Journal of Orthopaedic Translation,
Journal Year:
2023,
Volume and Issue:
42, P. 94 - 112
Published: Sept. 1, 2023
Currently,
metal
implants
are
widely
used
in
orthopedic
surgeries,
including
fracture
fixation,
spinal
fusion,
joint
replacement,
and
bone
tumor
defect
repair.
However,
conventional
difficult
to
be
customized
according
the
recipient's
skeletal
anatomy
characteristics,
leading
difficulties
meeting
individual
needs
of
patients.
Additive
manufacturing
(AM)
or
three-dimensional
(3D)
printing
technology,
an
advanced
digital
fabrication
technique
capable
producing
components
with
complex
precise
structures,
offers
opportunities
for
personalization.
We
systematically
reviewed
literature
on
3D
over
past
10
years.
Relevant
animal,
cellular,
clinical
studies
were
searched
PubMed
Web
Science.
In
this
paper,
we
introduce
method
characteristics
biometals
summarize
properties
their
applications
surgery.
On
basis,
discuss
potential
possibilities
further
generalization
improvement.
technology
has
facilitated
use
different
procedures.
By
combining
medical
images
from
techniques
such
as
CT
MRI,
allows
based
injured
tissue.
Such
patient-specific
not
only
reduce
excessive
mechanical
strength
eliminate
stress-shielding
effects,
but
also
improve
biocompatibility
functionality,
increase
cell
nutrient
permeability,
promote
angiogenesis
growth.
addition,
advantages
low
cost,
fast
cycles,
high
reproducibility,
which
can
shorten
patients'
surgery
hospitalization
time.
Many
trials
have
been
conducted
using
implants.
modeling
software,
operation
equipment,
demand
implant
materials,
lack
guidance
relevant
laws
regulations
limited
its
application.
There
personalization,
promotion
osseointegration,
short
production
cycle,
material
utilization.
With
continuous
learning
software
by
surgeons,
improvement
development
materials
that
better
meet
needs,
regulations,
applied
more
surgeries.
Precision,
intelligence,
personalization
future
direction
orthopedics.
It
is
reasonable
believe
will
deeply
integrated
artificial
4D
printing,
big
data
play
a
greater
role
eventually
become
important
part
economy.
aim
latest
developments
engineers
surgeons
design
closely
mimic
morphology
function
native
bone.
Journal of Materials Research and Technology,
Journal Year:
2022,
Volume and Issue:
17, P. 1408 - 1426
Published: Jan. 25, 2022
Additive
manufacturing
(AM)
enables
fully
dense
biomimetic
implants
in
the
designed
geometries
from
preferred
materials
such
as
titanium
and
its
alloys.
Titanium
aluminum
vanadium
(Ti6Al4V)
is
one
of
pioneer
metal
alloys
for
bone
implant
applications,
however,
reasons
eliminating
toxic
effects
Ti6Al4V
maintaining
adequate
mechanical
strength
have
increased
potential
commercially
pure
(cp-Ti)
to
be
used
implants.
This
literature
review
aims
evaluate
production
cp-Ti
biomedical
with
laser
powder
bed
fusion
(L-PBF)
technology,
which
has
a
very
high
level
technological
matureness
industrialization
level.
The
optimization
L-PBF
parameters
post-processing
techniques
affect
obtained
microstructure
leading
various
mechanical,
corrosion
biological
behaviors
manufactured
titanium.
All
features
are
considered
light
specifications
needs
applications.
most
critical
disadvantages
residual
stresses
deformations
introduced
solutions
discussed.
Moreover,
manufacturability
porous
that
causes
benefit
harm
applications
assessed.
Metals,
Journal Year:
2022,
Volume and Issue:
12(4), P. 687 - 687
Published: April 16, 2022
Ti-6Al-4V
(Ti64)
alloy
is
one
of
the
most
widely
used
orthopedic
implant
materials
due
to
its
mechanical
properties,
corrosion
resistance,
and
biocompatibility
nature.
