Closed-head polyaxial and monaxial screws
US10219839B2 · kind B2 · utility
0Cited by
24References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2016 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Aug 1, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/8625
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A closed-head polyaxial screw for use in spinal instrumentation for spinal fusion, treatment of deformity, or the like. Polyaxial screws may have a two-part design, with the screw fitting into an aperture in the closed head. One or more clamps may secure the bone screw in the aperture. A closed-head polyaxial screw having a one part design is also disclosed. In addition, a one-part monaxial screw is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.