orthodontic Flashcards
Name the subcategories of orthodontic appliances
- Growth modification appliances- aim to alter growth
- Appliances that move teeth within existing bony envelope
- Retainers
What do we want from any orthodontic appliance
- Comfortable treatment
- Acceptable appearance during treatment
- Acceptable treatment time
- Lowest possible risk during treatment
- Long term stability
Give examples of different growth medication appliances
- Class II growth medication
What is the aim of class II growth modification applicants
to improve the class II dental and skeletal relationship
can be done with a functional appliance or headgear
When is the best time to start a class II growth modificaiotn appliance
Pubertal growth phase (11-14 years)
Give examples fo class II growth modification functional appliances
- Removable twin block (need to wear for 22hrs/day)
- Removable opening activator (need to wear for 22hrs/day)
- Fixed appliance
How do all functional class II growth modificariton applicants work
By forcing the patient to bite forwards
What key things should a GDP be monitoring and looking for in terms of dental development
- Known the eruption dates and sequence of eruption
- Palpate maxiallrt canines from 8-10 years
- Long term prognosis of 6s
- Anterior crossbire amenable to URA correction
- Non eruption of tooth within 6motnhs of the contra lateral tooth
- Advice patient of localised crowding caused by early XLA of deciduous teeth
What should be included in your referral letter
- Patients details
- Your details
- Date of referral
- Hospital reference number and NHS no
- Medical history and details of doctor
- Reason for referral including description of problem, malocclusion, patient motivated, OH, IOTN, Radiographs
- Position of 3s
§What medical history must be consider before recommending orthodontic treatment
- Cardiac issues/ infective Endocarditis
- Bleeding disorders
- Psychological concerns
- Epilepsy
- Diabetes
- Childhood malignancies
- Autoimmune disorders
- Allergies
- BISPHOSPHONATES !!!!
- Smoking
What appearance does caries affected enamel have
A white appearence as acidic solution dissolve prisms health in enamel crating pores which refract light
What is an overjet
Distance between the upper and lower incisors in the horizontal plane
What is a normal over jet
2-4mm
What is a reverse overjet
When the lower incurs lie anterior to the upper incisors
What is an overbite
The vertical overlap of the upper and lower incurs
