Patent · US Active

Lower limb prosthesis

US11547582B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignee

BLATCHFORD PRODUCTS LIMITED · GB

Inventors

Juan Jose Ochoa Velez · Medellín, CO
Mir Saeed Zahedi · London, GB
Robert Michael Andrew Painter · Dublin, US

Key dates

Filing date	Aug 16, 2019
Grant date	Jan 10, 2023
Priority date	—
Expiry date	Aug 16, 2039

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2002/704
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A lower limb prosthesis comprises a knee chassis (10), a shin carrier (20) pivotally connected to the knee chassis (10) and a piston and cylinder assembly (30, 40) pivotally connected to the knee chassis (10) and the shin carrier (20). The piston and cylinder assembly (30, 40) comprises a piston assembly (40) comprising a piston (40) mounted on a piston rod (42), a cylinder body (32B) having a cavity (46) defining a cylinder within which the piston (44) is arranged to reciprocate along the piston and cylinder assembly axis, and a foot component attachment means (36) for attaching a foot component to the piston and cylinder assembly (30, 40).

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