<s>
InVesalius	B-Application
is	O
a	O
free	O
medical	B-Application
software	I-Application
used	O
to	O
generate	O
virtual	O
reconstructions	O
of	O
structures	O
in	O
the	O
human	O
body	O
.	O
</s>
<s>
After	O
constructing	O
three-dimensional	O
DICOM	B-Algorithm
images	O
,	O
the	O
software	O
allows	O
the	O
generation	O
of	O
STL	O
(	O
stereolithography	O
)	O
files	O
.	O
</s>
<s>
These	O
files	O
can	O
be	O
used	O
for	O
rapid	B-Device
prototyping	I-Device
.	O
</s>
<s>
InVesalius	B-Application
was	O
developed	O
at	O
CTI	O
(	O
Renato	O
Archer	O
Information	O
Technology	O
Center	O
)	O
,	O
a	O
research	O
institute	O
of	O
the	O
Brazilian	O
Science	O
and	O
Technology	O
Center	O
and	O
is	O
available	O
at	O
no	O
cost	O
at	O
the	O
homepage	O
of	O
.	O
</s>
<s>
InVesalius	B-Application
was	O
developed	O
using	O
Python	B-Language
and	O
works	O
under	O
Linux	B-Application
,	O
Windows	B-Application
and	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
.	O
</s>
<s>
It	O
also	O
uses	O
graphic	O
libraries	O
VTK	B-Language
,	O
wxPython	B-Language
,	O
Numpy	B-Application
,	O
Scipy	B-Application
and	O
GDCM	B-Language
.	O
</s>
<s>
Developed	O
since	O
2001	O
for	O
attending	O
Brazilian	O
Public	O
Hospitals	O
demands	O
,	O
InVesalius	B-Application
development	O
was	O
directed	O
for	O
promoting	O
social	O
inclusion	O
of	O
individuals	O
with	O
severe	O
facial	O
deformities	O
.	O
</s>
<s>
Until	O
2017	O
,	O
the	O
software	O
had	O
already	O
been	O
used	O
for	O
generating	O
more	O
than	O
5000	O
rapid	B-Device
prototyping	I-Device
models	O
of	O
anatomical	O
structures	O
at	O
.	O
</s>
