Karl Hörmann Thomas Verse Surgery for Sleep-Disordered Breathing Karl Hörmann Thomas Verse Surgery for Sleep-Disordered Breathing With 92 Figures,Mostly in Colour, and 32 Tables 123 Karl Hörmann,Prof.Dr. Thomas Verse,Dr. University Hospital Mannheim Department ofOtorhinolaryngology, Head and Neck Surgery Theodor-Kutzer-Ufer 1-3 68167 Mannheim,Germany ISBN-10 3-540-21951-X Springer Berlin Heidelberg New York ISBN-13 978-3-540-21951-4 Springer Berlin Heidelberg New York Library ofCongress Control Number:2004118428 The use of general descriptive names, registered names,trademarks,etc.in this publication does not This work is subject to copyright. All rights are imply,even in the absence ofa specific statement,that reserved,whether the whole or part ofthe material is such names are exempt from the relevant protective concerned, specifically the rights of translation, laws and regulations and therefore free for general use. reprinting, reuse of illustrations, recitation, broad- casting,reproduction on microfilm or in any other Product liability: The publishers cannot guarantee way,and storage in data banks.Duplication of this the accuracy of any information about dosage and publication or parts thereofis permitted only under application contained in this book.In every individ- the provisions ofthe German Copyright Law ofSep- ual case the user must check such information by tember 9,1965,in its current version,and permission consulting the relevant literature. for use must always be obtained from Springer-Ver- lag.Violations are liable for prosecution under the Editor:Marion Philipp,Heidelberg German Copyright Law. Desk editor:Martina Himberger,Heidelberg Production:ProEdit GmbH,Elke Beul-Göhringer, Springer is a part of Springer Science+ Heidelberg Business Media Cover design:Estudio Calamar,F.Steinen-Broo, Pau/Girona,Spain springeronline.com Typesetting and reproduction ofthe figures: AM-productions GmbH,Wiesloch © Springer-Verlag Berlin Heidelberg 2005 Printed in Germany Printed on acid-free paper 24/3150beu-göh 5 4 3 2 1 0 Preface Sleep disordered breathing (SDB) is ofgrow- servative and apparative treatment modali- ing interest. To address the importance to ties. the public health,it has been shown in 1993 Referring to the present literature ofsleep that 9% of middle-aged women and 24% of medicine especially concerning surgical pro- middle-aged men suffer from SDB with con- cedures, we tried to summarize the recent secutive cardiovascular disorders. It is sug- knowledge in this field.We want to give gen- gested that the prevalence of undiagnosed eral advice as well as specific hints for the sur- SDB is much higher. Among these patients gical treatment ofsleep disordered breathing. the obstructive sleep apnea syndrome On the following pages we present standard (OSAS) plays the most important subgroup surgical procedures as well as special con- with cessations of breathing during sleep cepts concerning sleep surgery.In considera- (apnea) and symptoms like snoring,daytime tion to our own clinical experience of more sleepiness and hypersomnolence with loss than 15 years this book gives advices in indi- in concentration. Nasal continuous positive cations and contraindications of each surgi- airway pressure (nCPAP) ventilation is the cal procedure and explains the postoperative gold standard in the treatment ofobstructive