Ossiculoplasty Atlas · Print-friendly overview

All modules at a glance

One-page summary of all 135 modules across the nine chapters of the Ossiculoplasty Atlas, with chapter headings and per-module level tags. Use the print button below to generate a portable PDF reference, or click through to the full interactive module pages. The companion /glossary, /references, and /progress pages live separately.

Chapter 1 · Foundations & Anatomy of the Middle Ear

How the middle ear, ossicular chain, and its blood supply set the stage for hearing reconstruction.

Module 01
Foundations and Anatomy of the Middle Ear: Chapter Overview
FTC
Module 02
The Tympanic Cavity: Walls, Recesses, and Surgical Landmarks
FTC
Module 03
Anatomy of the Ossicular Chain: Malleus, Incus, and Stapes
FTC
Module 04
The Malleus: Manubrium, Head, and Tympanic Membrane Coupling
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Module 05
The Incus: Long Process Vulnerability and the Lenticular Joint
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Module 06
The Stapes and Oval Window: Superstructure, Crura, and Footplate
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Module 07
Blood Supply of the Ossicles and Ischemic Necrosis
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Module 08
Suspensory Ligaments and Synovial Joints of the Ossicles
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Module 09
Tensor Tympani and Stapedius: Protective Muscle Reflexes
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Module 10
The Facial Nerve in the Middle Ear: Course and Surgical Hazards
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Module 11
Embryology of the Ossicles: Branchial Arch Origins
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Module 12
The Eustachian Tube and Middle Ear Ventilation
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Module 13
Middle Ear Mucosa, Gas Exchange, and Mucosal Health
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Module 14
The Round Window, Oval Window, and Cochlear Interface
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Module 15
Temporal Bone Surgical Anatomy for the Otologist
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Chapter 2 · Acoustics, Mechanics & Classification Systems

The transformer mechanism, impedance matching, and the grading systems that organize reconstruction.

Module 01
Acoustics, Mechanics and Classification Systems: Chapter Overview
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Module 02
Impedance Matching and the Air-Fluid Mismatch
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Module 03
The Areal Ratio: Tympanic Membrane to Footplate Hydraulic Gain
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Module 04
The Ossicular Lever and Catenary Mechanisms
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Module 05
Biomechanics of the Ossicular Chain in Motion
TC
Module 06
Sound Transmission from Drum to Cochlear Fluids
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Module 07
How Ossicular Defects Degrade Sound Transmission
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Module 08
Mass, Stiffness, and Coupling in Reconstructed Chains
TC
Module 09
Wullstein's Tympanoplasty Classification: Types I to V
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Module 10
The Austin-Kartush Classification of Ossicular Defects
FTC
Module 11
Bellucci and SPITE: Grading Disease and Surgical Difficulty
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Module 12
The Middle Ear Risk Index (MERI) Explained
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Module 13
The Ossiculoplasty Outcome Parameter Staging (OOPS) Index
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Module 14
Comparing Risk Scores: MERI, OOPS, and the EER
TC
Module 15
Limits of Classification: Toward International Outcome Comparison
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Chapter 3 · Preoperative Evaluation & Patient Selection

Clinical exam, audiometry, imaging, and risk stratification that decide who is reconstructed and how.

Module 01
Preoperative Evaluation and Patient Selection: Chapter Overview
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Module 02
Otoendoscopy and Otomicroscopy of the Diseased Ear
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Module 03
Pure-Tone Audiometry and the Air-Bone Gap
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Module 04
Audiologic Patterns: Discontinuity Versus Fixation
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Module 05
Tympanometry and Impedance Audiometry
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Module 06
Carhart's Notch and Bone Conduction Artifacts
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Module 07
High-Resolution CT of the Temporal Bone
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Module 08
Imaging Ossicular Erosion, Fixation, and Dehiscence
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Module 09
Indications for Ossiculoplasty: When to Reconstruct
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Module 10
Absolute and Relative Contraindications
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Module 11
Primary Versus Staged Ossiculoplasty: Making the Call
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Module 12
Assessing Eustachian Tube Function Before Surgery
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Module 13
Prognostic Factors and Realistic Patient Counseling
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Module 14
Patient Selection in Pediatric and Bilateral Disease
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Module 15
Planning for Intraoperative Surprises and Prosthesis Readiness
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Chapter 4 · Surgical Principles, Anaesthesia & Approaches

Anaesthesia, positioning, surgical corridors, and tympanic membrane elevation for safe ossicular access.

