Transcript Document 7235817

Shoulder Girdle
Osteology, arthrology, myology,
movements, neurology and blood
supply
Osteology
 Scapula
 Sternum
 Ribs 2-7
 Clavicle
 Humerus
Osteology
Osteology
Osteology
Osteology
Scapulo-Thoracic “Jt.”
Arthrology
 Scapulo-thoracic Jt.
 Movements
 Scapula
– Elevation
– Depression
– Abduction
– Adduction
– Upward rotation
– Downward rotation
– Protraction
– Retraction
Sterno-Clavicular Jt.
Sterno-Clavicular Jt.
Arthrology
 Sterno-clavicular
 Jt. Surfaces/Type
 Capsule/Ligaments
 Movements
– Elevation
– Depression
– Anterior/posterior rotation
– A-P Glide
Arthrology
 Costo-clavicular
 Joint Surfaces/Connections/Type
 Capsule/Ligaments
Costo-Clavicular Joint
Arthrology
 Coraco-clavicular
 Joint Surfaces/Type
 Capsule/Ligaments
Coraco-Clavicular Joint
Arthrology
 Acromio-clavicular
 Joint Surfaces/Type
 Capsule/Ligaments
 Movements
 Gliding
Acromio-Clavicular Joint
Arthrology
 Coraco-acromial
 Joint surfaces/Type
 Capsule/Ligaments
Coraco-Acromial Joint
Gleno-Humeral Arthrology
 Gleno-Humeral
 Joint Surfaces/Type
 Capsule/Ligaments
 Movements
 Osteokinematic
– Flex/ext.
– Abd/Add
– Int./Ext. rotation
Arthrology
 Gleno-Humeral Joint Continued
 Arthrokinematic
– Glide/Slide
– Spin/Roll
 Related Bursae
Gleno-Humeral Joint
Gleno-Humeral Joint
Gleno-Humeral Joint
Gleno-Humeral Joint
Gleno-Humeral Joint
Myology
 Superficial Muscles of the Back
– Trapezius
– Latissimus Dorsi
– Rhomboids
– Levator Scapulae
Myology
Myology
Myology
Myology
Myology
Interlude
Myology
 Muscles connecting scapula to humerus
– Teres Major
– Rotator Cuff
•
•
•
•
Supraspinatus
Infraspinatus
Teres Minor
Subscapularis
– Deltoid
Myology
Myology
Myology
Myology
Myology
Myology
 Anterior Muscles
– Serratus Anterior
– Pec. Major
– Pec. Minor
– Coracobrachialis
Myology
Myology
Myology
Myology
Neurology
 Brachial Plexus
 Roots, Trunks, Divisions, Cords and
Branches, Nerves
 Common BP Injuries
Brachial Plexus
Brachial Plexus
Brachial Plexus
BP Continued
Brachial Plexus
Brachial Plexus
Brachial Plexus
Radial And Axillary Nerves
Radial Nerve
Radial Cutaneous
Musculocutaneous Nerve
Median Nerve
Ulnar Nerve
Blood Supply
Blood Supply
Blood Supply
 Subclavian aa
– Dorsal Scapular
– Suprascapular
– Internal Thoracic
Blood Supply
Blood Supply
Blood Supply
 Axillary artery
 1st Portion
– Supreme Thoracic
 2nd Portion
– Thoraco-Acromial Trunk
•
•
•
•
Pectoral Branch
Clavicular Branch
Deltoid Branch
Acromial Branch
– Lateral Thoracic
Thoracoacromial Trunk
Blood Supply
Blood Supply
 3rd Portion
– Subscapular
• Thoracodorsal
• Scapular Circumflex
– Anterior humeral circumflex
– Posterior humeral circumflex
Blood Supply
Blood Supply
Anastomoses
Major Veins
Lymphatics