The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 15, 1992
Filed:
Nov. 26, 1990
Mehdy Sabbaghian, Baton Rouge, LA (US);
Tony Barfield, Beaumont, TX (US);
Patrick Schiele, Schenectady, NY (US);
David W Newton, Baton Rouge, LA (US);
Gregory J Lormand, Baton Rouge, LA (US);
Glen J Schwartzberg, Baton Rouge, LA (US);
Louisiana State University and Agricultural and Mechanical College, Baton Rouge, LA (US);
Abstract
An improved insertion instrument for a vena cava filter is provided and iudes a filter retainer attached to the catheter for preventing accidental ejection of the filter and for enabling retraction of the filter into the carrier body at any time prior to complete ejection; a directional control mechanism attached to the plunger housing for allowing a user to guide the filter retainer through a vascular network; and a simplified plunger locking mechanism on the plunger for preventing premature ejection of the filter.