Surgical tool with tool-based translation and lock for the same
US12059170B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 30, 2020 |
| Grant date | Aug 13, 2024 |
| Priority date | — |
| Expiry date | Dec 14, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2034/715
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical tool that comprises a surgical end effector comprising opposing jaws, an elongate shaft extending distally to the surgical end effector, and a housing defining a passage therethrough, wherein the elongate shaft extends through the passage. The surgical tool further comprises an actuation mechanism configured to selectively move the housing along the elongate shaft relative to the surgical end effector. The actuation mechanism comprises a pulley, a cable engaged with the pulley, and a lock arrangement configured to releasably lock the housing relative to the elongate shaft. The lock arrangement comprises a washer positioned around the elongate shaft. The cable is engaged with the washer. An actuation of the pulley is configured to apply a tension to the cable to pivot the washer relative to the elongate shaft from a locked orientation to an unlocked orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.