Mandibular Implants: A Metamaterial‐Based Approach to Reducing Stress Shielding
Advanced Healthcare Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 4, 2025
Biomechanical
complications,
such
as
stress
shielding,
bone
resorption,
and
reconstruction
failure,
are
prevalently
associated
with
solid
titanium
mandible
plates.
This
study
evaluates
the
potential
of
metamaterial
designs
porous
gyroid
microarchitectures,
to
enhance
biomechanical
stimulation
mitigate
these
complications.
A
novel
plate
is
compared
plates,
both
patient-specifically
designed
fabricated
from
Ti6Al4
V
alloy.
Stress
shielding
assessed
through
photoelasticity
experiments
validated
finite
element
analysis
(FEA).
Transparent
models
loaded
incrementally
(0-1000
N)
analyze
distributions
in
implants,
screws,
segments.
The
reduces
concentrations
distant
mandibular
regions
defect,
while
increasing
around
screws
near
favoring
local
mechanical
stimulation.
FEA
confirms
improved
load
distribution
(p
=
0.003).
However,
exhibited
a
lower
load-bearing
capacity,
failing
at
775
N,
withstood
1800
N
without
failure.
Yet,
design
effectively
reduced
thereby
enhancing
function
critical
regions.
Hence,
despite
their
they
can,
potentially,
preserve
integrity
prevent
implant
failure
that
should
be
future
(pre-)clinical
studies.
Язык: Английский
The Utility of Additively Manufactured β-Ti Latticed Hip Implants in Reducing Femoral Stress Shielding: A Finite Element Study
Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials,
Год журнала:
2025,
Номер
unknown, С. 106999 - 106999
Опубликована: Апрель 1, 2025
Язык: Английский