EDTA Flashcards
1
Q
First made by??
A
Ferdinand Munz
2
Q
Introduced to ENDO by?
A
Nygaard Otsby…
3
Q
pH?
A
7.2 or 7.3(Pulse)
4
Q
Conc used in ENDO?
A
15 (Pulse) to 17…
5
Q
Mechanism of action?
A
- Celwall damage
- chelates Ca++ ions n removes calcifications
Depth of calcification - 50 microns
- duration of action - Upto 15 min
6
Q
What’s RC-Prep??
A
EDTA + Urea Peroxide…
7
Q
What’s EDTA-C??
A
EDTA + Cetavlon
8
Q
EDTA + CHX?
A
-A white precipitate (trifluoroacetic acid)..
It’s just a physical reaction…
9
Q
EDTA + HYPO?
A
Removes smear layer… But not to be combined, because EDTA inhibits tissue dissolving property of HYPO…
10
Q
What’s HBPT?
A
- Etidronic acid
- It’s a chelating agent like EDTA.
SPECIAL PROPERTY- DOESN’T inhibit tissue dissolving property of HYPO…
11
Q
What’s Q -mix?
A
CHX + EDTA…
– Is antimicrobial plus removes smear layer….
