US6755777B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heart wall tension reduction apparatus and method
Assignee: Edwards Lifesciences LLC
•
Filing: 2002-12-20
•
Granted: 2004-06-29
•
Expires: 2022-12-20
Abstract
Abstract An apparatus for treatment of a failing heart by reducing the wall tension therein. In one embodiment, the apparatus includes a tension member for drawing at least two walls of a heart chamber toward each other. Methods for placing the apparatus on the heart are also provided.
Inventors
- 👤 Cyril J. Schweich, Jr.
- 👤 Todd J. Mortier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:57
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/24; A61F2/2478; A61F2/2487; A61B; A61B17/00; A61B17/00234; A61B17/12; A61B17/122; A61B17/1227; A61B2017/00238; A61B2017/00243; A61B17/04; A61B17/0401; A61B2017/0404; A61B2017/0417; A61B2017/0427; A61B2017/0429; A61B2017/0435; A61B2017/0446; A61B2017/0461; A61B17/0469; A61B2017/048; A61B2017/0496; A61F2/2481; Y; Y10; Y10S; Y10S623/00; Y10S623/909; Y10S623/91
Claims Analysis
Total Claims: 57
Claim 1
Independent Claim
102 words
A device for treating a heart, the device comprising: an elongate member configured to extend externally around an apex of at least one heart chamber, the elongate member having a first end and a second end; a first member extending from the first end of the elongate member and being configured to be positioned adjacent a first wall of the heart; and a second member extending from the second end of the elongate member and being configured to be positioned adjacent a second wall of the heart, wherein the device is configured to passively compress the at least one chamber during systole.
Claim 2
Independent Claim
102 words
A device for treating a heart, the device comprising: an elongate member configured to extend externally around an apex of at least one heart chamber, the elongate member having a first end and a second end; a first member extending from the first end of the elongate member and being configured to be positioned adjacent a first wall of the heart; and a second member extending from the second end of the elongate member and being configured to be positioned adjacent a second wall of the heart, wherein the device is configured to passively compress the at least one chamber during systole.
Claim 3
Dependent Claim
22 words
The device of claim 1 , wherein the device is configured to alter a cross-sectional shape of the at least one chamber.
Claim 4
Dependent Claim
23 words
The device of claim 1 , wherein the device is configured to reduce a radius of curvature of the at least one chamber.
Claim 5
Dependent Claim
20 words
The device of claim 1 , wherein the device is configured to compress the at least one chamber during diastole.
Claim 6
Dependent Claim
22 words
The device of claim 1 , wherein the device is configured to compress the at least one chamber throughout the cardiac cycle.
Claim 7
Dependent Claim
13 words
The device of claim 1 , wherein the elongate member is substantially rigid.
Claim 8
Dependent Claim
32 words
The device of claim 1 , wherein the first member and the second member are configured to be biased toward the heart when positioned adjacent the respective first wall and second wall.
Claim 9
Dependent Claim
22 words
The device of claim 1 , further comprising a tension member configured to extend between the first member and the second member.
Claim 10
Dependent Claim
21 words
The device of claim 8 , wherein the tension member is configured to extend transverse the at least one heart chamber.
Claim 11
Dependent Claim
24 words
The device of claim 8 , wherein the tension member is configured to bias the first member and the second member toward the heart.
Claim 12
Dependent Claim
29 words
The device of claim 1 , wherein the first member and the second member are hingedly connected to the respective first end and second end of the elongate member.
Claim 13
Dependent Claim
17 words
The device of claim 1 , wherein the first member and the second member are lever members.
Claim 14
Independent Claim
53 words
A method for treating a heart, the method comprising: providing a substantially rigid frame; placing the frame relative to the heart such that at least part of the frame extends externally around at least an apical portion of the heart; and passively compressing at least one chamber of the heart via the frame.
Claim 15
Independent Claim
53 words
A method for treating a heart, the method comprising: providing a substantially rigid frame; placing the frame relative to the heart such that at least part of the frame extends externally around at least an apical portion of the heart; and passively compressing at least one chamber of the heart via the frame.
Claim 16
Dependent Claim
21 words
The method of claim 13 , further comprising altering a cross-sectional shape of the at least one chamber of the heart.
Claim 17
Dependent Claim
22 words
The method of claim 13 , further comprising reducing a radius of curvature of the at least one chamber of the heart.
Claim 18
Dependent Claim
20 words
The method of claim 13 , wherein the passively compressing includes passively compressing the at least one chamber during systole.
Claim 19
Dependent Claim
20 words
The method of claim 13 , wherein the passively compressing includes passively compressing the at least one chamber during diastole.
Claim 20
Dependent Claim
22 words
The method of claim 13 , wherein the passively compressing includes passively compressing the at least one chamber throughout the cardiac cycle.
Claim 21
Dependent Claim
19 words
The method of claim 13 , further comprising drawing walls of the heart toward each other via the frame.
Claim 22
Dependent Claim
18 words
The method of claim 19 , wherein the walls include walls surrounding the at least one heart chamber.
Claim 23
Dependent Claim
30 words
The method of claim 13 , further comprising providing a tension member and extending the tension member transverse the at least one heart chamber and between portions of the frame.
