The Scientific World JOURNAL,
Journal Year:
2024,
Volume and Issue:
2024(1)
Published: Jan. 1, 2024
Background
and
Objectives:
Contemporary
dentistry
focuses
on
more
conservative
treatment
options
such
as
endocrown
restorations
application
of
dental
materials
with
higher
resemblance
to
tooth
structure.
Polyether
ether
ketone
(PEEK)
polymer
is
a
material
used
for
the
fabrication
endocrowns.
This
study
aimed
compare
post‐fatigue
resistance
(PFR)
mandibular
first
molars
restored
PEEK
lithium
disilicate
(LS
2
)
restorations.
Materials
Methods:
in
vitro,
experimental
was
conducted
20
human
similar
dimensions.
The
teeth
were
prepared
restoration
assigned
two
groups
(
n
=
10)
LS
After
by
computer‐aided
design
manufacturing
(CAD‐CAM)
technique,
cemented
resin
cement.
Next,
underwent
15,000
thermal
cycles
followed
cyclic
loading
600,000
compressive
force
(100
N,
4
Hz)
then
subjected
load
universal
testing
machine.
causing
failure
recorded
PFR
respective
restoration.
mode
also
inspected
under
light
microscope.
Data
analyzed
independent
t
‐test
chi‐square,
Mann–Whitney,
Fisher’s
exact
tests
α
<
0.05).
Results:
endocrowns
showed
significantly
than
those
Irreparable
fractures
dominant
both
groups.
Conclusion:
may
serve
suitable
alternative
The Saudi Dental Journal,
Journal Year:
2024,
Volume and Issue:
36(10), P. 1326 - 1332
Published: July 17, 2024
Polyether
ether
ketone
(PEEK),
a
biocompatible
polymer,
is
being
explored
as
an
alternative
to
metallic
alloys
for
dental
implants
due
its
aesthetic
and
mechanical
properties.
This
study
aimed
enhance
the
surface
biofunctionality
through
evaluating
human
MG-63
osteoblastic
cell
survival,
proliferation,
differentiation,
mineralization.
Polymers,
Journal Year:
2025,
Volume and Issue:
17(5), P. 554 - 554
Published: Feb. 20, 2025
This
study
assessed
the
shear
bond
strength
(SBS)
and
failure
modes
of
lithium
disilicate
ceramic
veneering
material
to
different
high-performance
polymers.
Thirty-six
square
specimens
measuring
7
×
2
±
0.05
mm
were
prepared
from
pure
polyetheretherketone
(PEEK),
Bio-high
performance
PEEK
(BioHPP)
Trilor
discs.
Polymer
air-borne
abraded
utilizing
aluminum
oxide
particles,
cleaned,
a
bonding
agent
was
applied
(visio.
link).
The
LDC
(3
mm)
milled,
hydrofluoric
acid
etched
(9.5%)
primed
(Clearfil
ceramic).
bonded
polymer
using
dual-cured
resin
cement
(Panavia
V5)
light
polymerized.
subjected
5000
cycles
physiological
aging
by
thermocycling,
SBS
test
performed
in
universal
testing
machine
at
0.5
mm/min
cross-head
speed.
debonded
analyzed
determine
primary
sites
(adhesive,
mixed
or
cohesive).
Data
analysis
one-way
ANOVA
post
hoc
Tukey
(α
≤
0.05).
BioHPP
demonstrated
highest
values
(23.94
1.43
MPa),
group
recorded
lowest
(17.09
1.07
MPa).
showed
mean
21.21
1.51
MPa.
comparison
significant
variations
across
all
groups
(p
<
0.001).
Regarding
modes,
adhesive
observed
40%
90%
specimens.
cohesive
occurred
50%
30%
specimens,
while
no
failure.
Mixed
failures
reported
10%
high
followed
Trilor.
between
tested
materials
statistically
significant.