care.We hope,that this book will become a sleep apnea (OSA). Unfortunately nCPAP helpful guidebook for all surgeons with spe- ventilation does not exceed long-term com- cial interest in modern sleep medicine. pliance rates of much more than 60 percent. To address these patients several alternatives Mannheim,February 2005 exist.Beyond conservative therapies various surgical concepts become more important. For more than 15 years now,we give special intent to the field of surgery in sleep medi- Acknowledgments cine. Our sleep laboratory by now encom- We thank Mr.Gregor Bran for his help with the passes 20 cardiorespiratory polysomnogra- figures in this book. phies each night.Per year we perform almost 1000 surgical procedures for sleep disordered Karl Hörmann,Prof.Dr. breathing apart from numerous other con- Thomas Verse,Dr. Contents Chapter 1 Chapter 6 Sleep-Disordered Breathing . . . . . . . . . . 1 Palatal Surgery. . . . . . . . . . . . . . . . . . . . . . 21 6.1 Tonsils . . . . . . . . . . . . . . . . . . . . . . . 21 Chapter 2 6.1.1 Tonsillectomy and Tonsillotomy 21 General Aspects ofTherapy . . . . . . . . . . . 3 6.1.1.1 Children . . . . . . . . . . . . . . . . . . . . . 21 6.1.1.2 Adults . . . . . . . . . . . . . . . . . . . . . . . 25 Chapter 3 6.1.2 Radiofrequency Surgery Identifying the Site ofObstruction . . . . 9 ofthe Tonsils . . . . . . . . . . . . . . . . . 26 3.1 Pressure Measurements . . . . . . . . 9 6.1.2.1 Principle ofInterstitial 3.2 Flexible Endoscopy . . . . . . . . . . . . 10 Radiofrequency Surgery. . . . . . . . 26 3.3 Analysis ofthe Respiratory 6.1.2.2 Surgical Technique . . . . . . . . . . . . 28 Sounds During Sleep. . . . . . . . . . . 10 6.1.2.3 Effectiveness for SDB . . . . . . . . . . 29 3.4 Further Imaging Procedures . . . . 10 6.1.2.4 Postoperative Care and Complications . . . . . . . . . . . . 29 Chapter 4 6.1.2.5 Indications Nasal Surgery . . . . . . . . . . . . . . . . . . . . . . . 00 and Contraindications . . . . . . . . . 29 4.1 Effectiveness ofTreatment. . . . . . 13 6.2 Uvulopalatopharyngoplasty . . . . 30 4.1.1 Effectiveness 6.2.1 Surgical Technique . . . . . . . . . . . . 30 for Simple Snoring. . . . . . . . . . . . . 13 6.2.2 Effectiveness 4.1.2 Effectiveness for Simple Snoring . . . . . . . . . . . . 34 for Obstructive Sleep Apnea . . . . 14 6.2.2.1 Comparison ofDifferent Soft 4.2 Postoperative Care Palate Surgical Techniques. . . . . . 34 and Complications. . . . . . . . . . . . . 15 6.2.3 Effectiveness for OSA . . . . . . . . . . 35 4.3 Indications 6.2.4 Postoperative Care and Contraindications . . . . . . . . . 16 and Complications . . . . . . . . . . . . 36 4.4 Impact ofNasal Surgery 6.2.5 Indications on Nasal CPAP Treatment . . . . . . 16 and Contraindications . . . . . . . . . 40 4.5 Conclusion . . . . . . . . . . . . . . . . . . . 17 6.3 Uvulopalatal Flap. . . . . . . . . . . . . . 41 6.3.1 Surgical Technique . . . . . . . . . . . . 41 Chapter 5 6.3.2 Effectiveness for SDB . . . . . . . . . . 43 Nasopharyngeal Surgery . . . . . . . . . . . . . 00 6.3.3 Postoperative Care 5.1 Effectiveness ofTreatment. . . . . . 19 and Complications . . . . . . . . . . . . 44 5.1.1 Corticosteroids. . . . . . . . . . . . . . . . 19 6.3.4 Indications 5.1.2 Nasopharyngeal Tubes . . . . . . . . . 19 and Contraindications. . . . . . . . . . 45 5.1.3 Surgical Treatment . . . . . . . . . . . . 