Module 01
Surgical Principles, Anaesthesia and Approaches: Chapter Overview
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Module 02
The Surgical Philosophy of Ossicular Chain Reconstruction
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Module 03
Anaesthesia for Middle Ear Surgery: General and Local
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Module 04
Patient Positioning, Draping, and Microscope Setup
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Module 05
The Transcanal Approach to the Middle Ear
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Module 06
The Endaural Approach: Incisions and Exposure
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Module 07
The Postauricular Approach and Wide Exposure
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Module 08
Raising the Tympanomeatal Flap Safely
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Module 09
Tympanic Membrane Elevation and Annulus Management
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Module 10
Canal Wall Up Versus Canal Wall Down and Hearing
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Module 11
Mastoidectomy as a Platform for Reconstruction
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Module 12
Staging Strategy: The Healed Drum as a Prerequisite
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Module 13
Tympanic Membrane Reconstruction and Prosthesis Coupling
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Module 14
Maintaining Middle Ear Aeration and Preventing Adhesions
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Module 15
Principles of Complication Avoidance in Ear Surgery
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Chapter 5 · Grafts & Reconstruction Materials

Cartilage, autograft ossicles, cortical bone, homografts, and bone cement for ossicular and TM repair.

Module 01
Grafts and Reconstruction Materials: Chapter Overview
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Module 02
Sculpted Autograft Incus Interposition
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Module 03
Cortical Bone Autograft Columellae
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Module 04
Cartilage Shield and Palisade Tympanoplasty
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Module 05
Cartilage Interposition at the Prosthesis-Drum Interface
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Module 06
Acoustic Effects of Cartilage Thickness and Geometry
TC
Module 07
Homograft Ossicles and Tympano-Ossicular Allografts
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Module 08
Temporalis Fascia and Perichondrium Grafts
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Module 09
Bone Cement Ossiculoplasty for Short Defects
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Module 10
Indications and Pitfalls of Glass Ionomer and HA Cement
TC
Module 11
Autograft Versus Alloplast: Choosing the Material
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Module 12
Biocompatibility, Resorption, and Foreign Body Response
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Module 13
Remodeling and Repositioning Native Ossicular Remnants
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Module 14
Harvesting Cartilage, Fascia, and Bone Grafts
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Module 15
Material Science of the Middle Ear Environment
TC

Chapter 6 · Prostheses — Types, Biomechanics & Selection

PORP and TORP designs, materials science, biomechanical stability, and evidence-based prosthesis choice.

Module 01
Prostheses Types, Biomechanics and Selection: Chapter Overview
FTC
Module 02
Criteria for the Ideal Ossicular Prosthesis
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Module 03
Lessons from Abandoned Materials: Plastipore and Ceravital
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Module 04
Hydroxyapatite Prostheses and Osseointegration
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Module 05
Titanium Ossicular Prostheses: Light, Stiff, and MRI-Safe
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Module 06
Fluoroplastic and Teflon Prosthesis Designs
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Module 07
PORP Design and Biomechanics
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Module 08
TORP Design and Biomechanics
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Module 09
PORP Versus TORP: Matching Prosthesis to Residual Chain
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Module 10
Coupling and Stability at the Prosthesis Interfaces
TC
Module 11
Prosthesis Length, Angulation, and Tension
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Module 12
Malleus-Coupling and Notched Prosthesis Designs
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Module 13
Bioactive and Composite Prosthesis Coatings
TC
Module 14
An Evidence-Based Prosthesis Selection Algorithm
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Module 15
Self-Crimping and Smart Stapes Prosthesis Systems
TC

Chapter 7 · Reconstruction Techniques by Defect Pattern

Tailoring incus interposition, PORP, and TORP reconstruction to each malleus and stapes defect pattern.

