Proceedings of the Institution of Mechanical Engineers Part H Journal of Engineering in Medicine,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 22, 2025
Additive
manufacturing
(AM)
is
revolutionizing
healthcare
by
enabling
the
creation
of
customized
3D
printed
(3DP)
medical
equipment,
implants,
orthoses,
prosthetics,
drugs,
and
organs.
With
availability
different
types
materials
suitable
for
3DP
applications,
this
technology
allows
precise
fabrication
patient-oriented
dental
orthopedic
devices,
significantly
improving
fit
functionality.
Additionally,
such
as
Oral
Dispersible
Formulations
(ODFs)
polypills,
are
surpassing
traditional
“one
pill
fits
all”
concept,
offering
more
tailored
medication
solutions.
This
innovation
also
supports
development
personalized
medications
bioprinted
tissues,
opening
way
advancements
in
regenerative
therapies.
3D-bioprinted
organs
addressing
growing
demand
organ
transplants.
In
surgical
planning,
3D-printed
anatomical
models
provide
students
professionals
with
hands-on
practice,
which
crucial
skill
understanding
complex
anatomies.
Surgeons
can
practice
refine
techniques
before
actual
procedures,
enhancing
precision
outcomes
during
real
operations.
paper
focus
on
highlighting
progression
motivations
behind
cross-disciplinary
applications
AM
within
sector
providing
drug
delivery
systems
diagnostic
tools
treatment
refinement.
designed
a
broad
audience,
including
researchers,
who
interested
exploring
implications
transformative
technology.
Discover Materials,
Journal Year:
2025,
Volume and Issue:
5(1)
Published: Jan. 9, 2025
Achieving
the
ideal
replacement
for
robust
biological
tissues
requires
biocompatible
materials
with
a
nuanced
blend
of
characteristics,
including
organ
specific
toughness,
durability,
self-repairing
capability,
and
well-defined
structure.
Hydrogels,
structured
high
water
containing
3D-crosslinked
polymeric
networks,
present
promising
avenue
in
biomedical
applications
due
to
their
close
resemblance
natural
tissues.
However,
mechanical
performance
often
falls
short,
limiting
clinical
applications.
Recent
research
has
been
focused
on
developing
hydrogel
therapeutic
advancements
have
spurred
researchers
develop
hydrogels
having
acceptable
toughness.
While
it
is
now
possible
tailor
properties
synthetic
gels
mimic
those
tissues,
critical
aspects
such
as
biocompatibility
crosslinking
strategies
are
frequently
neglected.
This
review
scrutinizes
structural
techniques
designed
improve
toughness
hydrogels,
focusing
especially
innovative
efforts
integrate
these
enhancements
into
natural-based
hydrogels.
By
thoroughly
examining
methodologies,
sheds
light
complexities
strengthening
will
propose
valuable
insights
development
next-generation
tissue
substitutes.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 29, 2025
Abstract
Direct
ink
writing
(DIW)
is
an
additive
manufacturing
technique
that
has
garnered
notable
interest
due
to
its
precise
and
consistent
printing
of
a
wide
range
materials,
such
as
viscoelastic
hydrogels,
pastes,
complex
composites,
by
adjusting
the
ink's
rheology.
This
material
flexibility
combined
with
ability
print
at
room
temperature
makes
DIW
ideal
for
diverse
applications
scalable
from
small
industrial
levels.
In
recent
years,
conductive
hydrogels
gained
significant
attention
across
various
fields,
ranging
biomedical
scaffolds
flexible
electronics.
Conductive
are
category
which
exhibit
conductivity
in
their
wet
and/or
dry
state.
Precursors
like
polymers,
metallic
nanoparticles,
carbon‐based
materials
can
be
used
induce
electronic
ionic
hydrogels.
review
presents
comprehensive
overview
demonstrating
printability
using
technique.
The
fundamentals
precursors
presented.
