Determination of anvil release during anastomosis
US11832823B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2022 |
| Grant date | Dec 5, 2023 |
| Priority date | — |
| Expiry date | Mar 13, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/065
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical device includes a reload assembly having a plurality of staples and an anvil assembly movable relative to the reload assembly. The device also includes a power source and a motor coupled to the power source. The device further includes a transmission assembly movable by the motor and configured to move the anvil assembly relative to the reload assembly. The device additionally includes a strain sensor configured to measure strain imparted on the transmission assembly. The device also includes a controller configured to determine whether the anvil assembly is adhered to tissue grasped between the reload assembly and the anvil assembly based on the measured strain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.