20 6.4 Laser-Assisted 5.2 Postoperative Care Uvulopalatoplasty . . . . . . . . . . . . . 46 and Complications. . . . . . . . . . . . . 20 6.4.1 Surgical Techniques. . . . . . . . . . . . 46 5.3 Indications 6.4.2 Effectiveness and Contraindications . . . . . . . . . 20 for Simple Snoring. . . . . . . . . . . . . 50 6.4.2.1 Laser Uvulopalatoplasty. . . . . . . . 51 VIII Contents 6.4.2.2 Mucosal Strip Technique . . . . . . . 51 7.2.3 Ongoing Modification 6.4.2.3 Laser-Assisted by Hörmann. . . . . . . . . . . . . . . . . . 78 Uvulopalatoplasty . . . . . . . . . . . . . 52 7.2.4 Effectiveness 6.4.3 Effectiveness for OSA . . . . . . . . . . 52 for Sleep-Disordered Breathing. . 81 6.4.4 Postoperative Care 7.2.5 Postoperative Care and Complications . . . . . . . . . . . . 54 and Complications . . . . . . . . . . . . 81 6.4.4.1 Pain . . . . . . . . . . . . . . . . . . . . . . . . . 56 7.2.6 Indications 6.4.5 Indications and Contraindications . . . . . . . . . 82 and Contraindications . . . . . . . . . 56 7.3 Tongue Base Reduction . . . . . . . . 82 6.5 Radiofrequency Surgery 7.3.1 Surgical Technique . . . . . . . . . . . . 83 ofthe Soft Palate . . . . . . . . . . . . . . 57 7.3.2 Effectiveness for OSA . . . . . . . . . . 85 6.5.1 Surgical Technique . . . . . . . . . . . . 58 7.3.3 Postoperative Care 6.5.2 Effectiveness and Complications . . . . . . . . . . . . 86 for Simple Snoring . . . . . . . . . . . . 59 7.3.4 Indications 6.5.3 Effectiveness for OSA . . . . . . . . . . 61 and Contraindications . . . . . . . . . 86 6.5.4 Postoperative Care 7.4 Tongue Suspension . . . . . . . . . . . . 87 and Complications . . . . . . . . . . . . 62 7.4.1 Surgical Technique . . . . . . . . . . . . 87 6.5.5 Indications 7.4.2 Effectiveness and Contraindications . . . . . . . . . 62 for Simple Snoring . . . . . . . . . . . . 88 6.6 Palatal Implants. . . . . . . . . . . . . . . 63 7.4.3 Effectiveness for OSA . . . . . . . . . . 88 6.6.1 Surgical Technique . . . . . . . . . . . . 63 7.4.4 Postoperative Care 6.6.2 Effectiveness and Complications . . . . . . . . . . . . 89 for Simple Snoring . . . . . . . . . . . . 65 7.4.5 Indications 6.6.3 Postoperative Care and Contraindications . . . . . . . . . 89 and Complications . . . . . . . . . . . . 65 6.6.4 Indications Chapter 8 and Contraindications . . . . . . . . . 65 Maxillofacial Surgeries . . . . . . . . . . . . . . . 00 6.7 Other Soft Palate Procedures. . . . 66 8.1 Genioglossus Advancement. . . . . 91 6.7.1 Uvulectomy . . . . . . . . . . . . . . . . . . 66 8.1.1 Surgical Technique . . . . . . . . . . . . 91 6.7.2 Palatal Stiffening Operation. . . . . 66 8.1.2 Effectiveness for OSA . . . . . . . . . . 92 6.7.3 Injection Snoreplasty . . . . . . . . . . 68 8.1.3 Postoperative Care 6.7.4 Transpalatal and Complications . . . . . . . . . . . . 93 Advancement Pharyngoplasty. . . 69 8.1.4 Indications and Contraindications . . . . . . . . . 93 Chapter 7 8.2 Maxillomandibular Lower Pharyngeal Airway Procedures . . 00 Advancement . . . . . . . . . . . . . . . . . 94 7.1 Radiofrequency Surgery 8.2.1 Surgical Technique . . . . . . . . . . . . 94 ofthe Base ofTongue . . . . . . . . . . 71 8.2.1.1 Surgery on the Upper Jaw. . . . . . . 94 7.1.1 Surgical Technique . . . . . . . . . . . . 71 8.2.1.2 Surgery on the Lower Jaw. . . . . . . 95 7.1.2 Effectiveness 8.2.2 Effectiveness for Simple Snoring . . . . . . . . . . . . 