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:
Mar. 12, 2019
Filed:
Jun. 16, 2015
Edwards Lifesciences Corporation, Irvine, CA (US);
Manouchehr A. Miraki, Laguna Hills, CA (US);
Bryan Janish, Huntington Beach, CA (US);
Raymond J. McManus, Clearfield, UT (US);
Brent K. Hoffman, Taylorsville, UT (US);
Edwards Lifesciences Corporation, Irvine, CA (US);
Abstract
Disclosed herein are embodiments of spring cannulae, including one or more holes in the sidewall of the cannula. Some disclosed cannulae include a wire, helically wound to form coils, and at least one hole in the cannula that interrupts one or more of the coils. Some embodiments further include a fused region of the coils through which the hole passes. Some embodiments include a ring attached to ends of the interrupted coils, where the hole is surrounded by the ring. Some embodiments include a sheath that is attached to a radial surface of the interrupted coils, where the hole passes radially though the sheath. Some embodiments include an elongated coil with a hole passing between the elongated coil and an adjacent coil. Further embodiments disclose cannulae that include a wire helically wound to form coils, and an insert having a porous section with at least one hole.