– Discussion: – sacral, ischial, trochanteric, and heel ulcerations are most common; – preventative measures: – turning the patient ever 5 min q 2 hrs of relief may prevent pressure ulceration; – a shift of weight in the wheelchair … Read more
– 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
Co-Authors: Milford H. Marchant Jr., M.D.; Thomas P. Vail, M.D.; Steven A. Olson, M.D. July 2006 Femoroacetabular Impingement (FAI) – Descriptive Diagnosis characterized by a combination of clinical signs, symptoms, and pathology that may be responsible for the progression of degenerative changes in patients with osteoarthritis of the hip – … Read more
– Indications for Closed Reduction and Fixation: – indications for closed reduction and fixation: – physiologically young patient: age < 65, working patient, good bone stock; – demented elderly patient that requires total care; – adequate closed reduction w/ no frx comminution or femoral neck defects; – patient should be aware that with an inadequate … Read more
– Discussion: – dense vertically oriented bone that originates in posteromedial portion of femoral shaft under lesser trochanter; – it radiates laterally toward posterior aspect of greater trochanter; – it reinforces the femoral neck posteroinferiorly; – calcar femorale fuses w/ posterior aspect of femoral … Read more
– Discussion: – type of tarsal coalition: – calcaneonavicular bar is most common, followed by middle facet of the talocalcaneal joint; – ossification occurs between 8 and 12 years; – coalition between calcaneus & navicular is usually seen in pts between 8-12 years of age when cartilaginous … Read more
– Discussion: – AKA – NSNA, Cat-Cam, with a narrower medial – lateral designs will share load w/ gluteal structures & greater trochanteric; – ischium and the ramus are contained within the socket of these newer, more anatomic, and more functional designs; – narrow medial-lateral above knee … Read more
– Broaching: – broaching for cementless stems – is usually started w/ the smaller broach or w/ broach 2 sizes smaller than templated during preop planning – determination of anteversion – exposure considerations: – with smaller incisions, there will be a tendency of the broach to abraid … Read more
– Discussion: Stem Failure – stem fractures are much less common now with stronger alloys; – cracks commonly begin on anterolateral surface of femoral component; – frx usually begins in the middle 1/3 of anterolateral aspect of the stem and progresses medially; – factors … Read more
– Discussion: – remove residual cancellous bone along medial aspect of neck w/ broaches; – begin w/ broach at least two sizes smaller than anticipated stem; – procede w/ consecutively larger broach sizes up to but not exceeding size of the last axial reamer; … Read more