Masking Ability of Subtractively and Additively Manufactured Dental Ceramic Restorations: A Systematic Review
Journal of Esthetic and Restorative Dentistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 8, 2025
ABSTRACT
Objective
To
conduct
a
systematic
review
on
the
masking
ability
of
subtractively
and
additively
manufactured
dental
ceramics.
Materials
Methods
The
study
followed
Preferred
Reporting
Items
for
Systematic
Reviews
Meta‐Analyses
(PRISMA)
statement.
electronic
search
was
carried
out
through
MEDLINE,
Scopus,
Website
Science
databases
with
date
restriction
being
from
2001
onwards.
Publications
in
English,
vitro
studies,
studies
regarding
evaluation
crown
materials
that
were
included.
Results
Out
619
eligible
articles,
13
A
thickness
1.5
mm
lithium
disilicate
(LD)
resulted
dramatic
decrease
∆
E
ab
/∆
00
across
all
substrates
compared
to
1
thickness.
Low‐translucent
LD
appeared
have
best
regardless
shade
try‐in
paste.
Layering
flowable
composite
over
improved
ability.
Darker
hardest
mask
no
matter
type
restorative
material,
paste
used,
layering
technique.
Bilayered
proved
be
superior
monolithic
Conclusion
Increasing
ceramics
improves
is
found
provide
most
ceramic
materials.
prove
difficult
comparison
lighter
require
either
thicker
and/or
more
opaque
cements.
crowns
are
recommended
achieving
optimal
while
preserving
tooth
structure.
Despite
increasing
demand,
there
available
3D‐printed
(additively
manufactured)
restoration's
Clinical
Significance
This
provides
abilities
multiple
highlight
lack
current
knowledge
It
also
emphasizes
importance
having
universal
approach
interpreting
communicating
color
changes
between
collaborative
professionals
ensure
same
predictions.
In
addition,
when
darker
shades,
clinicians
should
aware
alternative
material
choice
or
clinical
technical
procedures
essential.
Язык: Английский
Fundamentals and advances in production and application of non-stoichiometric lithium disilicate glass-ceramics: A brief review
Ceramics International,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Язык: Английский
Influence of TiO2 on the Physical, Thermal, Mechanical, Optical, and Electrical Characteristics of Li2O-GeO2-SiO2-Al2O3 Glass Ceramics
Journal of Alloys and Compounds,
Год журнала:
2025,
Номер
unknown, С. 179799 - 179799
Опубликована: Март 1, 2025
Язык: Английский
Influence of Different Fiber-Reinforced Biobases on the Marginal Adaptation of Lithium Disilicate Overlay Restorations (A Comparative In Vitro Study)
Prosthesis,
Год журнала:
2025,
Номер
7(3), С. 55 - 55
Опубликована: Май 22, 2025
Background/purpose:
Fiber-reinforced
materials
are
commonly
used
as
biobases
beneath
indirect
restorations,
potentially
affecting
the
seating
and
marginal
accuracy
of
restorations.
This
study
intended
to
assess
impact
various
biobase
techniques
on
adaptation
lithium
disilicate
overlay
Methods:
Fifty
sound
maxillary
first
premolar
teeth
comparable
dimensions
were
prepared
using
a
full-bevel
design
(3
mm
occlusal
reduction)
allocated
randomly
five
groups
follows
(n
=
10):
Group
A,
delayed
dentin
sealing;
B,
immediate
sealing
Optibond
FL;
C,
with
1
flowable
composite
layer
(Clearfil
AP-X
Flow);
D,
followed
by
short-fiber-reinforced
(everX
E,
coated
reinforced
polyethylene
Ribbond
fibers.
Digital
impressions
obtained
Medit
i700
intraoral
scanner,
overlays
digitally
designed
via
Sirona
inLab
CAD
software
milled
four-axis
milling
machine.
The
luted
preheated
AP-X).
Marginal
gap
assessments
conducted
pre-
post-cementation
digital
microscope
at
230×
magnification.
data
statistically
analyzed
one-way
analysis
variance
paired
t-tests.
Results:
ANOVA
disclosed
no
significant
differences
among
before
or
after
cementation
(p
>
0.05).
Conclusions:
presence
absence
fiber-reinforced
did
not
restorations;
these
can
be
incorporated
optimize
mechanical
behavior
restorations
without
adversely
their
accuracy.
These
findings
suggest
that
non-reinforced
safely
integrated
into
clinical
adhesive
protocols
enhance
performance
comprising
adaptation.
Язык: Английский
Effect of surface finishing, coffee thermal cycling, and repolishing on the optical properties of lithium disilicate-based CAD-CAM glass ceramics
Journal of Prosthetic Dentistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 1, 2025
Язык: Английский
Colorimetric changes of zirconia-reinforced lithium disilicate with varied thicknesses under UV aging conditions
Journal of Dental Research Dental Clinics Dental Prospects,
Год журнала:
2024,
Номер
18(4), С. 264 - 271
Опубликована: Дек. 14, 2024
Zirconia-reinforced
lithium
disilicate
(ZLD)
is
a
promising
material
for
esthetic
dental
restorations
due
to
its
strength,
translucency,
and
color
stability.
However,
durability
under
accelerated
aging
conditions
needs
further
investigation.
