Devices, systems, and methods for performing endoscopic surgical procedures
US9522017B2 · kind B2 · utility
25Cited by
165References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2011 |
| Grant date | Dec 20, 2016 |
| Priority date | — |
| Expiry date | Jun 23, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2050/3006
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Methods and systems for accessing an operating cavity when performing endoscopic surgery comprising. The systems and methods include at least one obturator-free cannula unit and a trocar assembly. The trocar assembly includes a single dedicated functional obturator independent of the cannula unit and an endoscopic cannula. The invention also provides a system and methods for providing continuous flow of carbon dioxide during a laparoscopic procedure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.