Biomechanics of Pediatric Hip
Postoperative (weeks) Condylen-upracondylen Distal third of femoral shaft Proximal third of femoral shaft Subtrochanter Femoral neck-femoral head 1–3 → → → → 4 ↑ → → → 6 ↑ →…
Postoperative (weeks) Condylen-upracondylen Distal third of femoral shaft Proximal third of femoral shaft Subtrochanter Femoral neck-femoral head 1–3 → → → → 4 ↑ → → → 6 ↑ →…
Weight % SiO2+M20 (M20:Na20,K20 etc) 0.1 Fe203 0.1 Al203 0.5 Y203 4.8 ± 0.7 Zro2 Remainder Fig. 3.1 (a) A zirconia made femoral head with an outer diameter of…
ISO Standard ISO 6474-1 ISO 13 356 ISO 6474-2 Material Unit Pure alumina Zirconia Alumina zirconia type X Average bulk density ≥3.94 g/cm3 ≥6.00 g/cm3 ≥99 % Chemical composition wt…
Fig. 39.1 Different variations of the Cleveland Clinic and Helen Hayes methods (From Manal et al. [15], with permission) Manal et al. [15] evaluated the accuracy of 6 variations of…
Type I Undisplaced cervical fractures 16.1 % Type II Displaced cervical fractures 36.3 % Type III Baso-cervical fractures 3.6 % Type IV Trochanteric two-part fractures 22.6 % Type V Trochanteric…
Fig. 36.1 Two safe zones identified on the sacrum for screw placements. (a) Viewed from CT reconstructed 3-D model. (b) Top view of the safe zones on the sacrum Bone…
Fig. 18.1 Schematic representation of the volume transformed as a function of the temperature According to its characteristics, Martensite transformation can be classified into two types-thermoelastic Martensite transformation and non-thermoelastic…
Fig. 28.1 (a, b) Bilateral osteoarthritis stage Tonnïs IV due to sequelae of slipped epiphysis. (a) Antero posterior view, (b) lateral view Preparation The patient is moved into the lateral…
Fig. 27.1 Planning of the acetabular socket using CT image According Position of the Femur The future position of the femur (as determined for instance by the location of the…
Fig. 8.1 A demineralized bone graft, Xpanse®, which expands when it is rehydrated. By expanding to create direct contact with the prepared host bone surface, it can assist osteogenic cells…