Ortho Oracle - orthopaedic operative atlas

Anatomy of Olecranon

Discussion together w/ proximal portion of the coronoid process, olecranon forms greater sigmoid notch of the ulna, a deep depression that serves as articulation w/ trochlea that serves as the articulation w/ trochlea which allows motion only in anteroposterior plane and provides stability to the elbow joint; articular cartilage surface is interrupted by a transverse line of bone, “bare … Read more

Anatomy and Sites of Compression of Cubital Tunnel

Anatomy & Sites of Compression of Cubital Tunnel – Discussion: – cubital tunnel extends from medial epicondyle to olecranon; – it serves as the major contraint for the ulnar nerve as it passes behind the elbow; – w/ flexion the cubital tunnel becomes taunt, and with extension the cubital tunnel becomes lax; – aponeurotic roof … Read more

Anatomic Neck Fracture of Humerus

vascular supply to the humeral head Two Part Articular Segment Displacement fracture plane is through the anatomic (not surgical neck); anatomic neck represents the old eiphyseal plate; surgical neck represents the weakened area below the tuberosities and head approximately 2 cm distal to the anatomic neck; significant chondral defects and minimally separated fragments may go … Read more

Amputation Menu

– Amputations in the Diabetic Patient – Above the Knee Amputation: – AKA prosthetics – Basic Science: – Below Knee Amputation: – amputation following fractures of the tibia – pediatric BKA: – BKA prosthetics – prosthetic feet – Foot and Ankle Amputation – Syme’s Amputation – Transmetatarsal Amputation – Chopart Amputations – Pediatric Amputations – … Read more

Adult Lateral Condyle Fracture

(See: – Pediatric Lateral Condyle Frx) Discussion frxs of lateral condyle that involve capitulum alone or extend medially to involve the lateral portion of trochlea; see capitellum fracture Lateral approach » typically the plate is positioned posteriorly, and can be placed if needed as far as the posterior aspect of the capitellum; remember that the … Read more

Adult Humeral Inter-condylar Fractures: Restoration of Frx Anatomy

– Technique:      – it is helpful to have the patient paralyzed during the reduction (requires general anesthesia);      – anatomic reduction of the condyles is performed first;      – remember that the  common factor in fixation failure in these fractures is comminution and/or osteoporosis;      – best-fit method:             … Read more

Adult Humeral Inter-condylar Fractures

[ooo id=”120895″]  – Fractures Subtypes:     – capitellar and coronal shear frx – distal humeral frx – lateral condyle frx – medial condyle frx – Muller’s Classfication: – type A: extra-articular fracture; – type B: uni-condylar fracture; – type C: bi-condylar fracture; – controversies: – total elbow replacement – Distal humeral fractures treated with noncustom … Read more

Adhesive Capsulitis of the Shoulder

[ooo id=”254628″] – Discussion: – refers to a condition in which the shoulder capsule becomes contracted and thickened; – patients note a dramatic decrease in shoulder ROM; – in many cases there is spontaneous resolution after 1-3 years and motion is re-gained; – associated disorders: – cervical spondylosis – hypothyroidism – ref: Prevalence of hypothyroidism … Read more