Biomimetics,
Journal Year:
2024,
Volume and Issue:
9(7), P. 408 - 408
Published: July 5, 2024
Currently,
titanium
and
its
alloys
have
emerged
as
the
predominant
metallic
biomaterials
for
orthopedic
implants.
Nonetheless,
relatively
high
post-operative
infection
rate
(2-5%)
exacerbates
patient
discomfort
imposes
significant
economic
costs
on
society.
Hence,
urgent
measures
are
needed
to
enhance
antibacterial
properties
of
alloy
The
dioxide
nanotube
array
(TNTA)
is
gaining
increasing
attention
due
topographical
photocatalytic
properties.
Moreover,
pores
within
TNTA
serve
excellent
carriers
chemical
ion
doping
drug
loading.
fabrication
surface
can
be
achieved
through
various
methods.
Studies
demonstrated
that
electrochemical
anodization
method
offers
numerous
advantages,
such
simplicity,
cost-effectiveness,
controllability.
This
review
presents
development
process
applications
in
synthesizing
TNTA.
Additionally,
this
article
systematically
discusses
topographical,
chemical,
delivery,
combined
strategies.
It
widely
acknowledged
implants
should
possess
a
range
favorable
biological
characteristics.
Clearly,
addressing
multiple
needs
with
single
strategy
challenging.
proposes
systematic
research
into
strategies
further
mitigate
risks
implant
success
rates
future.
Materials & Design,
Journal Year:
2024,
Volume and Issue:
241, P. 112850 - 112850
Published: March 13, 2024
The
increasing
demand
for
orthopedic
implants
has
driven
the
search
materials
that
combine
strength,
biocompatibility,
and
long
lifetime.
Compared
to
stainless
steel
Co-Cr-based
alloys,
titanium
(Ti)
its
alloys
are
favored
biomedical
because
of
their
high
corrosion
resistance,
biocompatibility.
This
comprehensive
review
delivers
a
wide
overview
field
titanium-based
biomaterials
applications,
focusing
on
types,
mechanical
chemical
surface
modifications,
innovations
in
fabrication
techniques,
matrix
composites,
machine
learning
advancements.
Titanium
different
crystalline
phases,
including
α,
near-α,
(α
+
β),
β,
shape
memory
offer
diverse
options
applications.
Strengthening
properties,
wear,
fatigue,
resistance
crucial
factors
influencing
performance
reliability
implants.
Moreover,
this
discussed
challenges
biomaterial
durability
through
modifications
enhance
biofunction,
wear
antibacterial
properties.
Recent
developments
techniques
also
discussed.
Eventually,
investigated
how
(ML)
revolutionized
by
providing
insights
into
behavior
new
aiding
manufacturing
optimization,
allowing
real-time
quality
control,
advancing
development
personalized,
biocompatible,
reliable
Progress in Materials Science,
Journal Year:
2024,
Volume and Issue:
144, P. 101277 - 101277
Published: March 8, 2024
The
use
of
biomedical
metallic
materials
in
research
and
clinical
applications
has
been
an
important
focus
a
significant
area
interest,
primarily
owing
to
their
role
enhancing
human
health
extending
lifespan.
This
article,
particularly
on
titanium-based
alloys,
explores
exceptional
properties
that
can
address
bone
issues
amid
the
growing
challenges
posed
by
aging
population.
Although
stainless
steel,
magnesium-based
cobalt-based
other
are
commonly
employed
medical
applications,
limitations
such
as
toxic
elements,
high
elastic
modulus,
rapid
degradation
rates
limit
widespread
applications.
Therefore,
alloys
have
emerged
top-performing
materials,
gradually
replacing
counterparts
various
article
extensively
examines
highlights
along
with
in-depth
discussion
currently
utilized
inherent
limitations.
To
begin
with,
essential
requirements
for
load-bearing
biomaterials
introduced.
Then,
summarized
compared.
Afterward,
microstructure,
properties,
preparations
explored.
Furthermore,
surface
modification
methods
discussed
enhance
biocompatibility,
wear
resistance
corrosion
resistance.
