30 ; astarget of laser, 30 ; water as, 35 , 37 Coblation, 80–81; vs. erbium:YAG laser, 81coherence, ... 12, 13, 16, 19, 20, 21,22, 23, 30 32 , 41, 46, 50, 51, 58,79; absorption spectrum of, 31 ; aschromophore, 30 melanocyte, 11, 12, 13, 16, 19, 22, 23, 24, 30 , 58melanocytic nevi, 22– 23; laser treatment ... hyperpigmenta-tion, 20post-traumatic scars. See scars, post-traumaticpulsed dye laser, 30 , 38 , 39 –40, 43, 44, 45, 46, 78; development of, 39 –40; treatment with, 43 44purpura, 44, 45, 46, 78Q-switch,...
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