Patent · US Active

Passive ankle prosthesis with energy return simulating that of a natural ankle

US8721737B2 · kind B2 · utility

1Cited by
33References
14Claims
0Family size

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Inventors

Key dates

Filing dateFeb 3, 2012
Grant dateMay 13, 2014
Priority date—
Expiry dateSep 23, 2032

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2002/5083
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Disclosed are passive lower limb prosthetic devices comprising at least a two degree of freedom mechanism and a network of compression springs.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.