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Neuroprotective "agents" in surgery. Secret "agent" man, or common "agent" machine?
1NASA Ames Research Center, Moffett Field, California 94035, USA. nserja@ttuhsc.edu
Annals of the New York Academy of Sciences
|February 11, 2000
Summary
Technological advancements in minimally invasive surgery significantly improve neuroprotection during procedures, outperforming pharmacological agents. Future innovations will combine technology and targeted drug therapies for enhanced intraoperative brain protection.
Area of Science:
- Neuroscience
- Surgical Technology
- Pharmacology
Background:
- Significant investment in neuroprotective agents for traumatic brain injury has yielded limited success due to complex pathophysiology.
- Surgical techniques are advancing, offering less invasive options and reducing neurological complications, as seen in coronary artery stenosis treatment.
Purpose of the Study:
- To review current and future aspects of intraoperative neuroprotection.
- To explain the slow progress in pharmacologic neuroprotection during surgery.
- To highlight the impact of technological advances on surgical neuroprotection.
Main Methods:
- Review of existing literature on neuroprotection in surgery.
- Analysis of technological advancements in surgical guidance (CT, MRI) and access (endoscopic, endovascular).
- Consideration of emerging technologies like the NASA Smart Probe for real-time tissue evaluation.
Main Results:
- Technical surgical advances have provided greater neuroprotection than pharmacological agents to date.
- Examples from coronary artery stenosis and Parkinson's disease surgery demonstrate the impact of improved surgical techniques.
- Progress in surgical guidance and access is expected to be augmented by real-time intraoperative biological tissue evaluation.
Conclusions:
- In the near term, technological 'agents' (computers, microsensors) will drive improvements in intraoperative neuroprotection.
- Long-term, pharmacologic agents targeting complex nervous system injury pathophysiology are anticipated to be key for true intraoperative neuroprotection.