Chemical Reviews,
Journal Year:
2023,
Volume and Issue:
123(12), P. 7854 - 7889
Published: May 30, 2023
With
the
rising
diabetic
population,
demand
for
glucose
sensing
devices
has
also
been
on
an
increasing
trend.
Accordingly,
field
of
biosensors
diabetes
management
witnessed
tremendous
scientific
and
technological
advancements
since
introduction
first
enzymatic
biosensor
in
1960s.
Among
these,
electrochemical
hold
considerable
potential
tracking
dynamic
profiles
real
time.
The
recent
evolution
wearable
opened
opportunities
to
use
alternative
body
fluids
a
pain-free,
noninvasive
or
minimally
invasive
manner.
This
review
aims
present
comprehensive
report
about
status
promise
sensors
on-body
monitoring.
We
start
by
highlighting
importance
how
can
contribute
toward
its
effective
then
discuss
mechanisms,
such
over
time,
different
versions
targeting
various
biofluids,
multiplexed
optimal
management.
Finally,
we
focus
commercial
aspects
biosensors,
starting
with
existing
continuous
monitors,
followed
other
emerging
technologies,
concluding
key
prospects
personalized
connection
autonomous
closed-loop
artificial
pancreas.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(2)
Published: Sept. 15, 2023
Dermal
interstitial
fluid
(ISF)
is
emerging
as
a
rich
source
of
biomarkers
that
complements
conventional
biofluids
such
blood
and
urine.
However,
the
impact
ISF
sampling
in
clinical
applications
has
been
limited
owing
to
challenges
associated
with
extraction.
The
implementation
microneedle-based
wearable
devices
can
extract
dermal
pain-free
easy-to-use
manner
attracted
growing
attention
recent
years.
Here,
fully
integrated
touch-activated
device
based
on
laser-drilled
hollow
microneedle
(HMN)
patch
for
continuous
sensing
introduced.
developed
platform
produce
maintain
required
vacuum
pressure
(as
low
≈
-53
kPa)
collect
adequate
volumes
(≈2
µL
needle
npj Flexible Electronics,
Journal Year:
2023,
Volume and Issue:
7(1)
Published: Sept. 1, 2023
Abstract
As
sweat
biomarker
levels
are
continuously
changing
over
metabolism
and
daily
activities,
pathological
physiological
processes
can
be
dynamically
analyzed
by
wearable
devices.
The
colorimetric
skin-interfaced
microfluidic
devices
that
do
not
have
external
circuit
modules
exhibit
enhanced
deformability
with
a
small
footprint.
However,
it
is
difficult
to
achieve
sampling
time
self-feedback
for
closed-loop
systems.
This
review
summarizes
recent
advances
in
valves
biofluid
management
chrono-sampling,
as
well
active
triggers
microfluidics
self-feedback.
After
enumerating
the
current
limitations
temporal
resolution
reliability,
we
further
point
out
few
potential
feasible
strategies
future
developments.
Nature Communications,
Journal Year:
2025,
Volume and Issue:
16(1)
Published: March 18, 2025
Portable
biosensors
mainly
focus
on
detecting
biomarkers
in
biofluids
but
neglect
the
abundant
skin
stratum
corneum,
which
are
associated
with
functionality
and
integrity
of
barrier.
Here,
we
propose
a
sensing
patch
designed
for
direct
sampling
situ
quantification
epidermal
serine,
an
important
biomarker
healthcare.
The
consists
porous
hydrogel
serine
diffusion
ion
conduction,
molecular
imprinted
polymer-based
electrochemical
sensor.
By
integrating
customized
handheld
tester,
system
enables
measurement
levels.
We
demonstrate
application
this
assessing
moisturizing
effect
skincare
product
tracking
recovery
progress
barrier
function
patient
atopic
dermatitis.
Our
work
opens
up
potential
scenario
portable
personalized
Serine
is
authors
introduce
capable
Aggregate,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 22, 2025
ABSTRACT
Recent
advancements
in
hydrogel‐based
flexible
materials
have
revolutionized
wound
healing
and
monitoring
strategies.
These
offer
promising
solutions
for
medical
treatment
real‐time
diagnostics.
Their
rich
water
content,
biocompatibility,
tunable
properties
closely
mimic
the
natural
extracellular
matrix,
supporting
regeneration.
Unlike
traditional
materials,
systems
address
critical
issues
such
as
material
stability
toxicity
while
integrating
advanced
devices.
This
review
highlights
latest
innovations
materials.
It
focuses
on
flexibility,
potential
integration
with
smart
systems.
The
covers
design
principles
fabrication
techniques
nanofibers,
elastomers,
conducting
polymers.
also
discusses
development
of
electronic
skin
innovative
dressings.
In
addition,
explains
how
sensing
capabilities,
stimuli‐responsive
functions,
antibacterial
agents
are
incorporated
into
these
Finally,
article
examines
challenges
future
directions
field.
emphasizes
transformative
multifunctional
improving
continuous
monitoring.