Electrode for detecting bioelectrical signals

US4375219A · kind A · utility

Inventor

• Walter Schmid · Sindelfingen, DE

Key dates

• Filing date: Apr 22, 1980
• Grant date: Mar 1, 1983
• Expiry date: Apr 22, 2000

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2562/0217
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An electrode arrangement for bioelectric signals, especially for EKG measurements comprises at least one electrode element in which the material in contact with the skin includes a p-n semiconductor. Preferably the test electrode and a reference or neutral electrode are joined in a single unit in relatively close proximity.