Finally,
proposes
development
path
conjunction
additive
manufacturing
novel
alloy
nitinol.
Small,
Journal Year:
2024,
Volume and Issue:
20(46)
Published: Aug. 19, 2024
Titanium
and
titanium
alloys
remain
the
gold
standard
for
dental
orthopedic
implants.
These
materials
are
heavily
used
because
of
their
bioinert
nature,
robust
mechanical
properties,
seamless
integration
with
bone.
However,
implant-associated
infections
(IAIs)
one
leading
causes
implant
failure.
Eradicating
an
IAI
can
be
difficult
since
bacteria
form
biofilms
on
medical
implant,
protecting
bacterial
cells
against
systemic
antibiotics
host's
immune
system.
If
infection
is
not
treated
promptly
aggressively,
device
failure
inevitable,
to
costly
multi-step
revision
surgeries.
To
circumvent
this
dire
situation,
scientists
engineers
continue
develop
novel
strategies
protect
surface
implants
from
bacteria.
In
review,
details
emerging
prevent
in
reported.
include
anti-adhesion
properties
provided
by
polymers,
superhydrophobic,
superhydrophilic,
liquid-infused
coatings,
as
well
coatings
employed
lyse
Additionally,
commercially
available
technologies
those
under
preclinical
trials
examined
while
discussing
current
future
trends.
Materials,
Journal Year:
2024,
Volume and Issue:
17(4), P. 934 - 934
Published: Feb. 17, 2024
This
literature
review
indicates
that
the
basic
microstructure
of
Ti6Al4V
is
bimodal,
consisting
two
phases,
namely
α
+
β,
and
it
occurs
after
fabrication
using
conventional
methods
such
as
casting,
plastic
forming
or
machining
processes.
The
components
via
an
additive
manufacturing
process
significantly
changes
properties
Ti6Al4V.
Due
to
rapid
heat
exchange
during
treatment,
bimodal
transforms
into
a
lamellar
microstructure,
which
consists
phases:
α'
β.
Despite
application
optimum
printing
parameters,
3D
printed
products
exhibit
typical
surface
defects
discontinuities,
in
turn,
finishing
shot
peening
recommended.
A
signalizes
electropolishing
processes
positively
impact
corrosion
behavior,
mechanical
condition
layer
conventionally
manufactured
titanium
alloy.
On
other
hand,
there
lack
studies
combining
one
hybrid
for
additively
alloys,
could
synthesize
benefits
both
Therefore,
this
paper
clarifies
effects
treatment
on
alloys
shows
effect
Journal of Manufacturing and Materials Processing,
Journal Year:
2025,
Volume and Issue:
9(1), P. 13 - 13
Published: Jan. 5, 2025
To
improve
high-temperature
oxidation
resistance
for
Ti6Al4V
alloy,
AlxCoCrCuyFeNi
(x
=
0,
0.3,
0.5,
0.7,
1.0;
y
1.0,
x
+
1.0)
high-entropy
alloy
(HEA)
coatings
were
prepared
on
the
substrate
by
a
laser
cladding
technique.
The
results
show
that
mainly
composed
of
FCC,
BCC,
and
Ti-rich
phases.
Severe
segregation
Cu
element
occurred
in
CoCrCuFeNi
HEA
as
Cu-rich
phase
(FCC2).
phases
decreased
with
decreasing
content
completely
disappeared
until
Al
reached
1.0.
microhardnesses
Cu1.0,
Cu0.7Al0.3,
Cu0.5Al0.5,
Cu0.3Al0.7,
Al1.0
2.01,
2.06,
2.08,
2.09,
2.11
times
substrate,
compared
those
rates
55%,
51%,
47%,
42%,
35%,
respectively.
surface
oxides
five
CuO,
TiO2,
Fe3O4,
Cr2O3,
Al2O3.
increase
promoted
generation
Al2O3
film
Cr2O3
surfaces
coatings,
which
significantly
improved
antioxidant
performance
50
h
at
800
°C.
When
coating
showed
best
performance.
