Intelligent anvil for circular surgical stapler
US12364481B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2023 |
| Grant date | Jul 22, 2025 |
| Priority date | — |
| Expiry date | Nov 2, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/371
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical instrument includes a body assembly, a shaft assembly, a stapling head assembly disposed at a distal end of the shaft assembly, and an anvil. The stapling head assembly having a deck member and a closure shaft capable of moving relative to the deck member. The anvil including a head, a shank, a biasing body, and a electronic unit having a distance sensor. The head and the shank being capable of moving relative to each other. The biasing body being interposed between the head and the shank with a known spring constant. The distance sensor being capable of measuring a relative distance between the shank and the head, while the electronic unit can communicate a parameter associated with the relative distance to a console.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.