42. Micro invasive techniques in caries prevention and therapy.

Question 1

1. Which fields does Minimal Intervention Dentistry (MID) cover?

Answer 1

• preventive
• conservative
• prosthodontics
• orthodontics and pedodontics
• Periodontology

Question 2

2. Micro-invasive techniques in caries prevention and therapy
   a/ Give 2 examples of micro-invasive techniques

Answer 2

1/ Caries infiltration
2/ Ozone therapy

Question 3

2. Micro-invasive techniques in caries prevention and therapy
   b/ Characteristics of Ozone therapy

Answer 3

Non- or Microinvasive possibility to treat early fissure, without drilling and pain

Question 4

2. Micro-invasive techniques in caries prevention and therapy
   c/ Action mechanism of Ozone Therapy

Answer 4

1/ The tooth is treated with ozone gas for 20 - 60 seconds -> Bactericid, virucid, fungicid effect
-> the carious process will be stopped
2/ After treatment, the treated tooth should be remineralized (fluoride vanish)
3/ The device is very expensive -> less popular

Question 5

2. Micro invasive techniques in caries prevention and therapy.
   d/ Steps of caries-infiltration

Answer 5

Question 6

2. Micro invasive techniques in caries prevention and therapy.
   e/ Contraindications and restrictions of caries-infiltration technique

Answer 6