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Cosmetic and Reconstructive Surgery of Congenital Ear Deformities, An Issue of Facial Plastic Surgery Clinics of North America, E-Book

Cosmetic and Reconstructive Surgery of Congenital Ear Deformities, An Issue of Facial Plastic Surgery Clinics of North America, E-Book

Scott Stephan

(2017)

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Book Details

Abstract

This issue of Facial Plastic Surgery Clinics, Guest Edtied by Dr. Scott Stephan, is devoted to Cosmetic and Reconstructive Surgery of Congenital Ear Deformities. Articles in this issue include: Molding Therapy for Infants with Deformational Auricular Anomalies; Evidence-based Review of Otoplasty Techniques; Cosmetic Otoplasty; Otoplasty for Congenital Auricular Malformations; Autologous Rib Microtia Reconstruction: Nagata Rechnique; Autologous Rib Microtia Reconstruction: Modified Brent Technique; Porous Polyethylene Microtia Reconstruction; Atresiaplasty in Congenital Aural Atresia; and Auricular Prosthesis.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Cosmetic andReconstructive Surgeryof Congenital EarDeformities\r i
Copyright\r ii
Contributors iii
CONSULTING EDITOR iii
EDITOR iii
AUTHORS iii
Contents v
Preface: Cosmetic and Reconstructive Surgery of Congenital Ear Deformities v
Nonsurgical Management of Congenital Auricular Anomalies v
Surgical Otoplasty: An Evidence-Based Approach to Prominent Ears Correction v
Cosmetic Otoplasty v
Otoplasty for Congenital Auricular Malformations v
Autologous Rib Microtia Construction: Nagata Technique vi
Pediatric Microtia Reconstruction with Autologous Rib: Personal Experience and Technique with 1000 Pediatric Patients with ... vi
Auricular Reconstruction Using Porous Polyethylene Implant Technique vi
Atresiaplasty in Congenital Aural Atresia: What the Facial Plastic Surgeon Needs to Know vi
Auricular Prostheses in Microtia vii
FACIAL PLASTIC SURGERY CLINICS\rOF NORTH AMERICA\r viii
FORTHCOMING ISSUES viii
May 2018 viii
August 2018 viii
November 2018 viii
RECENT ISSUES viii
November 2017 viii
August 2017 viii
May 2017 viii
Preface\r ix
Cosmetic and Reconstructive Surgery of Congenital Ear Deformities ix
Nonsurgical Management of Congenital Auricular Anomalies 1
Key points 1
INTRODUCTION 1
HISTORY OF TECHNIQUE 2
CURRENT METHODOLOGY 2
Timing of Molding 2
Patient Selection 3
Available Molds 3
Technique 4
Application of EarWell Prefabricated Molding Device 4
Application of Custom or Prefabricated Wire 4
Treatment Course 4
Complications 4
EVIDENCE 4
CHALLENGES AND CONTROVERSIES 6
FUTURE DIRECTIONS 7
REFERENCES 7
Surgical Otoplasty 9
Key points 9
INTRODUCTION 9
PATIENT ASSESSMENT 9
ANATOMY 10
PROMINENT EAR CORRECTION TECHNIQUES 11
Cartilage-Cutting Techniques 11
Anterior Scoring or Burring 11
Posterior Suturing 12
Incisionless Otoplasty 14
Implants 14
Comparative Studies 15
Secondary Otoplasty 16
Other Techniques 16
SUMMARY 16
REFERENCES 16
Cosmetic Otoplasty 19
Key points 19
INTRODUCTION 19
EMBRYOLOGY 19
SURFACE ANATOMY 20
NEUROVASCULAR SUPPLY 20
AURICULAR MUSCULATURE 20
NORMAL ANTHROPOMETRIC FEATURES 20
PROMINAURIS 22
OTOPLASTY HISTORY 22
OTOPLASTY FOR PROMINAURIS TECHNIQUES: CARTILAGE-CUTTING VERSUS CARTILAGE-SPARING 23
CARTILAGE-CUTTING OTOPLASTY 23
CARTILAGE-SPARING OTOPLASTY 24
LOBULE MANAGEMENT 25
COMPLICATIONS 27
SUMMARY 28
REFERENCES 28
Otoplasty for Congenital Auricular Malformations 31
Key points 31
INTRODUCTION 31
CRYPTOTIA 31
STAHL EAR 32
CONSTRICTED EAR/CUP EAR/LOP EAR/SATYR EAR 32
MACROTIA 33
TREATMENT TECHNIQUES 33
Cryptotia 34
Stahl Ear 34
Cup Ear 35
Lop Ear 38
