Tethering screw system
US12376887B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Jan 3, 2020 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | May 19, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/88
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A tethering screw system includes a bone screw, a fastening member, and a securing member. The bone screw includes a threaded shank and a head portion. The head portion includes inner walls defining a slot and a recess distal of the slot. The fastening member is received in the recess of the head portion of the bone screw. The securing member has an engaging portion and a set screw rotatably coupled with the engaging portion. The engaging portion is configured to secure the fastening member in the recess of the head portion. The set screw is configured to threadably engage the inner walls of the head portion of bone screw, wherein when the set screw threadably engages the inner walls of the head portion of the bone screw, the engaging portion advances relative to the fastening member to secure the fastening member in the recess of the head portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.