Patent · US Expired

Mechanical trocar insertion apparatus

US5458579A · kind A · utility

1,490Cited by

50References

22Claims

0Family size

Assignee

Technalytics, Inc. · US

Inventors

Ingram S. Chodorow · Carlsbad, US
M. Zubair Mirza · Strongsville, US

Key dates

Filing date	Nov 25, 1992
Grant date	Oct 17, 1995
Priority date	—
Expiry date	Nov 25, 2012

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/0046
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Apparatus for inserting a trocar/cannula assembly through a wall of an anatomical cavity of a patient, the apparatus including a housing for holding a trocar/cannula assembly, a spine having a longitudinal axis, the spine having proximal and terminal ends, the housing coupled to the spine for movement along said axis, holding means on the housing for holding a trocar/cannula assembly, and drive means coupled to said housing and spine for driving said housing axially on said spine toward said terminal end thereby moving said housing from an initial position to a final position, whereby the trocar/cannula assembly carried by said housing is moved axially along said spine.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.