Macrotia 38
SUMMARY 38
REFERENCES 38
Autologous Rib Microtia Construction 41
Key points 41
INTRODUCTION 41
EAR LOCATION 41
DIMENSION OF EAR SHAPE 42
EAR SHAPE ANALYSIS 42
PREOPERATIVE PLANNING 43
Timing of Surgery 43
Check the Skin Quality 43
Identify Auricular Rectangle 43
Avoid Dissecting “Preauricular Trapezoid” 44
Managing Hairline 44
Ear-Positioning Template 45
Dystopic Vestige 45
Special Consideration for Secondary Construction 46
SURGICAL TECHNIQUES 46
First Stage 46
Preoperative marking after intubation, before preparation 46
Ear template 46
Lobule split technique 46
Design of anterior lobule flap 47
Design of posterior flap 47
Avoid skin dissection in the “preauricular trapezoid” 47
Skin pocket dissection 47
The amount of subcutaneous pedicle 48
Harvesting rib cartilage 48
Balance between the amount of skin envelope and the height of 3D framework 48
Three-dimensional framework construct 49
Fixation materials for 3D framework 49
Temporary suction to adapt the skin envelope 49
Skin trimming 49
Bolster sutures 49
Postoperative care 49
Second Stage 50
Secondary Ear Reconstruction 51
A case of secondary rib cartilage microtia construction 51
LONG-TERM OUTCOMES 53
COMPLICATIONS 53
Skin Flap Necrosis 53
Infection 53
Cartilage Resorption 54
Wire Extrusion 54
SIMULATION TRAINING 54
SUMMARY 54
REFERENCES 54
Pediatric Microtia Reconstruction with Autologous Rib 57
Key points 57
INTRODUCTION 57
CLASSIFICATION 57
EVALUATION AND MANAGEMENT 58
TIMING OF AUTOLOGOUS CARTILAGE RECONSTRUCTION 58
THE FIRST SURGICAL STAGE (CARTILAGE HARVESTING FROM RIB CAVITY) 59
First-Stage Introduction 59
First-Stage Technique 59
THE SECOND SURGICAL STAGE (FORMATION OF THE EARLOBE AND DEEPENING OF THE CONCHAL BASE) 62
Second-Stage Introduction 62
Second-Stage Technique 62
THE THIRD SURGICAL STAGE (ELEVATION OF THE EAR): HYBRID APPROACH 63
Third-Stage Technique 63
COMPLICATIONS 66
SUMMARY 68
REFERENCES 68
Auricular Reconstruction Using Porous Polyethylene Implant Technique 69
Key points 69
INTRODUCTION 69
AURICULAR ALLOPLASTS 69
CONSIDERATIONS FOR HIGH-DENSITY POROUS POLYETHYLENE 70
TECHNIQUE 70
PREP 70
AFTERCARE 77
DISCUSSION 77
RELIABILITY OF POROUS IMPLANTS 79
COVERAGE OF THE ENTIRE FRAMEWORK WITH THE VASCULARIZED TEMPOROPARIETAL FASCIA FLAP 80
INCLUSION OF THE SUBGALEAL (AREOLAR) FASCIA WITH THE TEMPOROPARIETAL FASCIA FLAP 81
REINFORCEMENT OF THE PHDPE FRAMEWORK 81
OCCIPITAL PARIETAL FLAP 81
HARVEST OF A WIDE-BASED TEMPOROPARIETAL FASCIA FLAP 82
FUTURE DEVELOPMENTS 83
SUMMARY 84
REFERENCES 84
Atresiaplasty in Congenital Aural Atresia 87
Key points 87
INTRODUCTION 87
ASSESSING HEARING 88
HEARING HABILITATION 88
NONSURGICAL REPAIR 89
SURGICAL REPAIR 89
Who Should Perform Microtia/Atresia Surgery? 89
Need for Microtia Reconstruction 89
Surgical Candidacy for Atresia Repair 90
Who Goes First: Reconstructive Surgeon or Otologist? 91
Rib graft microtia repair 91
Medpor/SuPor microtia repair 91
HEARING OUTCOMES 92
IMPORTANT CONSIDERATIONS 93
The Presence of Cholesteatoma 93
The Conchal Bowl and Tragus 93
The Facial Nerve 94
Revision Surgery 94
SUMMARY 94
REFERENCES 95
Auricular Prostheses in Microtia 97
Key points 97
INTRODUCTION 97
COUNSELING OF PATIENTS WITH MICROTIA 98
AURICULAR PROSTHESES AS A TEMPORARY MEASURE 99
AURICULAR PROSTHESES AS A RESCUE PROCEDURE IN FAILED RECONSTRUCTION 99
AURICULAR PROSTHESES AS A DEFINITIVE TREATMENT OPTION 100
OPTIONS FOR RETENTION OF AURICULAR PROSTHESES 100
OSSEOINTEGRATION 101
IMPLANT SYSTEMS 101
PLANNING IMPLANT POSITION 102
SURGICAL TECHNIQUE 102
OUTCOME FOR IMPLANT-RETAINED AURICULAR PROSTHESES 103
SUMMARY 103
REFERENCES 104