Ortho Oracle - orthopaedic operative atlas

Washout and Debridement: for Acutely Infected TKR

– See: TKR Infection Menu – debridement w/o component removal:     – see debridement and washout of infected THR     – IV antibiotic therapy has limited success in treatment of infected TKR; managed with wound debridement, polyethyene exchange,              application of temporary antibiotic beads, and IV antibiotics;     – acute hematogenous infection:              – early acute hematogenous infection … Read more

Debridement of Muscle

    – debridement was originally described by Napoleon’s surgeon Baron Dominique Jean Larrey;     – non-viable muscle can be identified by the 4 c’s (color, consistency, contraction, and circulation);            – the best indicator of viability is bleeding during debridement;     – non viable muscle can be identified by … Read more

Debridement of Chondral Defects of the Knee

– Discussion: (see osteochondral injury) – these injuries are distinct from degenerative arthritic lesions and management of these lesions should remain distinct as well; – theory is that penetration of subchondral bone causes bleeding from underlying vessels which allows clot formation in the cartilaginous defect and subsequent formation of fibrocartilage; – some argue that subchondral drilling … Read more

Debridement of Open Tibial Fractures and Infected Tibial Fractures

(see also tibial fracture menu / general principles of debridement) Debridement of Acute Fractures goal is to avoid tibial infection; timing: (is emergent debridement necessary?) references: The Effect of Surgical Delay on Acute Infection Following 554 Open Fractures in Children. Outcomes in open tibia fractures: relationship between delay in treatment and infection. Treatment of isolated … Read more

DCP, 3.5 mm Applied as a Self Compression Plate

– See: DCP 3.5 mm Applied as Self Compression Plate w/ Lag Screw Thru Plate – Discussion:     – effect of self compression is used for axial compression of short oblique, or transverse frxs of for example, the forearm, clavicle, and           pelvis (tension band plating); – Prerequisites:     – plate is contoured to the … Read more

DDH: 6 to 24 months of age

– Discussion:     – Pavlik harness is usually not successful in children > 6 months (crawling age);           – this is mainly due to increased activity levels of the child as well as the fact that these children begin to learn how to remove the harness;     – reduction of … Read more

DDH: Non-Anatomic Positioning of the Acetabulum in THR

– See:       Total Hip Replacement Menu:            – total hip in DDH            – acetabular component menu:            – crowe classification – Non Anatomic Positioning of the Acetabulum in DDH: (high hip center)     – advantages:           – technically easier than anatomic placement;           – surgeon can … Read more

CYPROHEPTADINE/PERIACTIN

– for allergic reactions;  – antihistamine,  – antiserotonin;  – Adult: 4mg PO tid, to maximum 0.5mg/kg/day;  – Note: Anticholinergic side effects and drowsiness common