Methods of Operation, 392; _Küster-Bergmann (Schwartze-Stacke) Operation_, 393; _Wolf’s Operation_, 396; _Stacke’s Operation_, 397; _Preservation of the Ossicles and Tympanic Membrane_, 399. The Formation of Post-meatal Skin Flaps, 401. Closure of the Wound, 404. Skin-grafting after the Mastoid Operation, 405. After-treatment of the Case, 410. Difficulties and Dangers of the Operation, 412. Results, 415 391-416 CHAPTER VII OPERATIONS UPON THE LABYRINTH General Considerations, 417. Indications, 417. Surgical Anatomy, 420. Methods of Operating, 421; _Curetting a Localized Lesion of Wall_, 421; _Opening the Vestibule_, 422; _Removal of the Cochlea_, 424; _Extirpation of the Labyrinth_, 425 417-428 CHAPTER VIII OPERATIONS FOR EXTRA-DURAL ABSCESS AND MENINGITIS OF OTITIC ORIGIN On Intracranial Complications in General, 429. Operations for Extra-dural Abscess, 430. Operations for Meningitis of Otitic Origin, 433 429-438 CHAPTER IX OPERATIONS FOR LATERAL SINUS THROMBOSIS OF OTITIC ORIGIN General Considerations, 439. Exposure of the Lateral Sinus, 440. Opening of the Lateral Sinus, 442. Ligature of the Jugular Vein, 446. Exposure of the Jugular Bulb, 454 439-458 CHAPTER X OPERATIONS FOR INTRACRANIAL ABSCESS OF OTITIC ORIGIN Indications, 459. Operation, 460. After-treatment, 469. Complications, 469. Prognosis and subsequent Progress, 470. Recurrence of Symptoms, 471 459-471 SECTION IV OPERATIONS UPON THE LARYNX AND TRACHEA By W. DOUGLAS HARMER, M.C. (Cantab.), F.R.C.S. (Eng.) Surgeon to the Throat and Nose Department, St. Bartholomew’s Hospital. CHAPTER I ENDOLARYNGEAL OPERATIONS Indications, 475. Operation by Indirect Laryngoscopy, 477. Operation by Direct Laryngoscopy, 479 475-486 CHAPTER II EXTRA-LARYNGEAL OPERATIONS Thyrotomy, 487. Hemi-laryngectomy, 495. Anatomy of the Laryngeal Lymphatics, 496. Total Laryngectomy, 498. Comparative Results of Extra-laryngeal Operations, 502. Infrathyreoid Laryngotomy, 510 487-516 CHAPTER III OPERATIONS UPON THE TRACHEA Tracheotomy, 517; _in Diphtheria_, 526; _in Conditions other than Diphtheria_, 544. Tracheo-fissure and Resection of the Trachea, 546 517-548 CHAPTER IV INTUBATION OF THE LARYNX Intubation v. Tracheotomy in Diphtheria, 549. Indications, 552. Operation, 553. Difficulties, 555. After-treatment, 556. Complications, 557 549-558 CHAPTER V TRACHEOSCOPY AND BRONCHOSCOPY Indications, 559. Tracheoscopy, 560. Upper Bronchoscopy, 562. Lower Bronchoscopy, 562. Complications, 563. Results, 566 559-566 SECTION V