BodyWall
Plate255
InguinalRegion:Dissections
External oblique
muscle and
aponeurosis
Anterior superior iliac spine
Internal oblique muscle
(
cut and reflected
)
Transversus abdominis muscle
Deep inguinal ring
(in transversalis fascia)
Cremaster muscle
(lateral origin)
Inferior epigastric vessels
(deep to transversalis fascia)
Cremaster muscle
(medial origin)
Superficial inguinal ring
Lateral crus
Medial crus
Pubic crest
Linea alba
Rectus sheath
(anterior layer)
Transversalis
fascia within
inguinal triangle
(site of direct
inguinal hernia)
Inguinal falx
(conjoint
tendon)
Reflected
inguinal
ligament
Intercrural
fibers
External
spermatic fascia
on spermatic
cord exiting
Superficial
inguinal ring
Fundiform
ligament of penis
Anterior view
Posterior (internal) view
Rectus sheath (posterior layer)
Arcuate line
Medial umbilical ligament
Anterior superior iliac spine
Transversalis fascia (
cut away
)
Rectus abdominis muscle
Iliopubic tract
Inferior epigastric vessels
Inguinal (Hesselbach’s) triangle (
dashed line
)
Femoral nerve
Genital branch of genitofemoral nerve
and testicular vessels
Iliacus muscle
External iliac vessels
Femoral ring (
dilated
) (
broken line
)
Psoas (major) muscle
Lacunar ligament (Gimbernat’s)
Accessory obturator vessels
Ductus (vas) deferens
Pubic branches of inferior epigastric vessels
Pubic symphysis
Inguinal ligament (Poupart’s)
Obturator vessels
Lacunar ligament (Gimbernat’s)
Pectineal ligament (Cooper’s)
Hesselbach’s triangle by Carlos Machado after Frank Netter
Deep inguinal ring
See±also±
Plates 247
,
±
249
±
