Journal of Biomaterials Science Polymer Edition,
Год журнала:
2024,
Номер
35(9), С. 1455 - 1492
Опубликована: Апрель 3, 2024
In
recent
years,
wearable
e-skin
has
emerged
as
a
prominent
technology
with
wide
range
of
applications
in
healthcare,
health
surveillance,
human–machine
interface,
and
virtual
reality.
Inspired
by
the
properties
human
skin,
arrayed
is
novel
that
offers
multifunctional
sensing
capabilities.
It
can
detect
quantify
various
stimuli,
mimicking
somatosensory
system,
record
physical
physiological
parameters
real
time.
By
combining
flexible
electronic
device
units
data
acquisition
specific
functional
sensors
be
distributed
targeted
areas
to
achieve
high
sensitivity,
resolution,
adjustable
range,
large-area
expandability.
This
review
provides
comprehensive
overview
advances
technology,
including
its
development
status,
types
applications,
power
supply
methods,
prospects
for
future
development.
The
emphasis
current
research
on
enhancing
sensitivity
stability
sensors,
improving
comfort
reliability
devices,
developing
intelligent
processing
application
algorithms.
aims
serve
scientific
reference
technology.
Abstract
Intelligent
perception
means
that
with
the
assistance
of
artificial
intelligence
(AI)‐motivated
brain,
flexible
sensors
achieve
ability
memory,
learning,
judgment,
and
reasoning
about
external
information
like
human
brain.
Due
to
superiority
machine
learning
(ML)
algorithms
in
data
processing
intelligent
recognition,
systems
possess
match
or
even
surpass
systems.
However,
built‐in
these
need
work
on
dynamic
irregular
surfaces,
inevitably
affecting
precision
fidelity
acquired
data.
In
recent
years,
strategy
introducing
developed
functional
materials
innovative
structures
into
has
made
some
progress
toward
above
challenges,
blessing
ML
algorithms,
accurate
various
scenarios
have
been
achieved.
Here,
most
representative
for
constructing
are
comprehensively
reviewed,
research
based
is
further
summarized,
intersection
two
expected
unlock
new
opportunities
next‐stage
AI
development.
image
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(32)
Опубликована: Апрель 12, 2024
Abstract
Biomimetic
electronic
skins
(e‐skins)
are
widely
used
in
wearables,
smart
prosthesis
and
soft
robotics.
However,
multimodal
e‐skins,
especially
those
based
on
hydrogels,
face
multiple
challenges
for
practical
applications,
involving
multi‐sensing
signal
mutual
interference,
low
breathability
stretchability.
Here,
a
breathable
stretchable
e‐skin
with
multilayer
film
microstructure
is
developed
to
achieve
self‐calibrated
sensing
of
any
two
three
stimuli:
strain,
temperature,
humidity,
minimal
crosstalk.
Hydrogel
fibers
different
shapes
designed
strain
temperature
modules,
the
hydrogel
as
humidity
module.
The
exhibits
impressive
performance,
including
detection
limit
(0.03%),
linearity
(R
2
=
0.990),
high‐temperature
sensitivity
(1.77%/°C),
wide
range
(33–98%
RH).
Interestingly,
due
directional
anisotropy
shaped
fibers,
realizes
directions.
By
introducing
porous
elastomer
encapsulation
membranes,
wearing
comfort
attained,
while
high
stretchability
(100%
strain)
maintained.
Furthermore,
personalized
human‐machine
interaction
system
created
by
integrating
wireless
circuit
realize
real‐time
gesture
recognition,
physiological
signals
monitoring,
prosthesis.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(24)
Опубликована: Апрель 23, 2023
Abstract
Inherently
tissue‐like
feature
and
multifunctional
property
of
hydrogels
make
themself
excellent
materials
for
flexible
electronics.
However,
conventional
with
insufficient
mechanical
strength
poor
fatigue
resistance
are
damaged
or
lose
service
stability
when
subjected
to
alternating
stress.
Herein,
self‐reinforced
fabricated
from
elaborately
designed
ionic
conductive
after
repetitive
sweat
soak‐dehydration
(SSD)
treatment.
