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Overview of bioengineering and hydrocephalus: 50 years in 30 ...

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Proximal obstruction: active method<br />

• Jack Judy, UCLA<br />

• Microelectromechanical<br />

(MEMS) “flappers” <strong>in</strong><br />

catheter holes break<br />

tissue growth<br />

• Activated by external<br />

magnetic field<br />

US Patent Disclosure‚ Self-Clear<strong>in</strong>g<br />

Catheter for Cl<strong>in</strong>ical Implantation (2004)

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