The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 2019
Filed:
Nov. 11, 2015
Applicant:
Zwift, Inc., Long Beach, CA (US);
Inventors:
Assignee:
Zwift, Inc., Long Beach, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/103 (2006.01); A61B 5/00 (2006.01); G01P 13/04 (2006.01);
U.S. Cl.
CPC ...
A61B 5/1038 (2013.01); A61B 5/7282 (2013.01); A61B 2562/0219 (2013.01); G01P 13/04 (2013.01);
Abstract
Devices and methods for determining various occurrences and anomalies within a step are provided. A device to determine characteristics of a step includes at least one sensor to measure acceleration of a foot in at least two directions, at least one processor to execute instructions stored in a memory and to determine accelerations in first and/or second directions meet criteria to determine a footstrike and a push off of a foot from a surface. Slipping of feet while walking and running, clipping of feet while walking and running, and tripping and falling while walking and running may be indicators of overall health and fitness, particularly in older individuals.