Adjustment instrument with tactile feedback
US11083497B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2019 |
| Grant date | Aug 10, 2021 |
| Priority date | — |
| Expiry date | Aug 20, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/564
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An external fixation frame system may include a first ring, a second ring, and at least three struts configured to couple the first ring to the second ring, each strut having a rotatable head portion and a counter torque portion. The system may also include an adjustment tool that includes a driver portion having an inner engagement portion for engaging the head portion of the strut, an outer engagement portion for engaging the counter torque portion of the strut, and a feedback mechanism rotatably coupled to the inner and outer engagement portions. The tool may further include a plunger having an inner portion positioned at least partially within the inner engagement portion, and an outer portion positioned at least partially between the inner engagement portion and the outer engagement portions, the plunger being axially translatable with respect to the inner and outer engagement portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.