Dual locking polyaxial screw head
US12226128B2 · kind B2 · utility
0Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2022 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | May 2, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/7076
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Systems, methods, and devices for securing a spinal rod are provided. A clamp assembly may include a tulip comprising a first opening and a second opening, wherein an inner surface of the first opening comprises threads; a saddle movably disposed within the tulip between the first and second openings, the saddle comprising a first end and a second end, the first end comprising a portion configured to receive a spinal rod, the second end comprising a cavity configured to receive a pedicle screw, the saddle comprising slots configured to receive a rotating tool; and a threaded locking cap disposed in the first opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.