Claim 24
Dependent Claim
37 words
The method of claim 21 , further comprising extending the tension member between a first member and a second member of the frame so as to bias the first member and the second member toward the heart.
Claim 25
Independent Claim
52 words
A method for treating a heart, the method comprising: placing a device relative to the heart such that at least part of the device extends externally around at least an apical portion of the heart; and at least during systole, passively compressing at least one chamber of the heart via the device.
Claim 26
Independent Claim
52 words
A method for treating a heart, the method comprising: placing a device relative to the heart such that at least part of the device extends externally around at least an apical portion of the heart; and at least during systole, passively compressing at least one chamber of the heart via the device.
Claim 27
Dependent Claim
21 words
The method of claim 23 , further comprising altering a cross-sectional shape of the at least one chamber of the heart.
Claim 28
Dependent Claim
22 words
The method of claim 23 , further comprising reducing a radius of curvature of the at least one chamber of the heart.
Claim 29
Dependent Claim
22 words
The method of claim 23 , wherein the passively compressing includes passively compressing the at least one chamber throughout the cardiac cycle.
Claim 30
Dependent Claim
19 words
The method of claim 23 , further comprising drawing walls of the heart toward each other via the device.
Claim 31
Dependent Claim
20 words
The method of claim 27 , wherein the walls include walls surrounding the at least one chamber of the heart.
Claim 32
Dependent Claim
31 words
The method of claim 23 , wherein the device includes a tension member and the method further comprises extending the tension member transverse the at least one chamber of the heart.
Claim 33
Dependent Claim
33 words
The method of claim 23 , wherein the placing the device includes placing at least an additional portion of the device at least partially within the at least one chamber of the heart.
Claim 34
Independent Claim
35 words
A device for treating a heart, the device comprising: means for passively compressing at least one chamber of the heart at least during systole and for extending externally around an apical portion of the heart.
Claim 35
Independent Claim
35 words
A device for treating a heart, the device comprising: means for passively compressing at least one chamber of the heart at least during systole and for extending externally around an apical portion of the heart.
Claim 36
Dependent Claim
25 words
The device of claim 31 , wherein the means include means for altering a cross-sectional shape of the at least one chamber of the heart.
Claim 37
Dependent Claim
26 words
The device of claim 31 , wherein the means include means for reducing a radius of curvature of the at least one chamber of the heart.
Claim 38
Dependent Claim
26 words
The device of claim 31 , wherein the means for passively compressing include means for passively compressing the at least one chamber throughout the cardiac cycle.
Claim 39
Dependent Claim
20 words
The device of claim 31 , wherein the means include means for drawing walls of the heart toward each other.
Claim 40
Dependent Claim
20 words
The device of claim 35 , wherein the walls include walls surrounding the at least one chamber of the heart.
Claim 41
Dependent Claim
25 words
The device of claim 31 , wherein the means include a tension member configured to extend transverse the at least one chamber of the heart.
Claim 42
Dependent Claim
27 words
The device of claim 31 , wherein the means include means configured to be placed at least partially within the at least one chamber of the heart.
Claim 43
Dependent Claim
13 words
The device of claim 31 , wherein the means include substantially rigid means.
Claim 44
Independent Claim
11 words
The device of 31 , wherein the means include a frame.
Claim 45
Independent Claim
11 words
The device of 31 , wherein the means include a frame.
Claim 46
Independent Claim
41 words
A device for treating a heart, the device comprising: a member configured to extend externally around an apical portion of the heart, wherein the device is configured to passively compress at least one chamber of the heart at least during systole.
Claim 47
Independent Claim
41 words
A device for treating a heart, the device comprising: a member configured to extend externally around an apical portion of the heart, wherein the device is configured to passively compress at least one chamber of the heart at least during systole.
Claim 48
Dependent Claim
25 words
The device of claim 41 , wherein the device is configured to alter a cross-sectional shape of the at least one chamber of the heart.
Claim 49
Dependent Claim
26 words
The device of claim 41 , wherein the device is configured to reduce a radius of curvature of the at least one chamber of the heart.
Claim 50
Dependent Claim
23 words
The device of claim 41 , wherein the device is configured to passively compressing the at least one chamber throughout the cardiac cycle.
Claim 51
Dependent Claim
20 words
The device of claim 41 , wherein the device is configured to draw walls of the heart toward each other.
Claim 52
Dependent Claim
20 words
The device of claim 45 , wherein the walls include walls surrounding the at least one chamber of the heart.
Claim 53
Dependent Claim
23 words
The device of claim 41 , further comprising a tension member configured to extend transverse the at least one chamber of the heart.
Claim 54
Dependent Claim
31 words
The device of claim 41 , wherein at least a portion of the device is configured to be placed at least partially within the at least one chamber of the heart.
Claim 55
Dependent Claim
12 words
The device of claim 41 , wherein the member is substantially rigid.
Claim 56
Independent Claim
14 words
The device of 41 , further comprising a frame, the frame including the member.
Claim 57
Independent Claim
14 words
The device of 41 , further comprising a frame, the frame including the member.
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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) | 2007-06-29 | 2007-12-29 | 2008-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-06-29 | 2011-12-29 | 2012-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-06-29 | 2015-12-29 | 2016-06-29 | $7700.00 | Window Closed / Lapsed |