US 2023/0414357 A1 · Method And Device For Removing Heart Valve Therapy

Abstract

A retrieval catheter and methods of use are described for removing a heart valve therapy such as a leaflet clip or artificial leaflet cord. The retrieval catheter can include a cutting element and a basket, piercing element, clamping mechanism, or similar grasping device. The method includes delivering a catheter to the region of the heart valve therapy and then manipulating the catheter and associated instruments to cut tissue as necessary and then remove the heart valve therapy and withdraw the catheter.

Claims21

Dependent claims

A system for removing a heart valve therapy, comprising;

a cutting and capture catheter comprising a first elongated control member, a cutting loop fixed at a distal portion of the first elongated control member and configured to cut tissue, and a basket fixed at the distal portion of the first control member;
and,
a snare catheter having a second elongated control member and a snare loop fixed at a distal portion of the second elongated control member;
wherein the cutting loop is configured to be moved proximally of the snare loop and wherein the basket is configured to be moved around the snare loop during a removal procedure.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

18/044,761Filed 21 Sep 2021

Priority

22 Sep 2020

Published

28 Dec 2023

Term ends

Not estimatedThe source records don’t support an estimate.

Classification13 codes

A61F 2/2466
Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve: delivery devices therefor
A61B 17/221
Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones;…
A61B 18/1492
Probes or electrodes therefor: having a flexible, catheter-like structure, e.g. for heart ablation
A61F 2/246
Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve: devices for obstructing…

Method And Device For Removing Heart Valve Therapy

Life of this patent

Method And Device For Removing Heart Valve Therapy

Life of this patent

Abstract

Claims21