Multi-articulated link knee joint
US11058558B2 · kind B2 · utility
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7References
2Claims
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Key dates
| Filing date | Apr 11, 2019 |
| Grant date | Jul 13, 2021 |
| Priority date | — |
| Expiry date | May 22, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/7625
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A multi-articulated link knee joint includes: a knee unit in which an upper link unit rotates relative to a lower link unit by a multi-articulated link mechanism including a plurality of link units including the upper link unit and the lower link unit; a cylinder device for assisting the motion of the knee unit and moving in accordance with the rotation of the upper link unit; a position detector for detecting the distance from the lower link unit to the cylinder device; and an angle detector for obtaining the bending angle of the knee unit from the detected distance from the cylinder device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.