Surgical staple assembly with hemostatic feature
US9393018B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2011 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | Oct 12, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/068
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical instrument includes a handle portion, a shaft housing a firing bar, an end effector comprising an anvil, a lower jaw, and a stapling and severing assembly responsive to a longitudinal closing motion produced by the handle portion and the shaft. The lower jaw is configured to receive a removable cartridge. The cartridge includes a housing, a plurality of staples disposed in the housing, a deck disposed over the plurality of staples, and a fastener insert tip including a plurality of hooks. The deck defines apertures, with each aperture being substantially disposed over each staple. The instrument includes a fastener insert including hooks, and the fastener insert is removably received in the anvil. A buttress is attached to one or both of the anvil and the cartridge via the hooks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.