Development of the Intervertebral Disc
Fig. 3.1 Development of the notochord and nucleus pulposus. (a) The nucleus is derived from the notochord, a rod-shaped embryonic structure that lies under the neural tube. Sclerotome condenses around…
ORTHOPEDIC
Microenvironmental Control of Disc Cell Function: Influence of Hypoxia and Osmotic Pressure
Fig. 6.1 The axial skeleton is hypoxic and expresses HIF-1α. (a) Characterization of hypoxia- inducible reporter mice (5XHRE-LacZ reporter). Note activation of the reporter construct in mesenchymal condensations by β-gal…
Minimally Invasive Anterior Approach for Total Hip Replacement
Fig. 1.1 (a–c) Judet’s orthopedic table allowing a stable position of the pelvis and of the operated lower limb in the desired position The sacrum rests on a scooped out…
Anterior Hueter-Type Approach in Lateral Decubitus on a Conventional Table
Fig. 3.1 Route of the Hueter approach In this chapter, we present the surgical technique and our results and discuss the advantages and disadvantages of the concept. Surgical Technique General…
Navigated Modular Short-Stemmed Total Hip Arthroplasty by a Less Invasive Technique
Fig. 13.1 The short-stemmed Metha prosthesis is coated on the proximal, metaphyseal area, which supports bony ingrowth and secondary stability. The tip is smooth and is only needed for primary…
Navigation and the Square Angle Pointer in Hip Resurfacing
Fig. 12.1 Attachment of the reference arrays Fig. 12.2 Acquisition of the medial condyle point Then the head-neck junction point is landmarked as well; this point is going to be…
Anterior Approach for Total Hip Arthroplasty: Technique Without Fracture Table
Fig. 5.1 The Smith-Petersen or Hueter approach uses the interval between the TFL (4) and the sartorius (1). The TFL (4) and the abductors, gluteus minimus (5), and gluteus medius…
The Anterolateral Watson Jones Approach in Total Hip Replacement in the Supine Position
Fig. 6.1 (1) Watson Jones incision. (2) Modified incision A classic skin incision [19] is arciform and opened forwards. Beginning 2–3 cm under and external to the anterior superior iliac…
Minimally Invasive Posterior Approach: Technical Evaluation, Initial Results and Follow-Up at Two Years
Fig. 9.1 The piriformis tendon and gluteus medius reclined by the Hohmann Surgical Access A straight incision is performed along the previously determined line; the final length depends on the…
A Modified Anterolateral, Less Invasive Approach to the Hip: Surgical Technique and Preliminary Results of First 103 Cases
Baseline values Mini incision Standard incision p-value N = 103 N = 88 Gender (M/F) 49/54 50/38 0.205* Age 67.0 ± 10.9 67.3 ± 12.6 0.838** Primary OA (%) 85.4 % 78.4 % 0.928** BMI (kg/m2) 27.2 ± 4.1 27.9 ± 4.4…
