THE STATICS OF THE PELVIS.

THE ARCHES OF THE FOOT.

©Tth

22th February, 2005.

Bernhard S. Albinus (1749)„Tabulae sceleti et musculorumcorporis humani.”

A

2.©Tth

THE BONES OF PELVIS

SC C

PELVIC GIRDLE

COXAL BONES (2)

OS ILIUM

ISCHIUM PUBIC BONE

SACRAL BONE (1)

AURICULARSURFACE

LP LPB

A

DS

PSPT

OF

SAF

GSN

LSN

IT

IS

IC

WI

ASISAIIS

3.©Tth

THE ASSEMBLY OF BONY PELVISSACROILIA JOINTS (amphiarthroses)

PUBIC SYMPHYSIS (synchondrosis)

4.©Tth

THE STATICS OF PELVIS I.KEYSTONE

5.©Tth

1. CROWDED BUS...2. LEATHER BELT...

THE STATICS OF PELVIS II.

©Tth 6.

1. INTEROSSEOUS SACROILIAC LIGG.

2. DORSAL SACROILIAC LIGG.

THE STATICS OF PELVIS III.

7.©Tth

„SEESAW”

SACROSPINAL LIG.

SACROTUBERAL LIG.

‘MODERATE’ ELASTICITY !!

THE STATICS OF PELVIS IV.

8.©Tth

ARCHES (= leaf springs) ELASTICITY

THE STATICS OF PELVIS V.

9.©Tth

STATICAL DEFORMITIES

CHILD ADULT OLD

COLLUM / CORPUSANGLE

COLLUM / CORPUSANGLE

COXA VARA

GENU VALGUM

« 126°

„X” LIKE„X” LIKE

COXA VALGA

GENU VARUM

» 126°

„O” LIKE„O” LIKE

©Tth 10.ARCHES OF THE FOOT I.

3. DIGITS

1. TARSUS

2. METATARSUS

1.

2.3.

©Tth 11.

PLANTARCALCANEO-NAVICULAR LIG.

LONG PLANTARLIG.

PLANTARAPONEUROSIS

„BOW”

ARCHES OF THE FOOT II.

©Tth 12.

PES VALGUS PES VARUS

STABILITY OF BODYSTABILITY OF BODY

line of gravity =MEDIAN (of weight)

line of gravity =MEDIAN (of weight)

support

defense

ARCHES OF THE FOOT III.

©Tth 13.

THE SHOEMAKER’s IDEAL FOOT

„VIOLATING” THE ARCHES OF THE FOOT