Posterior sickle

Question 1

Buccal posterior 14-18

Answer 1

• 1 o’clock operator.
• Patient backwards and away
• Indirect vision
• Extra-oral, chin cupping
• Fulcrum 2 teeth away towards mesial e.g. 16 on 14 buccal

Question 2

Palatal posterior 14-18

Answer 2

• 1 o’clock operator
• Patients head backwards and away
• Indirect vision, 17-14 distals, reflect light
• Extra-oral, chin-cup
• Fulcrum 2 teeth away towards mesial

Question 3

Buccal posterior 24-28

Answer 3

• 1 o’clock operator
• Patient backwards and away
• Retract cheek with mirror
• Extra-oral, left cheek finger rest mirror
• Fulcrum 2 teeth away towards mesial

Question 4

Palatal posterior 24-28

Answer 4

• 1 o’clock operator
• Patient head backwards and away
• Indirect vision
• Finger rest mirror extra-oral, lower border LHS mandible
• Fulcrum 2 teeth away towards mesial

Question 5

Buccal posterior 34-38

Answer 5

• 10 - 11 o’clock operator
• Patient’s chin down towards operator
• Mirror retract cheek
• Extra-oral - LHS cheek for mirror finger rest
• Fulcrum 2 teeth away towards mesial

Question 6

Lingual posterior 34-38

Answer 6

• 9 - 10 o’clock operator
• Patient’s chin down and away from operator
• Mirror retracting the tongue
• Finger rest on cross-arch 46/47 or Extra-oral
• Fulcrum 2 teeth away

Question 7

Buccal posterior 44-48

Answer 7

• 8 - 9 o’clock operator position
• Patient chin down and away from operator
• Mouth mirror retract cheek
• Mirror finger rest is extra-oral
• Fulcrum 2 teeth away towards mesial

Question 8

Lingual posterior 44-48

Answer 8

• 10 - 11 o’clock operator position
• Patient chin down towards operator
• Mouth mirror retract tongue, indirect vision distals if needed
• Finger rest mirror on cross arch upper Q2
• Fulcrum 2 teeth away towards mesial