Module 01
Reconstruction Techniques by Defect Pattern: Chapter Overview
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Module 02
Malleus-Present, Stapes-Present Reconstruction
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Module 03
Incus Interposition Step by Step
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Module 04
Malleus-Absent Reconstruction Strategies
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Module 05
PORP onto a Mobile Stapes Superstructure
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Module 06
TORP onto the Stapes Footplate
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Module 07
Reconstruction on a Mobile Versus Fixed Footplate
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Module 08
Managing Malleus Head Fixation and Epitympanic Disease
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Module 09
Combined Stapedotomy and Ossiculoplasty
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Module 10
Reconstructing Congenital Ossicular Anomalies
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Module 11
Ossiculoplasty in Tympanosclerosis
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Module 12
Reconstruction in the Cholesteatoma Ear
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Module 13
Revision Ossiculoplasty for Failed Reconstruction
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Module 14
Intraoperative Tricks for Prosthesis Stabilization
TC
Module 15
Choosing Autograft Versus Prosthesis by Defect Pattern
FTC

Chapter 8 · Outcomes, Prognosis & Complications

Air-bone gap reporting, prognostic scores, extrusion and SNHL, and evidence-based long-term results.

Module 01
Outcomes, Prognosis and Complications: Chapter Overview
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Module 02
Air-Bone Gap as the Core Outcome Measure
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Module 03
Belfast, Glasgow, and AAO-HNS Reporting Standards
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Module 04
Pitfalls in Reporting and Comparing Hearing Results
TC
Module 05
Prognostic Factors Revisited: What Drives Outcome
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Module 06
Impact of Malleus and Stapes Status on Results
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Module 07
Middle Ear Pathology, Atelectasis, and Outcome
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Module 08
Applying and Validating Prognostic Scoring Systems
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Module 09
Prosthesis Extrusion: Mechanisms and Prevention
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Module 10
Prosthesis Displacement, Tilting, and Refixation
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Module 11
Sensorineural Hearing Loss After Ossiculoplasty
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Module 12
Immediate Postoperative Complications
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Module 13
Delayed Complications and Late Failure
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Module 14
Systematic Reviews and Meta-Analyses of Ossiculoplasty
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Module 15
Patient-Reported Outcomes and Quality of Life
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Chapter 9 · Recent Advances & Future Directions

Endoscopic ossiculoplasty, 3D-printed and bioactive prostheses, regenerative tissue engineering, and AI planning.

Module 01
Recent Advances and Future Directions: Chapter Overview
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Module 02
Endoscopic Ossiculoplasty: Technique and Evidence
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Module 03
Endoscopic Versus Microscopic Reconstruction
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Module 04
3D-Printed Patient-Specific Prostheses
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Module 05
From CT to Custom Implant: The Digital Pipeline
TC
Module 06
Bioactive and Antibacterial Prosthesis Coatings
TC
Module 07
Regenerative Medicine for Ossicular Tissue
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Module 08
Stem Cell Approaches to Middle Ear Reconstruction
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Module 09
Biomimetic Scaffolds for Ossicular Regeneration
TC
Module 10
Finite Element Modeling of the Reconstructed Ear
TC
Module 11
Artificial Intelligence in Ossiculoplasty Planning
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Module 12
AI-Driven Outcome Prediction and Risk Modeling
TC
Module 13
Robotics and Navigation in Middle Ear Surgery
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Module 14
Tissue-Engineered Tympanic Membranes
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Module 15
Future Perspectives and Unmet Needs in Hearing Restoration
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