GLUTEAL REGION BOUNDARIES GLUTEUS MAXIMUS STRUCTURES DEEP TO

GLUTEAL REGION BOUNDARIES GLUTEUS MAXIMUS STRUCTURES DEEP TO IT

BOUNDARIES • • • SUPERIORLY ILIAC CREST SUPEROMEDIALLY SACRUM INFERIORLY GLUTEAL SULCUS MEDIALLY NATAL CLEFT LATERALLY LINE JOINING THE ANTERIOR SUPERIOR ILIAC SPINE TO THE FRONT OF GREATER TROCHATER .

Ligaments

SUPERFICIAL FASCIA • IT IS THICK & FILLED WITH ADIPOSE TISSSUE. • HAS CUTANEOUS N ERVES , VESSELS AND LYMPHATICS.

CUTANEOUS NERVES • DORSAL RAMI OF UPPER THREE LUMBAR NERVES. • DORSAL RAMI OF UPPER THREE SACRAL NERVES. • ILIO HYPOGASTRIC NERVE. • SUBCOSTAL NERVE. • POST. BR. LATERAL FEMORAL CUTANEOUS NERVE. • REC. GL. BR. OF POST. FEMORAL CUT. N. • PERFORATING CUT. BR.

DEEP FASCIA • IT IS CALLED AS GLUTEAL APONEUROSIS.

GLUTEAL MUSCLES • Sup layer: -gluteus maximus , tensor fasciae latae. • Intermediate: gluteusmedius, piriformis, obturator internus with gemeli superior and inferior. • Deep : -gluteus minimus

TENSOR FASCIAE LATAE • Outer lip of iliac crest ilio tibial tract N/S-superior gluteal nerve. Abducts hip joint

GLUTEUS MAXIMUS

STRUCTURES DEEP TO IT • • • BONY STRUCTURES LIGAMENTS BURSA MUSLES BRANCHES FROM SACRAL PLEXUS. ARTERIES

BONY STRUCTURES &LIGAMENTS

BURSA • TROCHANTERIC BURSA • ISCHIAL BURSA ( WEAVER’S BOTTOM) • GLUTEO FEMORAL BURSA

MUSCLES

Greater sciatic foramen

Gluteus medius&minimus

Trendelenberg’s sign

SHORT LATERAL ROTATORS • PIRIFORMIS • OBTURATOR INTERNUS • SUPERIOR GEMELLUS • INFERIOR GEMELLUS • OBTURATOR EXTERNUS • QUADRATUS FEMORIS

NERVES OF GLUTEAL REGION

ARTERIES • SUPERIOR GLUTEAL ARTERY • INFERIOR GLUTEAL ARTERY

ARTERIAL ANASTOMOSIS • TROCHANTERIC ANASTOMOSIS • CRUCIATE ANASTOMSIS

TROCHANTERIC ANASTOMOSIS • DESCENDING BRANCH OF SUPERIOR GLUTEAL ARTERY. • A BRANCH OF INFERIOR GLUTEAL ARTERY. • ASCENDING BRANCH OF LATERAL CIRCUMFLEX FEMORAL ARTERY. • ASCENDING BRANCH OF MEDIAL CIRCUMFLEX FEMORAL ARTERY.

CRUCIATE ANASTOMSIS • TRANSVERSE BRANCH OF MEDIAL CIRCUMFLEX FEMORAL ARTERY. • TRANSVERSE BRANCH OF LATERAL CIRCUMFLEX FEMORAL ARTERY. • DESCENDING BRANCH OF INFERIOR GLUTEAL ARTERY. • ASCENDING BRANCH OF FIRST PERFORATING ARTERY.

APPLIED ANATOMY • WEAVER’S BOTTOM –ISCHIAL BURSITIS. • INJURY TO SCIATIC NERVE. • DEEP INTRAMUSCULAR INJECTIONS. • TRENDLENBERG’S SIGN.

POSTERIOR COMPARTMENTTHIGH • Hamstrings • Characteristics: orgin-ischial tuberosity insertion: -tibia or fibula supply: - tibial part of sciatic nerve flexor of knee, extensor of hip.