Principles Of Oral Surgery

Question 1

10 principles of oral surgery

Answer 1

1) assessment
2) asepsis
3) painless surgery
4) anatomy and pathology
5) access
6) debridement
7) hemostasis
8) wound management
9) post-operative oedema
10) preservation of form and function

Question 2

List how assessment of patients should be made

Answer 2

1) medically fit (cleared of)
- poorly controlled diabetes
- blood disorders
- irradiation to jaw
- mucosal diseases
- psychoses
- substance abuse (smoking/alcohol)
- medications
- need for prophylactic antibiotic cover
2) ensure patient understands procedure, risks and complications
3) understand difficulty and extent of procedure
- through clinical examination with appropriate radiographs

Question 3

List the 4 types of infection control

Answer 3

1) asepsis
- eradication of pathogenic organisms
2) antisepsis
- an agent or application of an agent which inhibits growth of microorganisms while in contact with them
3) disinfection
- inhibition or destruction of pathogens
4) sterilisation
- procedure of making some object free of live bacteria or other microorganisms (usually by heat or chemical means)

Question 4

What are the anatomical considerations

Answer 4

Maxilla: air sinuses, nasopalatine canal, floor of nose, anterior nasal spine, palatine and pterygoid vessels

Mandible: mental, IDN and incisive nerves, sublingual vessels and genial tubercles

Teeth: position, length, angulation of roots

Bone: ridge morphology, local deformities (cyst/granulomas)

Question 5

Factors affecting determining good flap design

Answer 5

• wide base (good blood supply)
• adequate visibility and access
• minimal tension
• avoid damage to vital structures
• margin of flaps away from operation site
• wound margins resting on undamaged bone