Oral Surgery

Nasolabial angle  670(1020±8) Upper lip protrusion   4mm(3±1) Lower lip protrusion   4mm(2±1) Mentolabial sulcus  5(.5) Vertical lip chin ratio  .35(.5) Maxillary incisor exposure  0 mm(2±2) Interlabial gap  0 mm(2±2)   N-ANS   58mm(50±2.4) ANS- Gn  83mm(61.3±3.3) Mp-Hp  560(24.2±5) PNS-N  35mm(50.6±2) Upper incisor-NF  55mm(24.2±5) Lower incisor-MP  72mm(40.8±1.8) Upper Ist molar-NF  …

INTRODUCTION. DEVELOPMENT. HISTOLOGY. MAXILLARY SINUSITIS . ORO-ANTRAL FISTULA. CALDWELL — LUC OPERATION. FESS.CONCLUSION.   Maxillary sinus reaches its normal adult size by the age of 18 -26 years. Hence the risk of creating oroantral fistula is less in children and young adults. Guven in 1998 indicated that oroantral fistula most …

The rough handling of tissue or the use of inappropriately bulky instrumentation can lead to crushed skin edges and subsequent devitalization of tissue, leading to increase in inflammatory reaction and risk of secondary infection with increased scarring.   Vitamin C Ascorbic acid is an essential cofactor for the synthesis of …

On arrival to the operating room blood pressure cuff, pulse-oxymeter and ECG monitor were connected to the patient. Sterile I.V. line was achieved with 20 gauge cannula. The base line data such as heart rate, blood pressure, oxygen saturation, respiratory rate were recorded  when the patient lying quietly and breathing …

CLASSIFICATION:  By Waldren A. Developmental/Hereditary Cherubisim Gigantiform cementoma B. Reactive/Reapartive Traumatic Periosteotitis Garre’s Osteomyelitis Sclerosing osteomyelitis Central Giant cell Granuloma Osseus keloid Periapical Cemental Dysplasia Aneursymal bone cyst C. Neoplasm Osteoma Osteoid Osteoma Osteoblsatoma Ossifying fibroma Juvenile Ossifying fibroma D. Idopathic Fibrous Dysplasia Pagets disease Solitary bone cyst A. Fibrous …

CONTENTS: INTRODUCTION. DEFINITION. HISTORICAL REVIEW. NORMAL BONE STRUCTURE AND PHYSIOLOGY. BIOLOGICAL PROCESS OF OSSEOINTEGRATION. BIOLOGICAL ATTACHMENT OF OSSEOINTEGRATION. THERIES OF OSSEOINTEGRATION. FACTORS INFLUENCING OSSEOINTEGRATION. REVIEW OF LITERATURE. FUTURE CONCEPTS OF OSSEOINTEGRATION. CONCLUSION. BIOCOMPATIBILITY BIOMECHANICS. IMPLANT DESIGN. SURFACE ROUGHNESS OF IMPLANT. SURFACE MODIFICATION OF IMPLANT. HEAT PRODUCTION DURING OSTEOTOMY. CONTAMINATION. PRIMARY …

Histopathology : Sections show superficial facial necrosis with blood vessels occluded by thrombi. Dense infiltration of neutrophils observed Sub cutaneous fat necrosis and vasculitis are also evident         “Suggestive of necrotizing fascitis” CULTURE AND SENSITIVITY RESULTS: Microbiology: pus Type of swab                Neck Culture  Culture results           A growth                   Streptococcal species Antibiotic sensitivity …

M. Pandey, E. K. Abraham, A. Mathew, I. M. Ahamed: Primary malignant melanoma of the upper aero-digestive tract. Int. J. Oral Maxillofac. Surg. 1999; 28: 45-49. N. Tanaka, M. Mimura, K. Ogi, T. Amagasa: Primary malignant melanoma of oral cavity: Assesment of outcome from the clinical records of 35 patients. …

It should not be irritating to the tissues to which it is applied. It should not cause any permanent  alteration in the nerve structure. Its systemic toxicity should be low. It must be effective regardless of whether it is injected  to the tissues or applied locally to the mucous membranes. …

The existing relationship between the buccal tube and a point on the outer cortex of the proximal segment is established with 19 gauge stainless steel wire. One end of the wire is bent back on itself to form a “C”. This end is fully seated in the buccal tube and …

Clinical features Pain Edema Ecchymosis Proptosis Paraesthesia Emphysema Diplopia   Management Diplopia & Enophthalmos Surgical & surgical only Create a new floor Bone Cartilage Metal: titanium

MAXILLOFACIAL INJURIES Zygomatic complex fractures                  Clinical Features  ENOPHTHALMOS Inferior & posterior   displacement Expansion of orbit EXOPHTHALMOS Medial dislocations    MAXILLOFACIAL INJURIES    Zygomatic complex fractures              Clinical examination    Palpation:  Step / tenderness / mobility  Supra-orbital rim  F-Z suture  Infra-orbital rim  Paresthesia     (lip, nose 14-11 + gingiva)

MAXILLOFACIAL INJURIES Zygomatic complex fractures Radiographic examination Occipito-mental view (PNS view, Waters position)   Fronto-zygomatic suture   Zygomatico-maxillary         buttress   Inferior orbital rim   MAXILLOFACIAL INJURIES Zygomatic complex fractures                 Management  Restoration of form & function Anatomic reduction Treatment: “Surgical intervention”                   Closed v/s Open Displacement & comminution Exposure of …

MIDFACE   FRACTURES Le-Fort III Fracture ( High transverse/Suprazygomatic/Craniofacial disarticulation) Fronto-nasal suture Ethmoid cribriform plate  Frontal process maxilla Medial wall orbit Optic foramen Inferior orbital fissure Pterygoid lamella Lateral wall of orbit Z-F   suture   MIDFACE   FRACTURES Applied surgical anatomy Classification Clinical features  Radiological features Management

MIDFACE   FRACTURES Applied surgical anatomy Classification Clinical features  Radiological features Management MIDFACE   FRACTURES Applied surgical anatomy Classification Clinical features  Radiological features Management

MAXILLOFACIAL INJURIES MANDIBULAR FRACTURES Classification: type of displacement (angle) Angle of mandible   Extra oral:Gonion   Intraoral: Junction of alveolar     bone and ramus Fracture of angle mandible   Greater fragment :teeth bearing segment   Lesser fragment: ramus   MAXILLOFACIAL INJURIES MANDIBULAR FRACTURES Condylar Fractures Clinical features Pain & Tenderness Painful limitation …

MAXILLOFACIAL INJURIES MANDIBULAR FRACTURES Classification: type of displacement Angle of mandible   Extraoral:Gonion   Intraoral: Junction of alveolar     bone and ramus Fracture of angle mandible   Greater fragment :teeth bearing segment   Lesser fragment: ramus MAXILLOFACIAL INJURIES MANDIBULAR FRACTURES Management    Edentulous mandibles  Treatment Methods Open reduction & fixation Intraosseous wiring …

We are sick of the roentgen ray … you can see other people’s bones with the naked eye, and also see through eight inches of solid wood. On the revolting indecency of this there is no need to dwell. But what we seriously put before the attention of the Government… …