– Discussion: – 1st guide wire marks femoral anteversion; – 2nd guide wire marks direction of seating chisel and should be driven into the femoral neck parallel to 1st guide wire; – note that because the greater trochanter lies slightly posterior to the femoral neck, the guide wire needs to be placed slightly anterior to … Read more
– See: Transverse Fractures of the Acetabulum – Discussion: – compared to other types of acetabular frx, the T Shaped – Posterior Wall Frx may have the highest prevalence of poor clinical results; – T shaped fractures which are known to be especially … Read more
– See: – Bursae of the knee: – Pigmented Villonodular synovitis – Discussion: – synovial cavity is deepest layer of joint capsule & it often has several embryological invaginations called plica that persist into adult life; – these may cuase anterior knee symptoms, – although synovium membrane is attached all around, above to articular margins … Read more
– See: (Synthes Product Menu) – Reaming and Nailing Maneuver – Intramedullary Nailing – Miss A Nail Technique – Spiral Blade – Incision and Entry into Meduallary Canal – Proximal Inter-Locking – Distal Interlocking
Discussion is preferred by many for use in older children and adolescents; skeletal traction is applied w/ Steinman pin inserted thru distal femur; see: insertion technique knee should be flexed 30 deg to relax the hamstrings; deformity: w/ mid shaft frx, there is tendency is toward posterior angulation; to restore the normal anterior bowing of … Read more
– Discussion: – insert blunt Homan retractors superiorly & inferiorly to obtain exposure of entire superior, posterior, & inferior portions of capsule; – divide exposed portion of capsule along its attachment to femur; – make a longitudinal or T shaped extension of capsular incision along axis of femoral neck, directing incision … Read more
– Discussion: – bluntly split gluteus maximus proximally in direction of its fibers & coagulate any vessels w/in substance of muscle; – note that muscle does not have to be split in line w/ incision, but can be split in line w/ its fibers in a direction superior to skin incision; … Read more
– Main Menu: – PreOp Planning – radiographs and templating – Surgical Exposure: – Patient Positioning, Preping, Draping – Anterior Longitudinal Midline Approach – Deep Articular Exposure – Patellar Eversion: – Patella: – patellar resurfacing – prior to patellar resurfacing, determine the propensity for the native patella to subluxate; – if subluxation is present (tibial component … Read more
– See: extenal rotators: – Discussion: – divide trochanteric bursa & bluntly sweep it posteriorly to expose short external rotators & posterior edge of medius; – anatomy: – from superior to inferior external rotators include: … Read more
– Company Specific Products: – Innomed Products: – Biomet® Flexible Osteotome System – Screw Drivers: – manufacturer specific screw drivers are necessary to remove the acetabular screws; – High-Speed Drills: – disadvantage: these drills remove bone more easily than they do harder cement; – may be needed to remove distal … Read more