Articulation assemblies for use with endoscopic surgical instruments
US10864003B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2016 |
| Grant date | Dec 15, 2020 |
| Priority date | — |
| Expiry date | Nov 26, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1455
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An articulation assembly (200) for use with a surgical instrument (100) is provided. The articulation assembly (200) includes a plurality of joints (260), a plurality of cables (240), and a first drive member (220). Each joint (260) defines a plurality of openings (262) extending longitudinally therethrough, a central opening (263) extending longitudinally therethrough, a pair of projections (268) extending from a first surface, and a pair of grooves (266) extending at least partially through a second surface. Each groove (266) of at least one joint (260) is configured to engage one projection (268) of the pair of projections (268) from an adjacent joint (260). Each cable (240) extends through one opening (262) of the plurality of openings (262) of each joint (260). The first drive member (220) extends through the central opening (263) of each joint (260).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.