73 ofMaxillomandibular 7.1.3 Effectiveness for OSA . . . . . . . . . . 73 Advancement for OSA . . . . . . . . . 96 7.1.4 Postoperative Care 8.2.3 Postoperative Care and Complications . . . . . . . . . . . . 75 and Complications . . . . . . . . . . . . 97 7.1.5 Indications 8.2.4 Indications and Contraindications . . . . . . . . . 76 and Contraindications . . . . . . . . . 98 7.2 Hyoid Suspension . . . . . . . . . . . . . 77 8.3 Distraction Osteogenesis . . . . . . . 99 7.2.1 Original Surgical Technique 8.3.1 Mandibular (1986). . . . . . . . . . . . . . . . . . . . . . . . 77 Distraction Osteogenesis . . . . . . . 99 7.2.2 First Modification (1994) . . . . . . . 78 8.3.1.1 Surgical Technique . . . . . . . . . . . . 100 Contents IX 8.3.2 Maxillary-Midfacial 10.3 Indications Distraction Osteogenesis . . . . . . . 100 and Contraindications . . . . . . . . . 120 8.3.2.1 Surgical Technique . . . . . . . . . . . . 101 10.4 Multi-Level Surgery 8.3.3 Efficiency ofDistraction in Children . . . . . . . . . . . . . . . . . . . 121 Osteogenesis for OSA . . . . . . . . . . 102 8.3.4 Complications Chapter 11 and Postoperative Care. . . . . . . . . 105 Tracheotomy. . . . . . . . . . . . . . . . . . . . . . . . 00 8.3.5 Indications 11.1 Surgical Technique . . . . . . . . . . . . 123 and Contraindications . . . . . . . . . 105 11.2 Effectiveness for OSA . . . . . . . . . . 123 11.3 Postoperative Care Chapter 9 and Complications . . . . . . . . . . . . 124 Laryngeal Obstructive Sleep Apnea . . . . 00 11.4 Indications 9.1 Pediatric Laryngeal OSA . . . . . . . 107 and Contraindications . . . . . . . . . 125 9.1.1 Surgical Techniques. . . . . . . . . . . . 108 9.1.2 Effectiveness Chapter 12 for Sleep-Disordered Breathing. . 110 Bariatric Surgery . . . . . . . . . . . . . . . . . . . . 00 9.1.3 Postoperative Care 12.1 Effectiveness for OSA . . . . . . . . . . 127 and Complications . . . . . . . . . . . . 110 12.2 Postoperative Care 9.1.4 Indications and Complications . . . . . . . . . . . . 128 and Contraindications . . . . . . . . . 111 12.3 Indications 9.2 Adult Laryngeal OSA . . . . . . . . . . 111 and Contraindications . . . . . . . . . 129 9.2.1 Surgical Techniques . . . . . . . . . . . 112 9.2.2 Effectiveness Chapter 13 for Sleep-Disordered Breathing. . 113 Anesthesiologic Airway Management . . 00 9.2.3 Postoperative Care 13.1 Implications in Patients and Complications . . . . . . . . . . . . 113 with OSA. . . . . . . . . . . . . . . . . . . . . 131 9.2.4 Indications 13.2 Strategies for Intubation and Contraindications . . . . . . . . . 113 in Patients with a Known or Suspected Difficult Airway . . . 132 Chapter 10 13.3 Life-Threatening Situations . . . . . 134 Multi-Level-Surgery . . . . . . . . . . . . . . . . . 00 13.4 Extubating 10.1 Surgical Concepts . . . . . . . . . . . . . 115 the Difficult Airway. . . . . . . . . . . . 134 10.1.1 Effectiveness ofMinimally 13.5 Postoperative Care. . . . . . . . . . . . . 135 Invasive Multi-Level Surgery 13.6 Documentation . . . . . . . . . . . . . . . 135 for Mild to Moderate OSA . . . . . . 115 10.1.2 Effectiveness References . . . . . . . . . . . . . . . . . . . . . . . . . . 137 ofMulti-Level Surgery for Moderate to Severe OSA. . . . . 116 Subject Index . . . . . . . . . . . . . . . . . . . . . . . 159 10.2 Postoperative Care and Complications . . . . . . . . . . . . 