Mandibular distration device for use in mandibular distraction osteogenesis
US5622493A · kind A · utility
Inventors
Key dates
| Filing date | Feb 22, 1996 |
| Grant date | Apr 22, 1997 |
| Priority date | — |
| Expiry date | Feb 22, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C8/0098
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A mandibular distraction device for use in distracting the mandible subsequent to corticotomy thereof includes first and second sets of crowns adapted to be attached to the bicuspid and molar teeth of respective opposite lateral sides of the mandible. A first pair of expander assemblies are removably or fixedly attachable to the opposite sides of the first set of crowns, and a second pair of expander assemblies are removably or fixedly attachable to the opposite sides of the second set of crowns. Each pair of expander assemblies includes one expandable device and one sliding tube assembly. Receptors are provided to be attached to the bicuspid crowns and the molar crowns, and corresponding connectors are provided to be attached to the screw devices and sliding tube assemblies for connection thereof to the crowns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.