Shaft for a medical instrument, and medical instrument, in particular homopolar or bipolar medical instrument
US11234725B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 6, 2017 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Aug 11, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/146
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to a shaft for a medical instrument (12), in particular a homopolar or bipolar medical instrument, comprising a shaft member (16) that accommodates a tool (18) at the distal end, said tool (18) being provided with a first jaw part (19) and a second jaw part (21) which can be moved relative to each other from an open position (29) into a closed position (28) by a draw bar/push rod (26) that is guided inside the shaft member (16); at the proximal end, the shaft member (16) has a connecting piece (14) for attachment to a manipulating device (23) that allows the draw bar/push rod (26) to be moved back and forth; at the distal end, each jaw part (19, 21) is pivotally guided inside the shaft member (16) by means of a sliding block (49).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.