International Journal of Electrochemical Science,
Journal Year:
2024,
Volume and Issue:
19(3), P. 100495 - 100495
Published: Feb. 9, 2024
Titanium
foams
of
varying
porosities
were
fabricated
from
a
mixture
Ti
powder,
sodium
chloride
(NaCl),
and
liquid
polyethylene
glycol
by
spark
plasma
sintering
technique
at
temperature
650℃.
This
paper
aims
to
study
the
effects
porosity
on
corrosion
behaviour
foams.
Different
achieved
through
NaCl
content
between
0
–
70
vol.
%.
The
specimens
thereafter
prepared
for
optical
microscopy
XRD
phase
analysis.
Details
foam
pore
characteristics
further
acquired
using
3D
X-ray
micro-CT
scanner.
Electrochemical
tests
consisting
open-circuit
potential
stabilization,
potentiodynamic
polarization,
electrochemical
impedance
spectroscopy
(EIS)
measurements
then
conducted
in
0.9
wt.%
solution
T
=
37℃.
A
near-complete
interconnectivity
was
with
samples
60%
above.
highest
open
circuit
+0.17
V
(vs.
SSC)
recorded
70%
sample.
current
density
rate
significantly
increased
an
introduction
pores
values
as
high
±1.87E-05A/cm2
±0.16210
mm/year,
respectively.
Porosity
renders
protective
oxide
layer
less
resistant
attack.
overall
surface
resistance
reduced
±78903Ω
0%
porous
sample
±1369Ω
when
introduced.
Cureus,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 28, 2024
Wound
healing
is
an
evolving
and
intricate
technique
that
vital
to
the
restoration
of
tissue
integrity
function.
Over
past
few
decades,
chitosan
a
biopolymer
derived
from
chitin,
became
known
as
emerging
biomaterial
in
field
wounds
due
its
distinctive
characteristics
including
biocompatibility,
biodegradability,
affinity
biomolecules,
wound-healing
activity.
This
natural
polymer
exhibits
excellent
capabilities
by
accelerating
development
new
skin
cells,
reducing
inflammation,
preventing
infections.
Due
distinct
biochemical
innate
antibacterial
activity,
has
been
extensively
researched
wound
dressing.
Chronic
wounds,
such
diabetic
ulcers
liver
disease,
are
growing
medical
problem.
Chitosan-based
biomaterials
promising
solution
domain
care.
The
article
analyzes
depth
chitosan-based
their
impact
on
also
methods
enhance
advantages
incorporating
bioactive
compounds.
literature
review
aimed
improve
understanding
knowledge
about
use
healing.
Coatings,
Journal Year:
2024,
Volume and Issue:
14(4), P. 425 - 425
Published: April 1, 2024
The
need
to
improve
the
expectancy
and
quality
of
life
subjects
affected
by
disabling
pathologies
that
require
replacement
or
regeneration
tissues
parts
body
has
fueled
development
innovative,
better-performing
materials
are
capable
integrating
into
being
tolerated
tissues.
Materials
with
these
characteristics,
i.e.,
bio-functionality,
bio-safety,
biocompatibility,
defined
as
biomaterials.
One
many
methods
for
producing
such
is
sol–gel
technique.
This
process
mainly
used
preparation
ceramic
oxides
at
low
temperatures,
through
hydrolysis
polycondensation
reactions
organometallic
compounds
within
a
hydroalcoholic
solution.
study
based
on
specific
type
biomaterial:
organic–inorganic
hybrids.
aim
this
provide
an
overview
advantages
disadvantages
technique,
well
describe
chemical
biological
characterization,
uses,
future
prospects
In
particular,
use
plant
drugs
organic
components
hybrid
material
innovation
manuscript.
properties
extracts
numerous,
reason,
they
deserve
great
attention
from
scientific
community.
Frontiers in Bioengineering and Biotechnology,
Journal Year:
2025,
Volume and Issue:
13
Published: Feb. 11, 2025
Three-dimensional
(3D)
printing
has
rapidly
become
a
transformative
force
in
orthopedic
surgery,
enabling
the
creation
of
highly
customized
and
precise
medical
implants
surgical
tools.
This
review
aims
to
provide
more
systematic
comprehensive
perspective
on
emerging
3D
technologies—ranging
from
extrusion-based
methods
bioink
powder
bed
fusion—and
broadening
array
materials,
including
bioactive
agents
cell-laden
inks.
We
highlight
how
these
technologies
materials
are
employed
fabricate
patient-specific
implants,
guides,
prosthetics,
advanced
tissue
engineering
scaffolds,
significantly
enhancing
outcomes
patient
recovery.
Despite
notable
progress,
field
faces
challenges
such
as
optimizing
mechanical
properties,
ensuring
structural
integrity,
addressing
regulatory
complexities
across
different
regions,
considering
environmental
impacts
cost
barriers,
especially
low-resource
settings.
Looking
ahead,
innovations
smart
functionally
graded
(FGMs),
along
with
advancements
bioprinting,
hold
promise
for
overcoming
obstacles
expanding
capabilities
orthopedics.
underscores
pivotal
role
interdisciplinary
collaboration
ongoing
research
harnessing
full
potential
additive
manufacturing,
ultimately
paving
way
effective,
personalized,
durable
solutions
that
improve
quality
life.
Materials,
Journal Year:
2024,
Volume and Issue:
17(3), P. 769 - 769
Published: Feb. 5, 2024
Precision
manufacturing
requirements
are
the
key
to
ensuring
quality
and
reliability
of
biomedical
implants.
