d Acromioclc.1viculnr
. .
J
✓lr
JOI Ill
int) 1
,, ,,
,:y /,
\
ur- 1>';
Glenohumeral
6
~--i- ' ,' -,
(
'\
,~
(
I II
1]
/I
(
I
f J
/ _,-,
I
joint ' '' J /~
Scapu lothoracic ---1-1-----+--'
I
linkage
of
ul-
FIG. 6.1 Articulations of the shoulder complex (joints of the
. shoulder girdle) .
SIC
by the clinicians. It is quite commonly affected by disease
hence it needs to be described in detail.
, ~ d Anatomy Upper Limb LVld Thorax
udt
Acrom,on
I
Coracoacrom,al Conco,d
procu, ligament procen
Sub1crom11I
subdelto,d bursa
Head of humerus
Deltoid
,.__ _ Poster or c r u
Axillary nerve
humera arur
B
U ■ Shoulder JOrnt: (A) a rad1ograph showing articular surfaces and (Bl coronal section. (Source: F,g. 7 25 Page - -
Rna,tor,,vfor Students, Richard L Drake, Wayne Vogl, Adam WM Mitchell. Copyright Elsevier Inc. 2005. Al nghts raser
Acrom on
Synovial sheath
Tendon of long
head of biceps
brachii enclosed
Transverse
humeral
ligament
QencNdtabrum---
Bicipital
groove
Capsule of AG. 6.4 ■ Coracoacrom1al. co ac
pnohumeral JOlnt humeral ligaments as seen from t
• • " " " " J()lnt exposed from behind
ts Medially the anachmem txtend, be, J the supraf{l
noid tubercle thus endo.1Ung the Ion d biceps br.
ptlaOjd cav,ty ui deep- chii within the jomt ca, in
~lapnous nng The capiule rc1muns l~l n, illo" the mobility of shou
der Jomt, he1m: dull ot upper hmh. For stabibty at rcli
on hgaments and musde tendons which surround It a
form rotator-cuff. I he antenor aspect of capsule thick
on its mner aspect for thl'ff special shaohameral li
. ..._ The coracoacronual arcll 1e11 as secondtry
k beM of the hurnc,nB which • '-tha- stfenl'bened
head of bioops brtchiJ which na tntncapsularly
~ arch over ...-.1 head (Fig. 6.2
upnrd~