<s>
A	O
rotational	B-Device
mouse	I-Device
is	O
a	O
type	O
of	O
computer	B-Device
mouse	I-Device
which	O
attempts	O
to	O
expand	O
traditional	O
mouse	O
functionality	O
.	O
</s>
<s>
The	O
objective	O
of	O
rotational	B-Device
mice	I-Device
is	O
to	O
facilitate	O
three	O
degrees	O
of	O
freedom	O
(	O
3DOF	O
)	O
for	O
human-computer	O
interaction	O
by	O
adding	O
a	O
third	O
dimensional	O
input	O
,	O
yaw	O
(	O
or	O
Rz	O
)	O
,	O
to	O
the	O
existing	O
x	O
and	O
y	O
dimensional	O
inputs	O
.	O
</s>
<s>
1985	O
4	O
saw	O
the	O
first	O
mention	O
of	O
a	O
rotational	B-Device
mouse	I-Device
by	O
Nomura	O
,	O
H	O
.	O
and	O
Saitoh	O
,	O
A.	O
,	O
entitled	O
"	O
mouse	O
"	O
at	O
the	O
IBM	O
Technical	O
Disclosure	O
Bulletin	O
,	O
vol	O
.	O
</s>
<s>
However	O
,	O
it	O
was	O
the	O
patent	O
for	O
an	O
orientational	O
mouse	B-Device
computer	I-Device
input	O
system	O
,	O
which	O
suggested	O
using	O
a	O
tablet	O
with	O
a	O
detectable	O
pattern	O
or	O
grid	O
and	O
sensors	O
in	O
the	O
puck	O
for	O
computer	O
navigation	O
.	O
</s>
<s>
The	O
Orbita	B-Device
mouse	I-Device
is	O
the	O
first	O
commercially	O
released	O
non-tablet	O
rotating	O
mouse	O
.	O
</s>
<s>
Due	O
to	O
the	O
round	O
shape	O
the	O
Orbita	B-Device
mouse	I-Device
is	O
commonly	O
confused	O
as	O
being	O
similar	O
to	O
the	O
original	O
,	O
circular	O
USB	B-Device
iMac	I-Device
mouse	I-Device
.	O
</s>
<s>
Wii	B-Operating_System
Remote	O
:	O
A	O
motion	O
sensing	O
wand	O
which	O
is	O
the	O
primary	O
controller	O
for	O
Nintendo	B-Operating_System
's	I-Operating_System
Wii	I-Operating_System
console	I-Operating_System
.	O
</s>
