Exam 2-Dr. E's material-impressions, abutments, etc Flashcards
Recommendations: Cement for ________, ________ and less ideal _______….EVERYWHERE ELSE: _______ retained
lower incisors, lower PMs, angles…screw retained everywhere else
What are the two parts to an implant?
body and restorative
What has the best Primary stability? Cylinder, Tapered, Stepped?
tapered
What type of Implants facilitate placement in the areas where natural roots converge.
Tapered
Which type of impression? Can be done for any implant unless implant is severely angled….Easy to make this type of final impression
Transfer/Closed
Which type of impression? Mostly done for severely angled implants, Harder to do
Pick-up/Open
When is the only time you use a conical abutment?
completely edentulous patient
How long do you have to replace the healing abutment after taking the final impression with the impression post?
30 seconds
What type of abutment do you use for an MI record?
healing abutment
What type of PVS impression material do you ALWAYS USE for impressing implants?
MEDIUM BODY
ENGAGING cast to gold abutments are used for _____ unit(s)
single OR multiple units
When using an ENGAGING abutment on a single unit, how do I secure it?
Cement OR Screw retained!
When using an ENGAGING abutment on Multiple units, how do I secure it?
cement retained only
NON-engaging abutments are used for ______ unit(s)
ONLY multiple units
When using NON-engaging abutments, how are they retained?
SCREW ONLY
How much room between the implant head and the opposing tooth when using a screw retained crown?
5mm
How much room between the implant head and the opposing tooth when using a cement retained crown?
7mm
________ retained for EVERY implant you treatment plan and restore
Screw
_______ retained: To correct improper implant angulations
cement
_______ retained: Mandibular premolars ( esthetic reasons)
cement
_______ retained: Mandubular incisors
cement
Only time we do SCREW retained, we ONLY use a ______ abutment.
UCLA FIGHT, FIGHT,FIGHT (you can also cement a ucla)
Prefabricated abutments (stock abutments) are available in ______, ______, and _______
gold, titanium, and ceramics
What are the two materials with a ceramic abutment?
aluminium or zirconium oxide
What feature of the stock abutment is for esthetics?
offset margin: 1.5mm apical on buccal
Which abutment is used for precision and can correct implant angulation?
Atlantis
What are Atlantis abutments milled out of?
titanium
Expected soft tissue shrinkage of ___mm buccally after ___ month
0.6mm after 6 months
If distance between 2 implants was equal or less then 3mm,lateral bone loss was ____mm
1.05mm
If distance between 2 implants was more than 3mm, lateral bone loss was ____mm
0.45 mm
When is the only situation for a cantilever in the posterior?
on the completely edentulous patient
Advantages of Implants! There is NO possibility of ________ complications (unless you hit the adjacent tooth during surgery)
endodontic
Advantages of Implants! There is NO recurrent _____ on imp crown…There are minimal _______ complications
caries…periodontal
_________ should be the “standard of care” for treatment of the partially edentulous patient
Implant therapy
