Systems and methods for monitoring hand and wrist movement

US10448868B2 · kind B2 · utility

Assignee

• The Regents of the University of California · US

Inventors

• Nizan Friedman · Irvine, US
• Justin Rowe · Irvine, US
• David Reinkensmeyer · Irvine, US
• Mark Bachman · Irvine, US

Key dates

• Filing date: Mar 10, 2014
• Grant date: Oct 22, 2019
• Expiry date: May 4, 2034

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B5/6825
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

In one embodiment, a system includes apparatus for monitoring hand or wrist movement, the apparatus including a magnetic ring adapted to be worn on a finger of a patient and a data acquisition unit adapted to be worn on a wrist of the patient, the data acquisition unit including a magnetic sensor that can measure the strength and orientation of magnetic fields generated by the ring.