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er
f
o
r
m
s
t
h
e
ex
er
cise
w
it
h
o
u
t
an
y
m
ar
k
er
s
attac
h
ed
to
th
e
u
p
p
er
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b
,
b
u
t
th
e
m
o
tio
n
o
f
th
e
u
p
p
er
ar
m
an
d
f
o
r
ea
r
m
i
s
ca
p
tu
r
ed
b
y
u
s
in
g
Ki
n
ec
t
s
e
n
s
o
r
.
T
h
e
u
s
er
also
ca
n
o
b
tain
th
e
r
es
u
lts
i
n
r
ea
l
-
ti
m
e
a
n
d
th
e
r
esu
lt
s
ar
e
r
ec
o
r
d
ed
au
to
m
ati
ca
ll
y
.
T
h
e
r
ec
o
r
d
ed
r
esu
lts
c
an
b
e
u
s
ed
i
n
th
e
f
u
t
u
r
e
f
o
r
th
e
ev
a
lu
at
io
n
an
d
an
al
y
s
is
.
T
h
ese
f
ea
t
u
r
es
m
a
k
e
th
e
in
-
h
o
m
e
r
e
h
ab
ilit
atio
n
is
p
o
s
s
ib
le
f
o
r
th
e
p
atie
n
t.
Fig
u
r
e
1
.
E
x
a
m
p
le
o
f
t
h
e
elb
o
w
f
le
x
io
n
a
n
d
ex
te
n
s
io
n
m
o
v
e
m
en
t
2.
RE
S
E
ARCH
B
ACK
G
RO
U
ND
No
w
ad
a
y
s
,
th
e
s
t
u
d
y
o
f
p
h
y
s
i
ca
l
th
er
ap
y
an
d
r
eh
ab
ilit
atio
n
h
av
e
b
ee
n
ex
p
lo
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ed
ac
tiv
el
y
.
T
h
er
e
ar
e
m
an
y
t
y
p
es
o
f
p
h
y
s
ical
t
h
er
a
p
y
s
y
s
te
m
s
o
r
ap
p
licatio
n
s
t
h
at
h
av
e
b
ee
n
i
n
v
e
n
ted
,
s
u
ch
a
s
v
ir
t
u
al
r
ea
lit
y
an
d
m
o
tio
n
-
b
ased
g
a
m
es.
T
h
ese
a
p
p
licatio
n
s
r
ec
ei
v
ed
m
an
y
at
t
en
tio
n
s
a
n
d
i
n
ter
est
s
f
r
o
m
th
e
r
esear
ch
er
s
,
a
n
d
at
th
e
s
a
m
e
ti
m
e
t
h
ese
ap
p
licatio
n
s
m
o
tiv
a
te
th
e
p
atie
n
t to
m
o
v
e
th
eir
b
o
d
y
p
ar
ts
m
o
r
e
o
f
ten
.
T
h
ese
s
y
s
te
m
s
also
p
r
o
v
id
e
th
e
u
s
er
w
it
h
a
s
e
n
s
e
o
f
ac
h
ie
v
e
m
en
t
v
ia
t
h
e
in
ter
ac
tiv
e
u
s
er
in
ter
f
ac
e.
I
n
g
en
er
al,
t
h
e
tr
ad
itio
n
al
o
r
c
o
n
v
e
n
tio
n
al
r
eh
ab
ili
tatio
n
m
e
t
h
o
d
o
f
t
h
e
u
p
p
er
li
m
b
is
co
n
d
u
cted
a
n
d
m
o
n
ito
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ed
b
y
th
e
p
h
y
s
io
t
h
er
ap
is
t
at
t
h
e
h
o
s
p
ital.
Fo
r
th
e
s
p
ec
if
ic
elb
o
w
j
o
in
t
e
x
er
cise,
n
o
r
m
all
y
t
h
e
p
h
y
s
io
th
er
ap
is
t
o
b
s
er
v
e
s
t
h
e
ex
er
cise
s
e
s
s
io
n
an
d
m
ea
s
u
r
e
s
th
e
elb
o
w
j
o
in
t
an
g
le
f
o
r
ea
ch
m
o
v
e
m
en
t.
All
m
ea
s
u
r
e
m
e
n
t
s
ar
e
r
e
co
r
d
e
d
in
th
e
f
o
r
m
as
s
h
o
w
n
in
F
ig
u
r
e
2
[
6
]
.
T
h
e
to
o
l
u
s
ed
f
o
r
th
e
m
ea
s
u
r
e
m
en
t
o
f
th
e
r
an
g
e
o
f
m
o
tio
n
i
s
ca
lled
g
o
n
i
o
m
e
ter
as
s
h
o
w
n
i
n
F
ig
u
r
e
3
.
T
h
is
to
o
l
h
a
s
to
a
ttach
to
t
h
e
r
elate
d
j
o
in
t
d
u
r
i
n
g
th
e
m
ea
s
u
r
e
m
e
n
t
[
7
]
,
[
8
]
.
T
h
e
d
is
ad
v
an
ta
g
e
o
f
t
h
is
m
ea
s
u
r
e
m
e
n
t
m
et
h
o
d
is
,
it
ca
n
n
o
t
b
e
d
o
n
e
b
y
t
h
e
p
atien
t.
