Endo Re-Treatment Flashcards
What are some Endodontic Re-Treatment Considerations?
- Is this a key tooth?
- “Quality” of endo…tx history
- Is there microleakage?
- Will I be able to improve the situation?
- Can I do better than the last provider?
- Why did this fail?
What are some radiographic components to consider for re-treats?
- Is the lesion persistent?
- Is the lesion recurrent?
- Is the lesion newly emergent?
What is the % of success of a re-treat if the root morphology is altered (ledges, transportations, et cetera)?
47%
Why is it important to re-treat prior to root-end surgery?
Elevates Surgery Success Rate
What are some different clinical techniques for Re-Treats?
- Rotary Instruments
- Solvents
- Hand Files
- Ultrasonics
What are some different ways to remove Gutta-Percha when doing a Re-Treat?
- Gates-Glidden…Peeso
- Specialty Drills
- NiTi rotary files
- Hand Files
- Heat
What types of Solvent can you use to remove Gutta-Percha?
Chloroform & Halothane
What are some different objects that can obstruct canals?
- Silver Cones
- GP Carrier
- Post
- Separated Instruments
What is this?
Steiglitz Forceps
What is going on in this picture?
Post Removal - Ultrasonics
What is this?
Gonon - Post Removal Specialty Device
What is this?
Ruddle - Post Removal Specialty Device
What is the general rule regarding GP exposure to the oral envioronment?
Generally accepted limit is 30 days - depends on quality of obturation