However,
implant
framework
above
limit
stipulated
ISO
10477
standard
(5
MPa)
clinically
acceptable
range
10-12
Macromolecular Materials and Engineering,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 4, 2025
Abstract
The
additive
manufacturing
technology
known
as
selective‐laser‐sintering
is
available
for
the
poly‐aryl‐ether‐ketone
(PAEK)
family
of
high‐strength
polymers,
enabling
rapid
production
personalized
dental
and
mandibular
reconstructions
at
or
near
point‐of‐care.
PAEK
segmental
replacements,
bridges,
abutments
are
transitioning
to
clinical
use.
There
remains
a
need
improved
adhesion
between
polymers
adhesives
including
composite
resin
cements.
Without
surface
modification,
there
weak
bond
especially
when
polymer
smooth.
Plasma‐immersion‐ion‐implantation
(PIII)
applied
demonstrate
significant
increase
in
strength
Polyether–ether–ketone
(PEEK)
Poly–ether–ketone
(PEK)
commonly
used
cement,
multiple
levels
interface
roughness.
A
validated
predictive
model
function
roughness
expressed
area
ratio
presented
that
demonstrates
relative
effect
PIII
mechanical
interlocking.
results
show
achieved
using
retained
even
primer
step
omitted,
an
important
advance
has
been
associated
with
hydrolysis‐induced
weakening.
long‐term
water
immersion
test
shows
PIII‐assisted
primer‐free
retains
its
while
all
primer‐assisted
bonds
weakened.
Advanced Healthcare Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 8, 2024
In
recent
years,
the
demand
for
clinical
bone
grafting
has
increased.
As
a
new
solution
orthopedic
implants,
polyether
ether
ketone
(PEEK,
crystalline
PAEK)
excellent
comprehensive
performance
and
is
practically
applied
in
clinic.
this
research,
noteworthy
elevated
scheme
to
enhance
of
PEEK
scaffolds
presented.
The
amorphous
aggregated
poly
(aryl
ketone)
(PAEK)
resin
prepared
as
matrix
material,
which
maintains
high
mechanical
strength
can
be
processed
through
solution.
So,
tissue
engineering
with
multilevel
pores
printed
by
low-temperature
deposited
manufacturing
(LDM)
improve
biologically
inert
smooth
surfaces.
Also,
feature
PAEK's
processing
profitable
uniformly
add
functional
components
repair.
Ultimately,
A
system
implantable
PAEK
material
based
on
intermolecular
interactions,
surface
topology,
modification
established.
specific
steps
include
synthesizing
that
contain
polar
carboxyl
structures,
preparing
bioinks
fabricating
LDM,
preparation
strontium-doped
mineralized
coatings,
evaluation
their
osteogenic
properties
vitro
vivo,
investigation
effect
mechanism
promoting
differentiation.
This
work
provides
an
upgraded
materials
application.
European journal of medical research,
Journal Year:
2024,
Volume and Issue:
29(1)
Published: Aug. 29, 2024
Polyetherketoneketone
(PEKK)
is
a
high-performance
thermoplastic
polymer
with
unique
structural
and
mechanical
properties
that
make
it
promising
candidate
for
surface
modification
of
dental
implants.
This
study
was
conducted
to
investigate
the
feasibility
PEKK
this
purpose
using
Cambridge
Serial
Total
Energy
Package
(CASTEP)
code
based
on
density
functional
theory
(DFT).
Engineered Regeneration,
Journal Year:
2024,
Volume and Issue:
5(2), P. 269 - 281
Published: May 8, 2024
Nucleus
Pulposus
(NP)
Replacement
is
a
developing
surgical
methodology
for
the
treatment
of
pathology
related
to
degeneration
intervertebral
discs
(IVDs).
This
article
provides
necessary
context
regarding
pathologies
treated
with
this
technology,
biomechanical
structure
and
function
IVD,
procedures
technology
aims
replace.
Primarily,
it
an
overview
discussion
commercial
experimental
preformed
in
situ
curing
prosthesis
designs
reported
scientific
literature
summarizes
results
clinical
studies
evaluating
their
efficacy.
Contextual
updated
information
on
most
recent
research
into
NP
replacement
novel
hydrogel
tissue
engineering
(TE)
strategies
described.
allows
potential
improvement
degenerative
spinal
through
minimally
invasive
techniques.
