Bi-Spring surgical hammer impact tools
US12004793B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 23, 2022 |
| Grant date | Jun 11, 2024 |
| Priority date | — |
| Expiry date | Oct 17, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/928
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed herein are bi-spring surgical hammer impact tools and methods of use thereof. The bi-spring surgical hammer impact tools can include an elongated drive rod disposed in the housing and including an impact flange in a mid-region thereof. A tool implement can be mounted to a first end of the elongated drive rod. An impact shuttle can be mounted on the elongated drive rod and can include first and second impact surfaces opposing opposite faces of the impact flange. A plurality of annular teeth can be defined by an exterior surface of the impact shuttle. First and second springs can be disposed against opposite ends of the impact shuttle. A partial tooth pinion attached to a drive shaft and movable for engagement with the plurality of annular teeth of the impact shuttle can be included.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.