Modular trocar system and methods and assembly
US5980493A · kind A · utility
89Cited by
78References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 1998 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Aug 25, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/062
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A modular trocar system which includes an obturator assembly, and a cannula assembly defining a longitudinal passageway therethrough configured and dimensioned to slidably receive the obturator assembly, the cannula assembly including a housing which includes a valve assembly and a first mating portion, and a cannula defining a passageway of a predetermined dimension therethrough, the cannula and housing movable alternately between a spaced apart relative orientation and an attached orientation wherein the first and second mating portions are engaged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.