The
present
in
vitro
study
evaluated
the
effect
of
UV
on
translucency
stability
ZLD
at
varying
thicknesses,
using
IPS
e.max
Press
(LD)
as
reference.
Seventy-two
samples
were
divided
into
two
groups:
high
translucent
(HT)
Vita
Ambria
(n=36,
each).
Each
group
was
subdivided
four
thicknesses:
0.5,
1.0,
1.5,
2.0
mm
(n=9).
fabricated,
polished,
subjected
weathering
384
hours,
simulating
one
year
clinical
service.
Translucency
changes
assessed
spectrophotometer.
Data
analyzed
SPSS
20,
with
independent
t-test,
paired
one-way
ANOVA
significance
level
P≤0.05.
exhibited
significantly
higher
before
after
compared
press
all
thicknesses
(P=0.000).
In
both
materials,
decreased
when
thickness
increased
(P=0.000),
observed
aging.
also
displayed
greater
change
(ΔE=2000)
across
than
LD
artificial
aging,
indicating
that
process
adversely
impacted
optical
properties
tested
material.
demonstrated
superior
Язык: Английский
Impact of Thermal Aging on Marginal Adaptation in Lithium Disilicate CAD/CAM Crowns with Deep Proximal Box Elevation
Medical Science Monitor,
Год журнала:
2024,
Номер
31
Опубликована: Дек. 21, 2024
BACKGROUND
This
computer-aided
design
and
manufacturing
(CAD/CAM)
study
aimed
to
evaluate
the
effects
of
thermocycling
on
deep
margin
elevation
relocation
subgingival
cavity
outlines
in
80
molar
teeth
using
advanced
lithium
disilicate
ceramic.
MATERIAL
AND
METHODS
Eighty
mandibular
were
prepared
for
below
cementoenamel
junction.
The
following
types
restorations
subsequently
applied
each
group:
glass
ionomer
filling,
bulk-fill
flowable
resin
composite,
bioactive
nanohybrid
composite.
Full-coverage
crowns
with
standardized
preparation
a
shoulder
finish
line
receive
CAD/CAM-milled
crowns.
Samples
examined
at
6
equidistant
points
via
digital
microscope
proximal
surface
restoration-tooth
crown-restoration
interfaces
before
after
15
000
cycles.
Data
analyzed
one-way
analysis
variance,
level
significance
0.05.
RESULTS
vertical
marginal
gap
was
significantly
higher
aging
highest
9.091
(±1.147)
9.936
(±6.376)
µm,
followed
by
3.59
(±1.03)
3.87
(±0.97)
3.17
(±0.81)
2.59
(±0.21)
1.89
(±0.60)
2.42
(±0.64)
cervical
apical
interfaces,
respectively.
CONCLUSIONS
Thermocycling
changed
adaptation
all
restorative
materials.
Highest
values
recorded
filling
group,
composite
groups,
whereas
lowest
among
group
interfaces.
Язык: Английский
Translucency of new lithium disilicate ceramics after ageing and immersion in coffee solution
Deleted Journal,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 11, 2024
Aim
To
evaluate
translucency
parameters
of
different
lithium
disilicate
glass-ceramic
materials
after
thermocycling
and
coffee
staining.
Material
method
Three
rectangular-shaped
specimens
were
prepared
using
three
distinct
1.2
mm
thick
glass
ceramics
(IPS
e.max
CAD,
LD_C;
Cerec
Tessera,
LD_A;
Initial
LiSi
Block,
LD_F)
by
a
precision
cutting
device.
All
standardised
polishing
with
abrasive
silicone
paper.
Thereafter,
the
subjected
to
thermal
cycling
(5000
cycle,
5-55
C,
30
sn
dwell
time)
then
immersed
in
solution
for
days.
The
colour
coordinates
each
sample
before
ageing
recorded,
relative
parameter
(RTP)
was
calculated
CIEDE
2000
formula.
results
statistical
analysis
one-way
ANOVA
post
hoc
Tukey
test.
Results
There
significant
difference
between
groups
terms
RTP
both
staining
(p
Язык: Английский
THE ROLE OF BIOCERAMICS IN MODERN DENTISTRY: FROM EARLY INNOVATIONS TO FUTURE DIRECTIONS
Опубликована: Сен. 15, 2024
The
use
of
bioceramics
in
modern
dentistry
has
significantly
evolved,
offering
enhanced
clinical
outcomes
various
procedures.
This
article
reviews
the
development
and
application
bioceramic
materials,
focusing
on
their
biocompatibility,
ability
to
stimulate
tissue
regeneration,
chemical
stability.
Notable
materials
such
as
Mineral
Trioxide
Aggregate
(MTA)
Biodentine
are
highlighted
for
role
endodontic
treatments
bone
regeneration.
paper
also
discusses
innovations
synthesis
functionalization
bioceramics,
including
doping
with
elements
integration
nanotechnology,
which
have
led
advancements
faster
setting
times
improved
antimicrobial
properties.
Furthermore,
provides
a
historical
perspective
transition
from
early
bioactive
like
hydroxyapatite,
emphasizing
impact
implantology
future
directions
potential
regenerative
medicine
activity,
explored.
Язык: Английский