<s>
3D	B-Algorithm
ultrasound	I-Algorithm
is	O
a	O
medical	B-Application
ultrasound	I-Application
technique	O
,	O
often	O
used	O
in	O
fetal	O
,	O
cardiac	O
,	O
trans-rectal	O
and	O
intra-vascular	O
applications	O
.	O
</s>
<s>
3D	B-Algorithm
ultrasound	I-Algorithm
refers	O
specifically	O
to	O
the	O
volume	O
rendering	O
of	O
ultrasound	O
data	O
.	O
</s>
<s>
When	O
involving	O
a	O
series	O
of	O
3D	O
volumes	O
collected	O
over	O
time	O
,	O
it	O
can	O
also	O
be	O
referred	O
to	O
as	O
4D	B-Algorithm
ultrasound	I-Algorithm
(	O
three	O
spatial	O
dimensions	O
plus	O
one	O
time	O
dimension	O
)	O
or	O
real-time	B-Algorithm
3D	I-Algorithm
ultrasound	I-Algorithm
.	O
</s>
<s>
The	O
general	O
risks	O
of	O
ultrasound	O
also	O
apply	O
to	O
3D	B-Algorithm
ultrasound	I-Algorithm
.	O
</s>
<s>
Even	O
though	O
the	O
FDA	O
outlines	O
very	O
safe	O
values	O
for	O
maximum	O
TI	O
and	O
MI	O
,	O
it	O
is	O
still	O
recommended	O
to	O
avoid	O
unnecessary	O
ultrasound	B-Application
imaging	I-Application
.	O
</s>
<s>
3D	B-Algorithm
ultrasound	I-Algorithm
is	O
useful	O
,	O
among	O
other	O
things	O
,	O
for	O
facilitating	O
the	O
characterization	O
of	O
some	O
congenital	O
defects	O
,	O
such	O
as	O
skeletal	O
anomalies	O
and	O
heart	O
issues	O
.	O
</s>
<s>
With	O
real-time	B-Algorithm
3D	I-Algorithm
ultrasound	I-Algorithm
,	O
the	O
fetal	O
heart	O
rate	O
can	O
be	O
examined	O
in	O
real-time	O
.	O
</s>
<s>
When	O
3D	B-Algorithm
ultrasound	I-Algorithm
is	O
used	O
to	O
visualize	O
the	O
cardiac	O
state	O
of	O
an	O
individual	O
,	O
it	O
is	O
called	O
3D	O
echocardiography	O
(	O
3D	O
ECG	O
)	O
.	O
</s>
<s>
With	O
the	O
advent	O
of	O
3D	B-Algorithm
ultrasound	I-Algorithm
,	O
the	O
imaging	O
technique	O
has	O
evolved	O
such	O
that	O
it	O
enables	O
the	O
surgeon	O
to	O
obtain	O
a	O
real-time	O
picture	O
of	O
tissues	O
and	O
organs	O
,	O
visualizing	O
the	O
complete	O
scan	O
more	O
efficiently	O
.	O
</s>
<s>
In	O
addition	O
,	O
3D	B-Algorithm
ultrasound	I-Algorithm
provides	O
surgical	O
guidance	O
in	O
organ	O
transplantation	O
and	O
cancer	O
treatment	O
,	O
especially	O
by	O
employing	O
rotational	O
visualizing	O
during	O
scan	O
.	O
</s>
<s>
With	O
3D	B-Algorithm
ultrasound	I-Algorithm
,	O
it	O
is	O
possible	O
to	O
treat	O
a	O
broader	O
range	O
of	O
tumors	O
,	O
as	O
more	O
tissues	O
can	O
be	O
diagnosed	O
and	O
inspected	O
.	O
</s>
<s>
3D	B-Algorithm
ultrasound	I-Algorithm
has	O
made	O
it	O
easier	O
to	O
track	O
the	O
dynamic	O
movement	O
of	O
blood	O
cells	O
,	O
veins	O
and	O
arteries	O
.	O
</s>
<s>
Various	O
types	O
of	O
diagnostic	O
tasks	O
can	O
be	O
achieved	O
with	O
3D	B-Algorithm
ultrasound	I-Algorithm
,	O
such	O
as	O
measuring	O
blood	O
vessel	O
diameter	O
and	O
diagnosing	O
arterial	O
walls	O
.	O
</s>
<s>
Real-time	B-Algorithm
3D	I-Algorithm
ultrasound	I-Algorithm
is	O
used	O
during	O
peripheral	O
nerve	O
blockade	O
procedures	O
to	O
identify	O
the	O
relevant	O
anatomy	O
and	O
monitor	O
the	O
spread	O
of	O
local	O
anesthetic	O
around	O
the	O
nerve	O
.	O
</s>
<s>
Real-time	B-Algorithm
3D	I-Algorithm
ultrasound	I-Algorithm
allows	O
muscles	O
,	O
nerves	O
and	O
vessels	O
to	O
be	O
clearly	O
identified	O
while	O
a	O
needle	O
or	O
catheter	O
is	O
advanced	O
under	O
the	O
skin	O
.	O
</s>
<s>
Physicians	O
at	O
the	O
Mayo	O
Clinic	O
in	O
Jacksonville	O
have	O
been	O
developing	O
techniques	O
using	O
real	O
time	O
3D	B-Algorithm
ultrasound	I-Algorithm
to	O
guide	O
peripheral	O
nerve	O
blocks	O
for	O
shoulder	O
,	O
knee	O
,	O
and	O
ankle	O
surgery	O
.	O
</s>
