ARTK '( V / /7O.VS././GA.}f/'.\ 7'S. 



439 



3. Technical Xame. Femoro-acctabular. 



4. Osteological Units. Femur and os innominatum. 



5. Subdivisional rarts. Ilium, ischium, pubes, and femoral head. 



6. Articular Surfaces. Named according to the rule. 

 ~. /lust's. A capsule lined by synovial membrane. 



8. Local Sul'dii'isions. Ilio-femoral, ischio-femoral, pectineo-femoral. 



9. Strengthening Bands. Tendino-trochanteric band. 



10. Incorporated Tendon of the Pectineus Muscle (ligamentum teres). 



i i. ]>iiy Limitations. The brim and circumference of acetabulum. 



12. Nerve-supply. Anterior crural, obturator, great sciatic, sacral plexus. 



13. lilood-supply. Obturator, circumflex, gluteal and sciatic arteries. 



14. Ligamcntous Muscles. (i) Sartorius ; (2) rectus femoris ; (3) ilio-psoas ; 



Tendon of reotue pulled up 



Tendino-trochanterie band paMlnc 

 between reotua and vmatui externua 



Placed on the weak spot of capsule, 

 which is sometimes perforated to 

 allow the bursa under paoaa to com- 

 munioate with joint 



Ilio-femoral band 



Feotineo-femoral band 



KIG. 308. AMF.RIOK VIKW OF THI. CAPSUI.K OF THK HIP-JOINT. 



(4) pectineus ; (5) gracilis ; (6) adductors longus, brevis, and magnus ; (7) the 

 glutei maximus, medius, and minimus ; (8) the obturators interims and ex- 

 ternus ; (9) the gemelli, superior and inferior; (10) the tensor vagina: femoris ; 

 (i i) the semitendinosus, biceps, and semimembranosus. 



\\unc the ligaments of the hip. 



( i) The capsular ligament, the basis of the joint ; (2) the transverse ligament ; 

 (3) the ligamentum teres, an interarticular structure ; (4) the cotyloid, a circum- 

 ferential cartilage. 



W'liat can vi'ii sav of the capsular ligament .' 



It is one of the strongest ligaments in the body. It is attached to the an- 

 terior intertrochanteric line in front ; posteriorly, it is attached to the back of the 

 neck, one-half of an inch above the posterior intertrochanteric line. 