Following,
different
pathways
reaching
optimal
hydrogel
properties,
including
mechanical,
conductive,
rheological,
focus
on
synthesis
introduced.
Finally,
emerging
electronics
medicine
highlighted,
anticipated
challenges
advancement
printable
discussed.
Virtual and Physical Prototyping,
Journal Year:
2025,
Volume and Issue:
20(1)
Published: Feb. 6, 2025
Extreme
low-temperature
environments,
such
as
those
in
aerospace,
polar
expeditions,
and
deep-sea
exploration,
demand
efficient
energy
storage
systems.
Conventional
technologies
face
major
limitations
under
these
conditions,
including
electrolyte
freezing,
restricted
interfacial
reaction
kinetics,
microstructural
instability.
In
contrast,
3D
printing
offers
transformative
solutions
with
precise
control,
multifunctional
material
integration,
optimisation,
effectively
addressing
challenges
related
to
compatibility
structural
complexity.
However,
the
mechanisms
for
optimising
performance
remain
poorly
understood,
of
processes
materials
needs
further
exploration.
Moreover,
comprehensive
integration
materials,
processes,
device
designs
remains
an
ongoing
challenge.
This
review
systematically
summarises
key
their
characteristics
storage,
exploring
potential
pathways
through
which
enhances
performance.
Particular
emphasis
is
placed
on
its
unique
applications
design,
engineering,
multi-material
coupling.
Unlike
studies
focused
single
or
technologies,
this
adopts
interdisciplinary
systematic
framework,
linking
properties
optimisation.
It
provides
critical
theoretical
guidance
practical
insights
advancing
scientific
understanding
engineering
extreme
technologies.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 27, 2025
Abstract
3D
printing
has
greatly
improved
the
precision
of
cell
and
biomaterial
placement,
enabling
accurate
reproduction
tissue
models
with
sustainable
potential.
Various
techniques,
including
inkjet
printing,
extrusion‐based
vat
photopolymerization,
offer
unique
advantages
but
often
fail
to
replicate
full
complexity
native
tissues
because
material
scalability
limitations.
Hybrid
bioprinting,
combining
multiple
techniques
in
a
single
process,
shown
great
potential
creating
complex
multifunctional
capabilities,
ranging
from
patient‐specific
implant
fabrication
full‐scale
organ
development.
It
capitalizes
on
strengths
integration
sustainable,
renewable
biomaterials
at
varying
resolutions,
nano
microscale.
This
approach
addresses
both
biological
environmental
responsibility
by
minimizing
waste
enhancing
sustainability
engineering
processes.
Despite
progress,
substantial
gap
remains
between
current
technologies
bioengineering
requirements.
A
deep
understanding
hybrid
its
underlying
mechanisms
is
crucial.
Herein,
this
review
summarizes
discusses
recent
advancements
systems
for
fabricating
multiscale
hierarchical
models,
focusing
challenges
field.
aims
insights
identify
key
requirements
advancing
technology
toward
developing
functional,
biomimetic
constructs.
Macromolecular Rapid Communications,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 8, 2024
Abstract
Soft
actuators
are
one
of
the
most
promising
technological
advancements
with
potential
solutions
to
diverse
fields’
day‐to‐day
challenges.
derived
from
hydrogel
materials
possess
unique
features
such
as
flexibility,
responsiveness
stimuli,
and
intricate
deformations,
making
them
ideal
for
soft
robotics,
artificial
muscles,
biomedical
applications.
This
review
provides
an
overview
material
composition
design
techniques
actuators,
exploring
3D
printing,
photopolymerization,
cross‐linking,
microfabrication
methods
improved
actuation.
It
examines
applications
in
biomedical,
bioinspired
systems,
microfluidics,
lab‐on‐a‐chip
devices,
environmental,
energy
systems.
Finally,
it
discusses
challenges,
opportunities,
advancements,
regulatory
aspects
related
actuators.