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45 Cards in this Set

  • Front
  • Back
power scaling terms:
frequency
magnetostrictive inst. operate at
piezoelectrics
correlated with?
- # of times/s the tip moves back and forth
- 25,000-42,000
- 27,000-45,000
- NOT correlated with pt comfort
power scaling terms:
cycle
- 1 complete linear/elliptical stroke path
power scaling terms:
amplitude
increases with
correlated with?
- amount of insert's swing
-increased power
-pt comfort
sonic vs. ultrasonic frequencies
Sonic: <20,000 cycles (audible)
Ultrasonics: > " "

(but "ultrasonic scaling" is generic for both)
Sonic Unit:
powered by
attached by
heat?
direction of insert tip (tip movement)
-compressed air
-standard handpiece hose
-no heat
-orbital
Piezoelectric:
heat?
tip is active on
direction of insert tip (tip movement)
-some. uses H2O spray to cool
-lateral sides
-linear
Magnetostrictive:
heat
tip active on
most power is at
direction of insert tip
eg
-yes, heat. Cools w/ H2O
-all sides
-the very tip
-elliptical
-Cavitron SPS
slimline series tips:
diameter
cutting edge
replacement rate
fluid source
-thinner. sim to probe
-none
-frequent
-internal or external
advantages of ultrasonics (5)
-cavitation
-effective on all surfaces
-uses light touch
-easier on both operator and pt
-less soft tissue trauma/distension
ultrasonics: disadvantages (2)
-contaminated aerosol
-pacemaker risks
ultrasonic:
contraindications (3)
-veneers
-root sensitivity
-pacemakers
how to clear the tip of stagnant H2O
-let run for 2 min BEFORE inserting tip
technique:
pressure
movement
tip angle
portion of tip used
strokes
-light
-constant. coronal to apical
-parallel to tooth
-NOT the tip!!
-multiple, overlapping
SPT:
aka (3)
-Perio Maintenance Therapy or Procedure (PMT or PMP)
-perio recall
-maintenance phase of Perio Tx
D1110
-prophylaxis for healthy perio w/ NO root planing.
-includes polishing
subG bact return to pretreatment levels _______ after Tx
- 2-4months
O'Leary Plaque Index (3)
-tooth divided into 4 quads
- # of quads w/ plaque (in entire mouth) are added up
- given as % of total surfaces
SPT procedure (5)
-OHreI
-S/RP
-occlusal adj (prn)
-polish/floss
-chemotherapeutic agents
avoid polishing where
speed, pressure
-cementum or dentin
-slow-speed, light, intermittent pressure
SPT recall: 2 months
-advanced disease, deep pockets, complicated restorative treatment, history of refractory cases
SPT recall:
3 months (7)
-moderate disease
-too bad for surgery, or no perio surgery although indicated
-inconsistent hygiene
-during ortho
-pregnant women
-systemic diseases (diabetes)
-smokers
SPT recall:
4 months (3)
-early disease w/ marginal hygiene
-moderate disease w/ excellent hygiene
-no BoP 4-5mm pockets w/ good hygiene
SPT recall:
6 months (3)
-healthy pts
-good hygiene
-pedo
perio classification (AAP)
- 1-2mm
- 3-4mm
- 5mm +
Phases of perio Tx (5)
I. preliminary
II. etiotrophic
III. surgical
IV. restorative
V. maintenance
when referral is necessary (4)
-crown lengthening procedures
-mucogingival defects ++
-significant LoA +++
-implants
Actisite:
material
pros (2)
size
active ingrediant
method
-ethylene/vinyl acetate fiber
-biocompatible, flexible
-0.5mm diameter x 9"
-12.7mg of SR tetracycline
-insert into pocket
perio chip:
material
pros (3)
size
active ingrediant
method
-gluconate
-quick, no bact resistance, bioabsorbable
- 4mmx5mmx350microm
-2.5 controlled release chlorhexidine
pharmacokinetics:
% released w/in 24hrs
amount at 4hrs
amount ate 3 days
- 40%
- >1,000ug
-480ug/ml
atridox:
material
pros
active ingr.
-doxycycline hyclate (10%). liquid
-bioabsorbably
-50mg doxycycline
doxycycline (3)
-broad-spectrum
-bacteriostatic
-MIC90<6um/ml
Arestin:
material
pros (3)
active ing
-microsphere liquid
-bioabsorbable, easy to place, no refrigeration
-SR minocycline 1 mg
minocycline:
spectrum
deriv of
effective against
-broad spectrum
-tetracycline
-perio pathogens
systemic antibiotics may be indicated for (5)
-aggr perio
-refractory perio
-acute infections
-diabetes
-implants
systemic antibiotics NOT indicated for (2)
-chronic perio
-NUG
Perio Antibiotics (5)
-penicillins
-tetracyclines
-metronidazole
-ciprofloxicin
-clindamycin
host anti-inflammatory mediators (3)
-cytokines (IL-4, 10, and 1ra)
-tissue inhibitors of MMP's (TIMPs)
-lipoxins
endogenous MMP's (3)
-PMN collagenase (MMP-8)
-PMN gelatinase (-9)
-bone resorption collagenase (MMP-13)
periostat:
active ing
dosing
use
-20mg doxycycline hyclate capsules
-2x's/day
-adjunce to S/RP
SDD:
meaning
used for
result
-sub-antimicrobial dose doxycycline
-chronic perio
-works w/ S/RP to reduce PD and achieve CAL gain
NSAIDs:
decrease (4)
-bone loss
-BoP
-gingival inflammation
-LoA
bisphosphonates (?)
??
RP objective :
reduction of what bact (2)
-P. gingivalis, A.a.
granulomatious vs granulation tissue (for RP)
granulomatous -> bad! inflammatory CT
granulation -> good! healing tissue
chances of removing subG plaque:
<3mm
3-5mm
>5mm
-good
-fair
-poor