Tooth
grinding
during
cleanup
after
orthodontic
appliance
removal
produces
a
significant
amount
of
aerosol
particles.
Exposure
to
these
suspended
particles
has
negative
impact
on
the
health
dental
personnel.
Gravity
settling
is
an
important
aerosols
mechanism.
However,
efficiency
this
mechanism
may
be
closely
correlated
with
indoor
relative
humidity
(IRH),
but
it
not
yet
been
quantitatively
assessed.
Thus,
in
study,
novel
computer-assisted
numerical
control
system
was
used
quantify
size
and
concentration
distribution
produced
from
tooth
procedures
across
real-world
clinical
setting,
further
analyzed
effect
IRH
deposition.
The
results
showed
that
increasing
IRH,
maximum
peak
decreased
by
397%
6.51×107
particles/m3
at
30%
1.64×107
80%.
Therefore,
level
can
effectively
promote
deposition
particles,
return
baseline
within
15
min
reaching
60%
or
above.
Our
findings
suggest
maintaining
above
70%
cleaning
process,
allowing
natural
recovery
ambient
levels
cleaning,
taking
basic
precautions,
lead
adequate
reduction
possible
risks
contamination.
SADJ,
Год журнала:
2025,
Номер
79(10), С. 536 - 541
Опубликована: Фев. 6, 2025
The
primary
aim
of
this
review
is
to
offer
a
comprehensive
overview
the
existing
literature
on
pathogens
linked
surface
contamination
in
dental
environment.
objectives
are
to:1.
Examine
transmission
dynamics
various
clinics.2.
Assess
role
saliva
microbial
dispersion
and
impact
procedures
aerosolisation
viruses,
bacteria
fungi.3.
Evaluate
environmental
risks
associated
with
these
pathogens.
Pathogens,
Год журнала:
2025,
Номер
14(6), С. 512 - 512
Опубликована: Май 22, 2025
Conditions
in
dental
offices
are
conducive
to
Legionella
pneumophila
infections.
This
is
mainly
related
the
use
of
a
unit
daily
clinical
work,
which
basic
equipment
office.
Water
discharged
from
waterlines
(DUWLs)
and
working
tips
generates
splatter/spatter
bioaerosol,
constituting
main
sources
potential
infection
posing
health
threat
both
patients
professional
staff.
article
presents
narrative
review
on
presence
risk
associated
with
spp.,
particularly
species
L.
pneumophila,
paper
summarizes
current
knowledge
offers
readers
practical
references,
especially
useful
everyday
practice.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Июнь 4, 2025
This
study
aimed
to
explore
microbial
aerosol
distribution
characteristics
in
the
dental
clinic
during
ultrasonic
scaling
and
evaluate
effects
of
three
different
interventions
on
protective
effects.
For
twenty
minutes,
was
carried
out
a
standardized
operatory
room.
A
blank
control
group
intervention
groups
were
created:
high-volume
evacuator
(HVE),
plasma
purification
(PP),
fenestrated
ventilation
(VT).
The
mass
concentration
PM1.0,
PM2.5,
PM10.0
particles
tracked
real
time,
colony
counts
calculated
using
air
deposition.
After
scaling,
there
significant
increase
dispersion
various
particle
sizes
within
1.5-m
radius
core
area
(P
<
0.05).
number
colonies
each
varied
over
time
at
0.5
1.0
m
from
patient's
head,
but
no
difference
1.5
>
PP
demonstrated
greatest
decrease
difference.
VT
initially
had
lowest
difference,
with
slight
decrease.
between
HVE
grew
distance.
Traditional
poses
risk
contamination
after
treatment.
room's
can
be
efficiently
purified
by
purification,
which
maintains
lower
levels
size
than
other
groups.
Microbial
aerosols
created
quickly
reduced
ventilation.
At
close
range,
infection
while
benefit
diminishes
as
distance
increases.Trial
registration:
registered
website
China
Clinical
Trial
Registration
Center
(ChiCTR2400090751)
(12/10/2024).
International Dental Journal,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 1, 2024
Bioaerosols
generated
during
dental
treatment
are
considered
to
be
potentially
carriers
of
infectious
respiratory
pathogens.
The
use
preprocedural
mouthwashes
has
been
suggested
reduce
microbial
load
prior
surgery
procedures.
However,
limited
evidence
on
the
effectiveness
regarding
mitigating
pathogens
exists.
aim
this
clinical
trial
is
determine
and
compare
3
recommended
by
Department
Health
Hong
Kong
Special
Administrative
Region
in
mitigation
care
pandemic
times.
Journal of Dental Research,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 5, 2024
In
dentistry,
disinfection
with
antimicrobials
is
employed
under
different
conditions
and
at
time
points.
During
the
COVID-19
pandemic,
use
of
disinfectant
dental
sprays
was
proposed,
among
other
measures,
to
help
prevent
transmission
infections
during
procedures
that
require
highly
effective
antiseptics
particularly
short
contact
times.
The
study
aimed
evaluate
efficacy
electrolyzed
saline
(EOS)
compared
in
terms
spread
enveloped
nonenveloped
viruses
by
ultrasonic
scaler
(USS)-generated
spray.
Suspension
tests
were
performed
antiviral
EOS
against
herpes
simplex
virus
1
(HSV-1)
human
adenovirus
(HAdV),
which
served
as
models
for
viruses,
respectively.
EOS,
mostly
composed
hypochlorous
acid
(HOCl),
reduced
amount
both
types
presence
or
absence
artificial
saliva
>
4
log
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Март 13, 2024
AbstractObjective:
to
determine
and
compare
the
effectiveness
of
three
Government-recommended
pre-procedural
mouthwashes
in
mitigation
respiratory
pathogens
during
dental
care.
Material
Methods:
228
participants
were
block-randomised
to
mouthwash
groups:
Povidone-iodine,
Hydrogen
Peroxide,
Chlorhexidine
Digluconate.
Participants
rinsed
with
prior
treatment.
Participants,
operators,
assessors
blind
assigned
(triple
blind).
A
multitude
(19
viruses
including
SARS-CoV-2)
assessed.
Changes
prevalence
mean
number
‘any’
pathogen
determined.
Results:
All
completed
trial
there
no
significant
differences
demographic
profile
respect
intervention
groups
(all,
P>0.05).
The
detected
viral
saliva
was
3.5%
(8/228)
compared
1.3%
(3/228)
post-procedural
saliva,
P=0.034.
reduced
significantly
following
use:
0.04
(SD
0.18)
0.01
0.11),
P=0.025.
There
difference
reduction
(∆)
virus
(prevalence),
P=0.155,
nor
any
used,
P=0.375.
Conclusions:
HKSAR
recommended
practice
use
effective
aerosol-generating
Clinical
Relevance:
The
present
study
lends
support
for
HKSAR’s
policy
on
pre-proceduralmouthwashes
care,
this
has
implications
pandemics.
