By Florian Ringel MD, Jimmy Villard MD, Yu-Mi Ryang MD, Bernhard Meyer MD (auth.), Johannes Schramm (eds.)
This quantity of Advances and Technical criteria in Neurosurgery is dedicated fullyyt to the backbone. Like different volumes within the sequence, it offers vital fresh growth within the box and gives unique descriptions of normal strategies to aid younger neurosurgeons. one of the advances thought of are methods to spinal navigation, together with intraoperative imaging established navigation, and ideas of spinal robotics. the price of sagittal stability as a parameter for the neurosurgeon is tested, and a unique surgical method of longitudinal pathologies in the spinal canal is gifted. advancements in surgical procedure for kyphosis also are mentioned, with a spotlight on pedicle subtraction osteotomy. The technical criteria part severely reports the most recent proof concerning cervical disc arthroplasty and pedicle-based non-fusion stabilization units. The ebook concludes via discussing the remedy of craniovertebral junction instability because of juvenile continual arthritis.
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Extra resources for Advances and Technical Standards in Neurosurgery: Volume 41
SS was significantly diminished and PT increased for the three diseases. Concerning the spinal parameters, all three diseases presented significantly less LL and an anterior translation of the C7PL. Only DH and DDD patients had less TK. A flat back with significant reduction of both the LL and the TK therefore characterizes DH and DDD patients. These changes are both structural due to the loss of disc height and postural secondary to the research of an analgesic posture. The compensatory mechanism for the loss of LL is a retroversion of the pelvis .
47] confirmed this. They measured the C7PL and assessed the GL with a device that calculated the center of pressure from the ground reaction forces during X-ray acquisition (Patent pending, FASK Biomechanics Laboratory, Minneapolis, MN). Their study confirmed that the sagittal spinal balance measured from the C7PL with respect to S1 >6 cm was correlated with poor ODI scores (>34) and that sagittal GL >6 cm was also associated with higher risk of having a poor ODI. 32 J. Villard et al. Role of Sagittal Balance in the Development and Treatment Strategies of Spinal Pathologies The restoration of sagittal spinal balance has been directly related to improvement of pain and function after spine surgery [6, 44, 46, 49, 50].
Barrey et al.  reviewed the compensatory mechanisms of sagittal unbalance described in the literature. In the spine area, the first compensatory mechanism is the reduction of the thoracic kyphosis that limits the anterior translation of the axis of gravity. This leads to a flat spine and is possible for younger patients with mobile spine and more markedly in patients under 45 years old [56, 57]. As already mentioned above, low back pain patients tend to have less distal lordosis, a more vertical sacrum and a more proximal lumbar lordosis [6, 53].
Advances and Technical Standards in Neurosurgery: Volume 41 by Florian Ringel MD, Jimmy Villard MD, Yu-Mi Ryang MD, Bernhard Meyer MD (auth.), Johannes Schramm (eds.)