The
powder
bed
fusion
(PBF)
technique
offers
a
promising
solution,
enabling
creation
complex,
patient-specific
implants
with
high
degree
precision.
This
technology
is
revolutionizing
industry,
paving
way
for
new
era
personalized
medicine.
review
explores
details
3D
printing
its
application
in
field.
It
begins
an
introduction
3D-printing
various
classifications.
Later,
it
analyzes
numerous
fields
which
has
been
successfully
deployed
where
precision
components
required,
including
fabrication
scaffolds
tissue
engineering.
also
discusses
potential
advantages
limitations
using
terms
precision,
customization,
cost
effectiveness.
In
addition,
highlights
current
challenges
prospects
technology.
work
valuable
insights
researchers
engaged
field,
aiming
contribute
advancement
context
applications.
Exploration of Medicine,
Journal Year:
2024,
Volume and Issue:
5(1), P. 17 - 47
Published: Feb. 6, 2024
Three-dimensional
(3D)
and
four-dimensional
(4D)
printing
have
emerged
as
the
next-generation
fabrication
technologies,
covering
a
broad
spectrum
of
areas,
including
construction,
medicine,
transportation,
textiles.
3D
printing,
also
known
additive
manufacturing
(AM),
allows
complex
structures
with
high
precision
via
layer-by-layer
addition
various
materials.
On
other
hand,
4D
technology
enables
smart
materials
that
can
alter
their
shape,
properties,
functions
upon
stimulus,
such
solvent,
radiation,
heat,
pH,
magnetism,
current,
pressure,
relative
humidity
(RH).
Myriad
biomedical
(BMMs)
currently
serve
in
many
engineering
fields
aiding
patients’
needs
expanding
life-span.
BMMs
provides
geometries
are
impossible
conventional
processing
techniques,
while
yields
dynamic
BMMs,
which
intended
to
be
long-term
contact
biological
systems
owing
time-dependent
stimuli
responsiveness.
This
review
comprehensively
covers
most
recent
technological
advances
towards
fabricating
for
tissue
engineering,
drug
delivery,
surgical
diagnostic
tools,
implants
prosthetics.
In
addition,
challenges
gaps
printed
along
future
outlook,
extensively
discussed.
The
current
addresses
scarcity
literature
on
composition,
performances
medical
applications
pros
cons.
Moreover,
content
presented
would
immensely
beneficial
material
scientists,
chemists,
engineers
engaged
AM
clinicians
field.
Graphical
abstract.
ACS Biomaterials Science & Engineering,
Journal Year:
2024,
Volume and Issue:
10(3), P. 1323 - 1334
Published: Feb. 8, 2024
Polymers
as
biomaterials
possess
favorable
properties,
which
include
corrosion
resistance,
light
weight,
biocompatibility,
ease
of
processing,
low
cost,
and
an
ability
to
be
easily
tailored
meet
specific
applications.
However,
their
inherent
X-ray
attenuation,
resulting
from
the
atomic
numbers
constituent
elements,
i.e.,
hydrogen
(1),
carbon
(6),
nitrogen
(7),
oxygen
(8),
makes
them
difficult
visualize
radiographically.
Imparting
radiopacity
radiolucent
polymeric
implants
is
necessary
enable
noninvasive
evaluation
implantable
medical
devices
using
conventional
imaging
methods.
Numerous
studies
have
undertaken
this
by
blending
various
polymers
with
contrast
agents
consisting
heavy
elements.
The
selection
appropriate
agent
important,
primarily
ensure
that
it
does
not
cause
detrimental
effects
relevant
mechanical
physical
properties
polymer
depending
upon
intended
application.
Furthermore,
its
biocompatibility
adjacent
tissues
excretion
body
require
thorough
evaluation.
We
aimed
summarize
current
knowledge
on
incorporated
into
synthetic
in
context
devices.
While
a
single
review
was
found
discussed
biomaterials,
publication
outdated
address
contemporary
employed
implant
Our
provides
up-to-date
overview
polymers,
encompassing
both
temporary
permanent
implants.
expect
our
results
will
significantly
inform
guide
strategic
agents,
considering
requirements
IntechOpen eBooks,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 23, 2024
Conventional
therapeutic
models
based
on
the
premise
of
a
universal
solution
are
facing
decrease
in
efficiency,
emphasized
by
large
number
patients
who
show
resistance
or
do
not
respond
positively
to
classic
treatments.
This
perspective
highlights
urgency
for
more
precise
approaches
personalized
treatments
that
adaptable
specific
complexities
and
unique
challenges
faced
each
patient.
Hydrogels
biocompatible
biodegradable
systems
well-controlled
targeted
administration
agents,
being
formed
3D
reticulated
networks
water-soluble
polymeric
biomaterials,
natural,
synthetic,
hybrid
origin,
with
intrinsic
extrinsic
properties.
Due
easily
adjustable
porous
structure,
hydrogels
allow
encapsulation
macromolecular
drugs,
proteins,
small
molecules,
cells,
hormones,
growth
factors
gel
matrix
their
subsequent
controlled
release.
The
biomaterials
used,
crosslinking
methods,
design,
functionalization
strategies
obtaining
improved
properties
presented.
different
possibilities
application
described
transdermally,
as
dressing
materials,
oral,
ocular,
spray-able,
injectable,
up
intracellular
level.
chapter
extensively
investigates
advances
advantages
enable
effective,
noninvasive,
provide
greater
patient
comfort
wide
range
applications.