The
tensile
is
improved
930
480
kPa
exhibits
insensitivity
crack
propagation
in
any
direction
6
SSD
treatment
cycles.
In
addition,
the
show
skin
friendliness
compared
commercial
wearable
a
skin‐compatibility
mouse
model.
Bringing
together
those
advantages,
various
skin‐contactable
electronics
utilizing
an
emergency
alarming
system
acute
myocardial
infarction
caused
cardiogenic
shock
also
integrated
that
expected
help
potential
patients
accidents.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(40)
Опубликована: Май 6, 2024
Abstract
The
conventional
medical
assistive
strategy
for
wearable
devices
involves
sensing
physiological
signals
and
subsequent
analysis
while
it
lacks
the
capability
visual
interaction
often
necessitates
use
of
additional
bulky
display.
Herein,
a
perceptual
based
on
electroluminescent
triboelectric
3D
stacked
device
(ETD)
is
proposed
to
address
current
issues.
ETD
utilizes
bottom
sensor
tactile
information,
which
processed
analyzed,
ultimately
triggering
selective
illumination
top
array
through
external
power
circuitry.
possesses
generate
100
V
with
1.5
cm
2
stable
ability
at
30
drive
voltage.
Based
outstanding
features
ETD,
two
assistance
scenarios
are
explored.
I)
captures
signals,
such
as
pulse
rate,
respiratory
special
joint
flexion,
in
situ
displays
corresponding
effectively
assisting
patients/elders
self‐monitoring.
II)
A
bidirectional
interactive
telemedicine
system
utilizing
ETDs
implemented,
not
only
gathers
real‐time
activity
status
from
but
also
realizes
that
remote
physician
assesses
safety
assessment
results
wirelessly
back‐communicated
enabling
advice.
Advanced Materials,
Год журнала:
2024,
Номер
36(26)
Опубликована: Март 28, 2024
Abstract
Over
the
past
few
decades,
significant
progress
in
piezo‐/triboelectric
nanogenerators
(PTEGs)
has
led
to
development
of
cutting‐edge
wearable
technologies.
Nanofibers
with
good
designability,
controllable
morphologies,
large
specific
areas,
and
unique
physicochemical
properties
provide
a
promising
platform
for
PTEGs
various
advanced
applications.
However,
further
nanofiber‐based
is
limited
by
technical
difficulties,
ranging
from
materials
design
device
integration.
Herein,
current
developments
based
on
electrospun
nanofibers
are
systematically
reviewed.
This
review
begins
mechanisms
advantages
nanodevices,
including
high
breathability,
waterproofness,
scalability,
thermal–moisture
comfort.
In
terms
structural
design,
novel
electroactive
structure
assemblies
1D
micro/nanostructures,
2D
bionic
structures,
3D
multilayered
structures
discussed.
Subsequently,
nanofibrous
applications
such
as
energy
harvesters,
personalized
medicine,
personal
protective
equipment,
human–machine
interactions
summarized.
Nanofiber‐based
still
face
many
challenges
efficiency,
material
durability,
stability,
Finally,
research
gap
between
practical
discussed,
emerging
trends
proposed,
providing
some
ideas
intelligent
wearables.
Advanced Healthcare Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 17, 2024
Abstract
The
rapid
advancements
in
artificial
intelligence,
micro‐nano
manufacturing,
and
flexible
electronics
technology
have
unleashed
unprecedented
innovation
opportunities
for
applying
sensors
healthcare,
wearable
devices,
human–computer
interaction.
human
body's
tactile
perception
involves
physical
parameters
such
as
pressure,
temperature,
humidity,
all
of
which
play
an
essential
role
maintaining
health.
Inspired
by
the
sensory
function
skin,
many
bionic
been
developed
to
simulate
skin's
various
stimuli
are
widely
applied
health
monitoring.
Given
urgent
requirements
sensing
performance
integration
field
devices
monitoring,
here
is
a
timely
overview
recent
advances
multi‐functional
It
covers
fundamental
components
categorizes
them
based
on
different
response
mechanisms,
including
resistive,
capacitive,
voltage,
other
types.
Specifically,
application
these
area
monitoring
highlighted.
Based
this,
extended
dual/triple‐mode
integrating
temperature
presented.
Finally,
challenges
discussed.
