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. O
In O
the O
long O
term O
, O
standards S-CONPRI
for O
medical B-APPL
devices E-APPL
in O
dentistry S-APPL
could O
be S-MATE
revised O
to O
reflect O
the O
current O
trends S-CONPRI
in O
biomaterials S-MATE
and O
precursors O
they O
are O
generated O
from O
. O
The O
tensile B-PRO
strength E-PRO
and O
strain S-PRO
properties S-CONPRI
as S-MATE
well O
as S-MATE
failure O
modes O
in O
silicone S-MATE
dumbbell O
specimens O
fabricated S-CONPRI
by O
extrusion-based O
additive B-MANP
manufacturing E-MANP
are O
investigated O
. O
Effects O
of O
process B-CONPRI
parameters E-CONPRI
, O
specifically O
the O
infill S-PARA
direction O
( O
0° O
, O
±45° O
, O
and O
90° O
relative O
to O
the O
tensile S-PRO
direction O
) O
and O
adjacent O
line O
spacing O
on O
the O
void S-CONPRI
formation O
and O
ultimate B-PRO
tensile I-PRO
strength E-PRO
are O
studied O
and O
compared O
to O
the O
baseline O
of O