119 Contributors Karl Hörmann,M.D. Joachim T.Maurer,M.D. Professor,Head ofthe Department Head ofSleep Disorders Center ofOtorhinolaryngology, Department ofOtorhinolaryngology, Head and Neck Surgery Head and Neck Surgery University Hospital Mannheim,Germany University Hospital Mannheim,Germany Thomas Verse,M.D. Wolfgang Pirsig,M.D. Associate Professor Professor,Department Department ofOtorhinolaryngology, ofOtorhinolaryngology, Head and Neck Surgery Head and Neck Surgery University Hospital Mannheim,Germany University ofUlm,Germany Joachim Schmeck,M.D. With Contributions from Associate Professor Department ofAnesthesiology Harald V.Genzwuerker,M.D. and Operative Intensive Care Medicine Department ofAnesthesiology University Hospital Mannheim,Germany and Operative Intensive Care Medicine University Hospital Mannheim,Germany Boris A.Stuck,M.D. Associate Professor Thomas Hierl,M.D.,D.D.S. Department ofOtorhinolaryngology, Associate Professor,Department Head and Neck Surgery ofOral and Maxillofacial Plastic Surgery University Hospital Mannheim,Germany University ofLeipzig,Germany Abbreviations ACP Antral choanal polyp MLP Midline partial glossectomy AHI Apnea hypopnea index.Number MLS Multi-level surgery ofapneas and hypopneas that MMA Maxillomandibular advancement occur per hour ofsleep MO Mandibular osteotomy with AI Apnea index.The number of genioglossus advancement apneas that occur per hour ofsleep MRI Magnet resonance imaging ATE Adenotonsillectomy MST Mucosal strip technique;a surgical BMI Body mass index.A measure procedure for simple snoring ofweight compared to height, nCPAP Nasally applied continuous positive calculated as weight in kilograms airway pressure divided by height in meters squared NSAID Non-steroidal anti-inflammatory (healthy:18.5–24.9kg/m2; drugs overweight 25–29.9kg/m2; ODI Oxygen desaturation index. obesity >30kg/m2; Number ofoxygen desaturations morbid obesity >40kg/m2) >4% that occur per hour ofsleep BSSO Bilateral sagittal split osteotomy OSA Obstructive sleep apnea CAPSO Cautery-assisted palatal stiffening PAS Posterior airway space operation PSG Polysomnography.A graphic CPAP Continuous positive airway pres- measurement ofsleep and sure.Gold standard treatment cardiorespiratory parameters ofobstructive sleep apnea and the RDI Respiratory disturbance index. upper airway resistance syndrome The number ofrespiratory events CT Computer tomography that occur per hour ofsleep DOG Distraction osteogenesis (equivalent to AHI) EBM Evidence-based medicine RFQ Radiofrequency.An interstitial ECG Electrocardiogram thermal ablative technique to ESS Epworth Sleepiness Scale.A subjec- reduce hypertrophy ofsoft tissues tive measurement ofsleepiness. and produce scarification FFT Fast Fourrier transformation SDB Sleep-disordered breathing. HS Hyoid suspension.A surgical An inclusive term that denotes procedure for OSA all respiratory abnormalities LAUP Laser-assisted uvulopalatoplasty. during sleep A surgical procedure for simple SI Snoring index snoring STS Sodium tetradecyl sulfate LUPP Laser uvulopalatoplasty.A surgical TAP Transpalatal advancement procedure for simple snoring pharyngoplasty;a surgical MAD Mandibular advancement device. procedure for OSA An oral appliance that moves TE Tonsillectomy the lower jaw forward against TT Tonsillotomy the upper jaw UARS Upper airway resistance syndrome