Patent FR893933A successfully refreshed from Google Patents.
US6830585B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Percutaneously deliverable heart valve and methods of implantation
Assignee: Medtronic 3F Therapeutics Inc
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Filing: 2003-01-14
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Granted: 2004-12-14
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Expires: 2023-01-14
Abstract
Abstract This invention discloses a percutaneously deliverable heart valve and methods of implantation thereof comprising a valve implantation system to be placed at a body channel of a patient comprising a flexible tissue valve with a plurality of valvular leaflets, each of the leaflets having an in-flow edge, an out-flow edge, and side edges, the plurality of leaflets being sewn together at least a potion of their side edges to form an annulus at about the in-flow edge and a plurality of commissure tissues; an annulus base support secured to the annulus, wherein the annulus base support is collapsible and expandable, and commissural fixation means for securing each of the plurality of commissure tissues onto a wall of the body channel.
Inventors
- 👤 Jason Artof
- 👤 Rodolfo C. Quijano
- 👤 Hosheng Tu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:34
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/24; A61F2/2412; A61F2/2418; A61B; A61B17/00; A61B17/04; A61B17/0401; A61B2017/0408; A61F2/2475; A61F2220/00; A61F2220/0008; A61F2220/0016; A61F2220/0025; A61F2220/0041; A61F2220/005; A61F2220/0058; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0013; Y; Y10; Y10S; Y10S623/00; Y10S623/902; Y10S623/904
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
231 words
A method of endoluminally delivering and implanting a prosthetic valve at a body channel comprising: providing a valve implantation system, the valve implantation system comprising a flexible tissue valve with a plurality of leaflet commissure tissues and an annulus, wherein the annulus is securely connected to an annulus base support that is configured being collapsible and expandable, and commissural fixation means for securing each of the plurality of leaflet commissure tissues onto a wall of the body channel; passing the flexible tissue valve though the body channel with the annulus base support in a collapsed position; securing the tissue valve to a desired location with the annulus base support in an expanded position; and securing the commissure tissues onto the wall of the body channel by said commissural fixation means, wherein the step of securing the commissure tissues is carried out by a valve rivet having a plurality of preformed wires configured for endoluminally penetrating through the commissure tissue and the wall of the body channel and enabling securing said commissure tissue onto said wall; wherein the step of securing the commissure tissues with a valve rivet further comprises the steps of pushing the valve rivet to release and expand a plurality of preformed wires radially outwardly and pulling the valve rivet to compress and expand the preformed wires to secure the commissure tissues to the wall of the body channel.
Claim 2
Independent Claim
231 words
A method of endoluminally delivering and implanting a prosthetic valve at a body channel comprising: providing a valve implantation system, the valve implantation system comprising a flexible tissue valve with a plurality of leaflet commissure tissues and an annulus, wherein the annulus is securely connected to an annulus base support that is configured being collapsible and expandable, and commissural fixation means for securing each of the plurality of leaflet commissure tissues onto a wall of the body channel; passing the flexible tissue valve though the body channel with the annulus base support in a collapsed position; securing the tissue valve to a desired location with the annulus base support in an expanded position; and securing the commissure tissues onto the wall of the body channel by said commissural fixation means, wherein the step of securing the commissure tissues is carried out by a valve rivet having a plurality of preformed wires configured for endoluminally penetrating through the commissure tissue and the wall of the body channel and enabling securing said commissure tissue onto said wall; wherein the step of securing the commissure tissues with a valve rivet further comprises the steps of pushing the valve rivet to release and expand a plurality of preformed wires radially outwardly and pulling the valve rivet to compress and expand the preformed wires to secure the commissure tissues to the wall of the body channel.
Claim 3
Dependent Claim
44 words
The method of claim 1 , wherein the step of securing the commissure tissues is carried out by a valve rivet configured for endoluminally penetrating through the commissure tissue and the wall of the body channel enabling securing said commissure tissue onto said wall.
Claim 4
Dependent Claim
47 words
The method of claim 1 , wherein the step of securing the commissure tissues is carried out by a suture configured for endoluminally passing through the commissure tissue and the wall of the body channel to form a knot enabling securing said commissure tissue onto said wall.
Claim 5
Dependent Claim
43 words
The method of claim 1 , wherein the step of securing the commissure tissues is carried out by a staple configured for endoluminally penetrating through the commissure tissue and the wall of the body channel enabling securing said commissure tissue onto said wall.
Claim 6
Dependent Claim
15 words
The method of claim 1 , wherein the flexible tissue valve is a porcine valve.
Claim 7
Dependent Claim
35 words
The method of claim 1 , wherein the flexible tissue valve further comprises a plurality of leaflets, said leaflets being made of pericardium tissue selected from a group consisting of equine, bovine, porcine, and ovine.
Claim 8
Dependent Claim
39 words
The method of claim 1 , wherein the flexible tissue valve is chemically treated with a chemical to reduce antigenicity, wherein the chemical is selected from a group consisting of glutaraldehyde, formaldehyde, dialdehyde starch, polyepoxy compounds, and mixture thereof.
Claim 9
Dependent Claim
15 words
The method of claim 1 , wherein the flexible tissue valve is an aortic valve.
Claim 10
Dependent Claim
15 words
The method of claim 1 , wherein the flexible tissue valve is a mitral valve.
Claim 11
Dependent Claim
15 words
The method of claim 1 , wherein the flexible tissue valve is a tricuspid valve.
