Device for measuring lumbar spinal movement
US5400800A · kind A · utility
16Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1993 |
| Grant date | Mar 28, 1995 |
| Priority date | — |
| Expiry date | Oct 13, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/6823
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved device is described for measuring and registering lumbar spinal movement. The device, which is portable, is attached at an upper and lower portion of the lumbar region and measures multiple axis of motion by means of independent electric sensors. The device of the invention is an improvement over prior art devices because it provides appropriate compensation for errors induced through interaction of three axis only of rotational movement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.