Expandable laminoplasty device
US12201337B2 · kind B2 · utility
0Cited by
28References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 2024 |
| Grant date | Jan 21, 2025 |
| Priority date | — |
| Expiry date | Jan 12, 2044 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/564
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An expandable laminoplasty device has a superior plate, an inferior plate, threaded or racked gear post having external threads or gear teeth, the post affixed to one of the superior plate or the inferior plate, and a gear nut or pinion gear, the gear has internal threads or external gear teeth configured to engage external threads or gear teeth of the post. The gear is held in one of the superior plate or inferior plate not affixed to the post and wherein the superior plate or inferior plate not affixed to the post has an end with a slot or channel to receive the post and a side opening to receive and hold the gear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.