T
h
e
p
atien
t
m
a
y
n
ee
d
s
o
m
eo
n
e
to
h
o
ld
th
e
g
o
n
io
m
e
ter
d
u
r
in
g
t
h
e
r
a
n
g
e
o
f
m
o
tio
n
m
ea
s
u
r
e
m
en
t.
T
h
er
ef
o
r
e,
th
e
a
u
to
m
atic
r
a
n
g
e
o
f
m
o
tio
n
m
ea
s
u
r
e
m
en
t
is
n
ee
d
ed
to
s
m
o
o
th
th
e
r
eh
ab
il
itatio
n
e
x
er
cis
e
p
r
o
ce
s
s
.
T
h
u
s
,
th
e
p
atien
t is ab
le
to
p
er
f
o
r
m
th
e
e
x
er
cise r
ep
etiti
v
el
y
w
i
th
o
u
t a
n
y
in
ter
r
u
p
tio
n
.
Fig
u
r
e
2
.
E
x
a
m
p
le
o
f
co
n
v
e
n
t
io
n
al
ev
al
u
atio
n
f
o
r
m
f
o
r
elb
o
w
Fig
u
r
e
3
.
Go
n
io
m
e
ter
f
lex
io
n
a
n
d
ex
te
n
s
i
o
n
ex
er
cise [
6
]
T
h
e
r
esear
ch
er
,
Sar
d
elli
et.
al
[
9
]
s
tu
d
ied
th
e
f
u
n
c
tio
n
al
tas
k
s
i
n
r
an
g
e
o
f
m
o
tio
n
o
f
t
h
e
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o
w
.
I
n
th
eir
s
t
u
d
y
,
t
h
e
ac
ti
v
it
y
i
n
cl
u
d
ed
in
th
e
e
x
p
er
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m
en
t
w
as
ac
ce
s
s
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g
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co
m
p
u
ter
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g
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o
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k
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.
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p
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ar
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as
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m
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r
ev
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.
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ased
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et
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o
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u
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m
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f
o
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m
is
ch
o
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s
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.
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h
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p
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i
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ased
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s
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ased
s
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m
.
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m
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t
h
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s
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to
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it
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s
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n
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r
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ab
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s
y
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te
m
f
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th
e
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w
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p
ed
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f
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m
t
h
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Kin
ec
t a
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d
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ek
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tr
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k
in
g
al
g
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ith
m
.
3.
RE
S
E
ARCH
M
E
T
H
O
DO
L
O
G
Y
I
n
t
h
is
s
ec
tio
n
,
t
h
e
p
r
o
p
o
s
ed
m
et
h
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is
e
x
p
lai
n
ed
in
s
e
v
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al
s
u
b
-
c
h
ap
ter
s
.
First,
t
h
e
e
x
p
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p
w
ill
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e
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p
lai
n
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in
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etail,
f
o
llo
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b
y
u
p
p
er
li
m
b
s
k
eleto
n
d
etec
tio
n
an
d
tr
ac
k
in
g
al
g
o
r
ith
m
,
t
h
e
m
ea
s
u
r
e
m
e
n
t o
f
elb
o
w
j
o
in
t a
n
g
le,
u
s
er
i
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ter
f
ac
e
d
ev
e
lo
p
m
e
n
t a
n
d
f
in
a
ll
y
,
t
h
e
ex
p
er
i
m
en
t.
3
.
1
.
E
x
peri
m
e
nta
l Set
up
Kin
ec
t
s
e
n
s
o
r
is
a
p
er
ip
h
er
al
d
ev
ice
t
h
at
co
m
m
o
n
l
y
u
s
ed
w
it
h
th
e
Xb
o
x
3
6
0
g
a
m
e
co
n
s
o
le.
T
h
e
Kin
ec
t
co
n
s
i
s
ts
o
f
th
e
R
GB
ca
m
er
a
a
n
d
in
f
r
ar
ed
(
I
R
)
p
r
o
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to
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co
m
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[1
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R.
A
.
R.
C.
G
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p
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a
l.
,
“
A
S
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Up
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Bi
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sm
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v
o
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/i
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e
:
12
(
2
)
,
p
p
.
5
4
–
61
,
2
0
1
0
.
[2
]
Y.
J.
C
h
a
n
g
,
e
t
a
l
.
,
“
A
Kin
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c
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-
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Re
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Res
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De
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Disa
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v
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34
,
p
p
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3
6
5
4
–
3
6
5
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,
2
0
1
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.
[3
]
J.
Ro
se
n
,
e
t
a
l.
,
“
T
h
e
Hu
m
a
n
Arm
Kin
e
m
a
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c
s
a
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d
D
y
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m
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D
u
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Da
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y
Ac
ti
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-
T
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d
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7
DO
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Up
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P
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Ex
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p
p
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5
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5
.
[4
]
Ra
n
g
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f
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m
o
ti
o
n
a
t
h
t
tp
s://
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n
.
w
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n
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t.
a
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,
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Co
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3
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J.
Zariff
a
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J.
D.
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m
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4
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J.
S
h
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to
n
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t
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l
.,
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ss
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p
p
.
1
2
9
7
-
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3
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4
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2
0
1
1
.
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5
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W
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sh
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n
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tate
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p
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rtm
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o
f
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c
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e
o
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M
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lu
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ti
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0
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t
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p
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iv
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.
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