Day 1-Exodontia Flashcards
What is the most common blade design for OS?
15 (used 90% of the time)
The electric handpick MUST NOT exhaust air into the operative field, so they are powered by _____ or _____
electric or N2
Which instrument is for removing soft tissue from bone cavities, and is NOT called a spoon (operative instrument)?
Periodical Curette
Which material MECHANICALLY blocks small bone channels?
Bone wax
________ : absorbable gelatin sponge Provides “scaffold” for blood clot
Gelfoam
Difference between hemostat and needle holder: Long thin beaks (______) versus short stout beaks (_______)
hemostat…..needle holder
Difference between hemostat and needle holder: parallel grooves (_______) versus crosshatched face (_______)
hemostat….needle holder
What are the two usual shapes for suture needles used in OS?
3/8’s and 1/2’s
Most common suture size in oral surgery is ______, as it is large enough to prevent tearing through mucosa, but strong enough to withstand the oral environment
3-0 (000)
Sizes of sutures are designated by a series of zeros: the larger the number, the _____ the diameter of the suture.
smaller
Plain gut typically lasts in the oral cavity about ___ days
5 days
Chromic gut (gut treated with chromic acid to make it last longer) typically lasts up to ___-___ days
7-12 days
When is a bite block most used in OS?
Mandibular procedures
Which type of forceps (max/mand): Beaks PARALLEL to handle, Held with palm under handle
Maxillary
Which type of forceps (max/mand): Beaks almost PERPENDICULAR (90 degrees) to handle, Held with palm on top of forceps
Mandibular
What is the workhorse forceps for the maxilla?
150
What is the workhorse forceps for the mandible?
151
Cowherds (#23) are typically used on the _______ arch.
mandibular
A _________ (fancy ass name for a throat pack :) is used for the duration of all procedures, simple or surgical
pharyngeal partition
_______ extraction technique (simple, forceps)
Closed
_______ extraction technique (surgical, flaps)
open
When adapting your forceps, you adapt to the ______ side first!
lingual/palatal
Adapting your forceps: Grasp near ____ of forceps, Beaks ______ to the long axis of the tooth, Grasp the root of the tooth as ______ as possible
END, parallel, apically
Luxation of the tooth with the forceps: Force to the _______ therefore weakest bone
thinnest (buccal)
To curette or not curette…whats the general rule of thumb?
always curette, unless there is a nerve/anatomical barrier/sinus close by…
Controlling bleeding-pressure, MOISTENED gauze, for __-___ minutes
20-30 minutes
Envelope flap: 2 teeth _____ and 1 tooth ______ / Releasing incision: ___ tooth anterior and/or posterior
anterior…posterior…1
Who is typically going to have more dense bone: an older patient or a younger patient?
older! go figure!
The term “root tip” is referring to the ____ of the apical portion of the tooth.
apical 1/3
WHY DO THEY WANT US TO REMOVE _____ bone with the open extraction of a single rooted tooth??
buccal
Suturing: No suture across the empty _______
tooth socket
Suturing: Passing through the tissue at right angle…Amount of tissue: approx. __mm
3mm
Is the root tip worth digging out???If removal would be excessively traumatic (risk vs benefit)… Smaller than __-___mm….Deeply embedded and Adjacent to Vital
Structures ( Nerve, Vessels, Sinus.)….No infection, no radiolucency on apex
4-5mm
If Tx planning MULTIPLE extractions go for _______ teeth FIRST, and go for _______ and _______ LAST.
maxillary….1st molars, canines (most complicated)