Claim 12
Dependent Claim
15 words
The method of claim 1 , wherein the flexible tissue valve is a pulmonary valve.
Claim 13
Independent Claim
274 words
A method of endoluminally delivering and implanting a prosthetic valve at a body channel comprising: providing a valve implantation system, the valve implantation system comprising a flexible tissue valve with a plurality of leaflet commissure tissues and an annulus, wherein the annulus is securely connected to an annulus base support that is configured being collapsible and expandable, and commissural fixation means for securing each of the plurality of leaflet commissure tissues onto a wall of the body channel; passing the flexible tissue valve though the body channel with the annulus base support in a collapsed position, said flexible tissue valve with the annulus base support being collapsibly held within a delivery apparatus; delivering the tissue valve to a desired location; securing the tissue valve with the annulus base support in an expanded position; and securing the commissure tissues onto the wall of the body channel by said commissural fixation means configured for endoluminally penetrating through the commissure tissues and the wall of the body channel enabling securing said commissure tissues onto said wall; wherein the step of securing the commissure tissues is carried out by a valve rivet having a plurality of preformed wires configured for endoluminally penetrating through the commissure tissue and the wall of the body channel and enabling securing said commissure tissue onto said wall, wherein the step of securing the commissure tissues with a valve rivet further comprises the steps of pushing the valve rivet to release and expand a plurality of preformed wires radially outwardly and pulling the valve rivet to compress and expand the preformed wires to secure the commissure tissues to the wall of the body channel.
Claim 14
Independent Claim
274 words
A method of endoluminally delivering and implanting a prosthetic valve at a body channel comprising: providing a valve implantation system, the valve implantation system comprising a flexible tissue valve with a plurality of leaflet commissure tissues and an annulus, wherein the annulus is securely connected to an annulus base support that is configured being collapsible and expandable, and commissural fixation means for securing each of the plurality of leaflet commissure tissues onto a wall of the body channel; passing the flexible tissue valve though the body channel with the annulus base support in a collapsed position, said flexible tissue valve with the annulus base support being collapsibly held within a delivery apparatus; delivering the tissue valve to a desired location; securing the tissue valve with the annulus base support in an expanded position; and securing the commissure tissues onto the wall of the body channel by said commissural fixation means configured for endoluminally penetrating through the commissure tissues and the wall of the body channel enabling securing said commissure tissues onto said wall; wherein the step of securing the commissure tissues is carried out by a valve rivet having a plurality of preformed wires configured for endoluminally penetrating through the commissure tissue and the wall of the body channel and enabling securing said commissure tissue onto said wall, wherein the step of securing the commissure tissues with a valve rivet further comprises the steps of pushing the valve rivet to release and expand a plurality of preformed wires radially outwardly and pulling the valve rivet to compress and expand the preformed wires to secure the commissure tissues to the wall of the body channel.
Claim 15
Dependent Claim
13 words
The method of claim 12 , wherein the delivery apparatus comprises a catheter.
Claim 16
Dependent Claim
45 words
The method of claim 13 , wherein the delivery step is carried out with said catheter through an opening of a body vessel selected from a group consisting of a carotid artery, a jugular vein, a subclavian vein, a femoral artery, and a femoral artery.
Claim 17
Dependent Claim
13 words
The method of claim 12 , wherein the delivery apparatus comprises a cannula.
Claim 18
Dependent Claim
21 words
The method of claim 15 , wherein the delivery step is carried out with said cannula through a percutaneous intercostal penetration.
Claim 19
Dependent Claim
33 words
The method of claim 14 , wherein the step of securing the tissue valve with the annulus base support in the expanded position is carried out by an inflatable balloon on the catheter.
Claim 20
Dependent Claim
24 words
The method of claim 17 , wherein the balloon is selected from a group consisting of compliant material, non-compliant material, and semi compliant material.
Claim 21
Dependent Claim
43 words
The method of claim 12 , wherein the commissural fixation means comprises a suture configured for endoluminally penetrating through one of the commissure tissues and the wall of the body channel to form a knot enabling securing said commissure tissue onto said wall.
Claim 22
Dependent Claim
39 words
The method of claim 12 , wherein the commissural fixation means comprises a staple configured for endoluminally penetrating through one of the commissure tissues and the wall of the body channel enabling securing said commissure tissue onto said wall.
Claim 23
Dependent Claim
40 words
The method of claim 12 , wherein the commissural fixation means comprises a valve rivet configured for endoluminally penetrating through one of the commissure tissues and the wall of the body channel enabling securing said commissure tissue onto said wall.
Claim 24
Dependent Claim
31 words
The method of claim 12 , wherein the flexible tissue valve is selected from a group consisting of an aortic valve, a mitral valve, a tricuspid valve and a pulmonary valve.
Claim 25
Dependent Claim
35 words
The method of claim 12 , wherein the flexible tissue valve further comprises a plurality of leadflets, said leaflets being made of pericardium tissue selected from a group consisting of equine, bovine, porcine, and ovine.
Claim 26
Dependent Claim
39 words
The method of claim 12 , wherein the flexible tissue valve is chemically treated with a chemical to reduce antigenicity, wherein the chemical is selected from a group consisting of glutaraldehyde, formaldehyde, dialdehyde starch, polyepoxy compounds, and mixture thereof.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2007-12-14 | 2008-06-14 | 2008-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-12-14 | 2012-06-14 | 2012-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-12-14 | 2016-06-14 | 2016-12-14 | $7700.00 | Window Closed / Lapsed |