hamstrings sciatic nerve
DESCRIPTION
Hamstrings and course of sciatic nerveTRANSCRIPT
Origin – Ischial Tuberosity
Insertion – Bones of leg Tibia / Fibula
Supplied by Tibial division of Sciatic Nv.
Flexors of knee and extensors of Hip
Semitendinosus
Semimenranosus
Biceps Femoris
Ischial part of Adductor Magnus
BACK OF LEFT THIGH
Biceps Femoris
iLio tibial tract
Rt. Knee lat. Side
SACRAL PLEXUS – SCIATIC NERVE
Dorsal divisions
Ventral divisions
L4
L5
S1
S2
S3
Lumbosacral trunk
Superior gluteal
Inferior gluteal
Sciatic nerve
Common peroneal part
Tibial partQ.Femoris / Inf.Gem.
Obt.Int.
Post.cut.nr.of thigh.
Piriformis
Compression of nerve against femur
- Unusual stretching after sitting for long time “ Sleeping foot”
- Shooting pain along cutaneous distribution of sciatic nerve – begins in gluteal region; radiates to back of thigh, lateral side of leg, dorsum of foot.
- Compression of sciatic nerve by Osteoarhtitis, Lumbar disc prolapse, spondylolisthiasis, Fibrositis, Neuritis etc. penetrating wounds, dislocation / fracture of pelvis – foot drop and sensory loss.
VERTICAL LINE
HORIZONTAL LINE
HIGHEST P[OINT OFILIAC CREST
SAFE INJECTIONREGION
SCIATIC NERVE
ISCHIAL TUBEROSITY