Adjustable hinge assembly for an osteoarthritic knee brace
US5807294A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 21, 1997 |
| Grant date | Sep 15, 1998 |
| Priority date | — |
| Expiry date | Mar 21, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2005/0174
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A hinge assembly is provided for an orthopedic knee brace that pivotally couples a first rotation member and a second rotation member. The hinge assembly includes a pad assembly, a hinge, and first and second adjustment members enabling adjustment of the normal force applied by the hinge assembly to the knee joint for the effective treatment of osteoarthritis. The hinge includes an end of the first rotation member, an end of the second rotation member, first and second hinge plates positioned on opposite sides of the ends, and first and second hinge fasteners. The first and second hinge fasteners each has a bore therethrough that is internally threaded. The first hinge fastener rotatably connects the end of the first rotation member to the first and second hinge plates and the second hinge fastener rotatably connects the end of the second rotation member to the first and second hinge plates. The first adjustment member has external threads that are received by the internal threads of the first hinge fastener to telescopically couple the first adjustment member to the first hinge fastener. The second adjustment member likewise has external threads that are received by the internal t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.