Implantable analyte sensor

US6405066B1 · kind B1 · utility

Assignees

• The Regents of the University of California · US
• Roche Diagnostics GMBH · DE

Inventors

• Matthias Essenpreis · Burgdorf, CH
• Tejal A. Desai · San Francisco, US
• Mauro Ferrari · Beijing, CN
• Derek Hansford · Columbus, US

Key dates

• Filing date: Mar 17, 2000
• Grant date: Jun 11, 2002
• Expiry date: Mar 17, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C12Q1/006
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An implantable analyte sensor includes a substrate, electrodes on the substrate, and a membrane on the electrodes. The membrane can comprise elemental silicon and has a glucose diffusion test result of at least 1 mg/dl in 330 min., and an albumin diffusion test result of at most 0.1 g/dl in 420 min.