Therapeutic lumbosacral appliance
US4703750A · kind A · utility
Inventors
Key dates
| Filing date | Aug 29, 1986 |
| Grant date | Nov 3, 1987 |
| Priority date | — |
| Expiry date | Aug 29, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/20
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A therapeutic appliance for application to the lumbar spine and which follows the contours of the iliac crests and overlies the sacrum and sacroiliac joints as well as anchors below the posterior superior iliac spines of the human body including an external shell having a length sufficient to extend around the abdominal region of the body with fasteners at opposite ends of the shell and an air bladder disposed on the shell. The air bladder has a plurality of air chambers located centrally between opposite ends of the shell with each of the air chambers being in fluid communication with each other and to an air conduit for inflating them. The air chambers include elongated air chambers which extend transversely to the longitudinal direction of the shell having upper ends substantially parallel to each other and lower ends shaped to lie above the iliac crests. The air chambers also include an elongated air chamber extending in the longitudinal direction disposed between the lower ends of the transversely extending air chambers and an outer edge of the bladder positioned to overlie the sacrum and lie between the sacroiliac joints. The air chambers also include an anchoring air chamber…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.