Porous
Ti64
structures
are
gaining
more
research
interest
as
bone
implants
they
can
help
in
reducing
stress-shielding
effect
when
compared
their
solid
counterpart.
The
literature
shows
that
porous
fabricated
using
different
additive
manufacturing
(AM)
process
routes,
such
laser
powder
bed
fusion
(L-PBF)
electron
beam
melting
(EBM)
be
tailored
mimic
properties
natural
bone.
This
review
paper
categorizes
designs
into
non-gradient
(uniform)
gradient
(non-uniform)
structures.
Gradient
design
appears
promising
for
applications
closeness
towards
morphology
improved
properties.
In
addition,
this
outlines
details
on
structure
fatigue
behavior,
multifunctional
designs,
current
challenges,
gaps
studies
implants.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(5), P. e26641 - e26641
Published: Feb. 23, 2024
Additive
Manufacturing
(AM)
has
recently
demonstrated
significant
medical
progress.
Due
to
advancements
in
materials
and
methodologies,
various
processes
have
been
developed
cater
the
sector's
requirements,
including
bioprinting
4D,
5D,
6D
printing.
However,
only
a
few
studies
captured
these
emerging
trends
their
applications.
Therefore,
this
overview
presents
an
analysis
of
achievements
obtained
AM
for
industry,
focusing
on
principal
identified
annual
report
AM3DP.
Frontiers in Bioengineering and Biotechnology,
Journal Year:
2024,
Volume and Issue:
11
Published: Jan. 19, 2024
There
has
been
increasing
attention
to
produce
porous
scaffolds
that
mimic
human
bone
properties
for
enhancement
of
tissue
ingrowth,
regeneration,
and
integration.
Additive
manufacturing
(AM)
technologies,
i.e.,
three
dimensional
(3D)
printing,
have
played
a
substantial
role
in
engineering
clinical
applications
owing
their
high
level
design
fabrication
flexibility.
To
this
end,
review
article
attempts
provide
detailed
overview
on
the
main
considerations
such
as
permeability,
adhesion,
vascularisation,
interfacial
features
interplay
affect
regeneration
osseointegration.
Physiology
was
initially
explained
followed
by
analysing
impacts
porosity,
pore
size,
permeability
surface
chemistry
defects.
Importantly,
major
3D
printing
methods
employed
substitutes
were
also
discussed.
Advancements
MA
technologies
allowed
production
with
complex
geometries
polymers,
composites
metals
well-tailored
architectural,
mechanical,
mass
transport
features.
In
way,
particular
devoted
reviewing
printed
triply
periodic
minimal
(TPMS)
hierarchical
structure
bones.
overall,
enlighten
pathway
patient-specific
3D-printed
substitutions
osseointegration
capacity
repairing
large
Frontiers in Bioengineering and Biotechnology,
Journal Year:
2025,
Volume and Issue:
13
Published: Feb. 4, 2025
Osteoporosis
results
from
a
disruption
in
skeletal
homeostasis
caused
by
an
imbalance
between
bone
resorption
and
formation.
Conventional
treatments,
such
as
pharmaceutical
drugs
hormone
replacement
therapy,
often
yield
suboptimal
are
frequently
associated
with
side
effects.
Recently,
biomaterial-based
approaches
have
gained
attention
promising
alternatives
for
managing
osteoporosis.
This
review
summarizes
the
current
advancements
3D-printed
biomaterials
designed
osteoporosis
treatment.
The
benefits
of
compared
to
traditional
systemic
drug
therapies
discussed.
These
materials
can
be
broadly
categorized
based
on
their
functionalities,
including
promoting
osteogenesis,
reducing
inflammation,
exhibiting
antioxidant
properties,
inhibiting
osteoclast
activity.
3D
printing
has
advantages
speed,
precision,
personalization,
etc.
It
is
able
satisfy
requirements
irregular
geometry,
differentiated
composition,
multilayered
structure
articular
osteochondral
scaffolds
boundary
layer
structure.
limitations
existing
critically
analyzed
future
directions
considered.
Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials,
Journal Year:
2020,
Volume and Issue:
105, P. 103671 - 103671