Materials Today Bio,
Год журнала:
2023,
Номер
23, С. 100777 - 100777
Опубликована: Сен. 11, 2023
Metallic
cellular
solids,
made
of
biocompatible
alloys
like
titanium,
stainless
steel,
or
cobalt-chromium,
have
gained
attention
for
their
mechanical
strength,
reliability,
and
biocompatibility.
These
three-dimensional
structures
provide
support
aid
tissue
regeneration
in
orthopedic
implants,
cardiovascular
stents,
other
engineering
solids.
The
design
material
chemistry
metallic
solids
play
crucial
roles
performance:
factors
such
as
porosity,
pore
size,
surface
roughness
influence
nutrient
transport,
cell
attachment,
stability,
while
microstructure
imparts
durability
flexibility.
Various
techniques,
including
additive
manufacturing
conventional
fabrication
methods,
are
utilized
producing
biomedical
each
offering
distinct
advantages
drawbacks
that
must
be
considered
optimal
manufacturing.
combination
properties
biocompatibility
makes
superior
to
ceramic
polymeric
counterparts
most
load
bearing
applications,
particular
under
cyclic
fatigue
conditions,
more
general
application
require
long
term
reliability.
Although
challenges
remain,
reducing
the
production
times
associated
costs
increasing
array
available
materials,
showed
excellent
long-term
with
high
survival
rates
even
follow-ups.
Journal of Composites Science,
Год журнала:
2025,
Номер
9(1), С. 10 - 10
Опубликована: Янв. 2, 2025
Biometals
used
for
the
replacement
of
damaged
bones
are
required
to
have
a
Young’s
modulus
comparable
with
that
surrounding
bones,
in
addition
having
no
toxicity,
high
corrosion
resistance,
and
strength.
The
natural
is
much
lower
than
those
common
biometals.
Porous
biometals
been
widely
studied
achieve
modulus.
However,
these
materials
commonly
exhibit
low
strength
because
pores
tend
behave
as
microscopic
defects.
In
this
study,
porous
titanium,
promising
biometal,
was
reinforced
short
titanium
fibers.
structure
fiber
reinforcement
provided
relatively
strength,
respectively.
short-titanium-fiber-reinforced
fabricated
using
space
holder
method
spark
plasma
sintering.
porosity
matrix
(uniform
titanium),
volume
fraction
fibers,
aspect
ratio
were
set
60%,
30%,
8
64,
A
bending
test
revealed
almost
constant,
irrespective
ratio,
increased
an
ratio.
which
difficult
obtain
uniform
achieved
by
applying
reinforcement.
results
demonstrate
candidate
biometal
bones.
Materials,
Год журнала:
2023,
Номер
16(11), С. 3991 - 3991
Опубликована: Май 26, 2023
Metal
injection
molding
(MIM)
is
one
of
the
most
widely
used
manufacturing
processes
worldwide
as
it
a
cost-effective
way
producing
variety
dental
and
orthopedic
implants,
surgical
instruments,
other
important
biomedical
products.
Titanium
(Ti)
Ti
alloys
are
popular
modern
metallic
materials
that
have
revamped
sector
they
superior
biocompatibility,
excellent
corrosion
resistance,
high
static
fatigue
strength.
This
paper
systematically
reviews
MIM
process
parameters
extant
studies
to
produce
alloy
components
between
2013
2022
for
medical
industry.
Moreover,
effect
sintering
temperature
on
mechanical
properties
MIM-processed
sintered
has
been
reviewed
discussed.
It
concluded
by
appropriately
selecting
implementing
processing
at
different
stages
process,
defect-free
alloy-based
can
be
produced.
Therefore,
this
present
study
could
greatly
benefit
future
examine
using
develop
products
applications.
Materials Today Bio,
Год журнала:
2023,
Номер
23, С. 100777 - 100777
Опубликована: Сен. 11, 2023
Metallic
cellular
solids,
made
of
biocompatible
alloys
like
titanium,
stainless
steel,
or
cobalt-chromium,
have
gained
attention
for
their
mechanical
strength,
reliability,
and
biocompatibility.
These
three-dimensional
structures
provide
support
aid
tissue
regeneration
in
orthopedic
implants,
cardiovascular
stents,
other
engineering
solids.
The
design
material
chemistry
metallic
solids
play
crucial
roles
performance:
factors
such
as
porosity,
pore
size,
surface
roughness
influence
nutrient
transport,
cell
attachment,
stability,
while
microstructure
imparts
durability
flexibility.
Various
techniques,
including
additive
manufacturing
conventional
fabrication
methods,
are
utilized
producing
biomedical
each
offering
distinct
advantages
drawbacks
that
must
be
considered
optimal
manufacturing.
combination
properties
biocompatibility
makes
superior
to
ceramic
polymeric
counterparts
most
load
bearing
applications,
particular
under
cyclic
fatigue
conditions,
more
general
application
require
long
term
reliability.
Although
challenges
remain,
reducing
the
production
times
associated
costs
increasing
array
available
materials,
showed
excellent
long-term
with
high
survival
rates
even
follow-ups.
