Laparoscopic instrument and cannula assembly and related surgical method
US7753901B2 · kind B2 · utility
186Cited by
46References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2004 |
| Grant date | Jul 13, 2010 |
| Priority date | — |
| Expiry date | Jul 21, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3492
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A laparoscopic port assembly includes a cannula unit including three cannulas each extending at an acute angle relative to a base. The cannulas are flexible for receiving respective angulated laparoscopic instruments. The cannula unit is rotatingly received in a port holder for rotation about a longitudinal axis of the holder, the holder being disposable in an opening in a patient's skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.