Vertebral body distraction support nail
US12274480B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Sep 6, 2022 |
| Grant date | Apr 15, 2025 |
| Priority date | — |
| Expiry date | Sep 6, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vertebral body distraction support nail, including a support nail body including an inner core, an outer sleeve and a distraction ball, and a support nail cap including a cylindrical upper support nail cap and a pressure cap. The inner core is threadedly connected inside the outer sleeve, and has upper and lower ends both extending out of the outer sleeve. The lower end of the inner core is provided with a tapered stapling head. The distraction ball is fitted over the inner core between the tapered stapling head and the outer sleeve. An upper support nail cap cavity has a lower end connected to an upper end of the outer sleeve and an upper end into which the upper end of the inner core extends. The pressure cap is engaged with and slidably connected to the upper end of the inner core and the upper support nail cap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.