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Advances in Spine Surgery
Serena S Hu1, David S Bradford1
1Department of Orthopaedic Surgery, UCSF, San Francisco, California.
Surgical Technology International
|June 6, 2017
Summary
New spine surgery instrumentation, like the Cotrel-Dubousset instrumentation (CDI), offers improved fixation and rigidity. This allows many patients, especially older or chronically ill individuals, to avoid post-operative bracing.
Area of Science:
- Spine Surgery
- Orthopedic Technology
- Biomedical Engineering
Background:
- Spine surgery advancements frequently involve instrumentation.
- Variable hooks-crew-rod systems represent a significant recent development.
Purpose of the Study:
- To highlight the impact of modern instrumentation in spine surgery.
- To discuss the benefits of systems like Cotrel-Dubousset instrumentation (CDI).
Main Methods:
- Review of technological advances in spine surgery instrumentation.
- Focus on variable hooks-crew-rod systems, including CDI, Texas-Scottish Rite (TSRH), and Isola.
Main Results:
- Modern systems offer superior fixation and rigidity compared to previous methods.
- Patients may avoid the need for post-operative brace or cast support.
Conclusions:
- Advanced instrumentation enhances safety and effectiveness, particularly for older and chronically ill patients.
- These technologies improve surgical outcomes and patient comfort.

