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:
Aug. 03, 2010
Filed:
Oct. 24, 2003
Applicant:
Lee A. Core, Cambridge, MA (US);
Inventor:
Lee A. Core, Cambridge, MA (US);
Assignee:
NMT Medical, Inc., Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/005 (2006.01);
U.S. Cl.
CPC ...
Abstract
An introducer sheath or catheter can be formed in two or more layers with an inner layer made of a higher durometer material and an outer layer made of a lower durometer material. The inner layer can have one or a combination of the following: one or more longitudinal slits, overlapping portions, monolithic hinges, or other formations to allow for radial expansion.