US7044134B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of implanting a device in the left atrial appendage
Assignee: Boston Scientific Scimed Inc
•
Filing: 2001-10-19
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Granted: 2006-05-16
•
Expires: 2021-10-19
Abstract
Abstract An adjustable occlusion device and a method of implanting the device in a body lumen such as the left atrial appendage. The occlusion device is removably carried by a deployment catheter. The device may be enlarged or reduced to facilitate optimal placement or removal. Methods are also disclosed.
Inventors
- 👤 Alexander K. Khairkhahan
- 👤 Andrew G. C. Frazier
- 👤 Alan R. Klenk
- 👤 Marc S. Kreidler
- 👤 Stewart M. Kume
- 👤 Darrell H. Ogi
- 👤 Chad C. Roue
- 👤 Erik J. van der Burg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:24
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/0057; A61B17/12; A61B17/12022; A61B17/12099; A61B17/12122; A61B17/12131; A61B17/12168; A61B17/12172; A61F; A61F2/00; A61F2/01; A61F2/0108; A61M; A61M25/00; A61M25/10; A61B17/122; A61B17/00234; A61B2017/00238; A61B2017/00243; A61B2017/00535; A61B2017/00557; A61B2017/00575; A61B2017/00579; A61B2017/00592; A61B2017/00597; A61B2017/00615; A61B2017/00619; A61B2017/00623; A61B17/08; A61B2017/081; A61B2017/1205; A61B2017/12054; A61B2017/12095; A61F2/011; A61F2002/018; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0006; A61F2230/0063; A61F2230/0071; A61F2230/0073; A61F2230/008; A61M2025/1043; A61M2025/1054; A61M2210/00; A61M2210/12; A61M2210/125
Claims Analysis
Total Claims: 48
Claim 1
Independent Claim
91 words
A method of implanting a device in the left atrial appendage, comprising the steps of: providing a deployment catheter, having an elongate flexible body with a proximal end and a distal end, a control on the proximal end and a device removably carried adjacent the distal end; positioning at least a portion of the device in the left atrial appendage; and manipulating the control to enlarge the device under positive force; wherein the device comprises an expandable frame comprising at least two spokes, wherein the spokes are cut from a tube.
Claim 2
Independent Claim
91 words
A method of implanting a device in the left atrial appendage, comprising the steps of: providing a deployment catheter, having an elongate flexible body with a proximal end and a distal end, a control on the proximal end and a device removably carried adjacent the distal end; positioning at least a portion of the device in the left atrial appendage; and manipulating the control to enlarge the device under positive force; wherein the device comprises an expandable frame comprising at least two spokes, wherein the spokes are cut from a tube.
Claim 3
Dependent Claim
15 words
A method as in claim 1 , wherein the manipulating step comprises rotating the control.
Claim 4
Dependent Claim
15 words
A method as in claim 1 , wherein the frame comprises at least six spokes.
Claim 5
Dependent Claim
38 words
A method as in claim 3 , wherein each spoke is movable from an axial orientation when the device is in a reduced cross section to an inclined orientation when the device is in an enlarged cross section.
Claim 6
Dependent Claim
36 words
A method as in claim 4 , wherein each spoke comprises a proximal section, a distal section, and a bend in between the proximal and distal sections when the device is in the enlarged cross section.
Claim 7
Dependent Claim
34 words
A method as in claim 1 , wherein the device further comprises a plurality of tissue anchors, and the method comprises the step of engaging tissue with at least some of the tissue anchors.
Claim 8
Independent Claim
74 words
A method of implanting a device in the left atrial appendage, comprising: providing a catheter having an elongate flexible body with a proximal end and a distal end, and an implantable device removably carried adjacent the distal end; positioning at least a portion of the device in the left atrial appendage; and enlarging the device within the left atrial appendage, wherein the catheter comprises a deployment element extending therethrough releasably connected to the device.
Claim 9
Independent Claim
74 words
A method of implanting a device in the left atrial appendage, comprising: providing a catheter having an elongate flexible body with a proximal end and a distal end, and an implantable device removably carried adjacent the distal end; positioning at least a portion of the device in the left atrial appendage; and enlarging the device within the left atrial appendage, wherein the catheter comprises a deployment element extending therethrough releasably connected to the device.
Claim 10
Dependent Claim
14 words
The method of claim 7 , wherein the deployment element comprises a flexible line.
Claim 11
Dependent Claim
13 words
The method of claim 7 , wherein the deployment element comprises a core.
Claim 12
Dependent Claim
14 words
The method of claim 7 , wherein the deployment element comprises a pull wire.
Claim 13
Dependent Claim
19 words
The method of claim 7 , wherein the deployment element is controlled by proximal retraction of the deployment element.
Claim 14
Dependent Claim
21 words
The method of claim 7 , wherein the elongate flexible body comprises a lumen through which the deployment elements is provided.
Claim 15
Dependent Claim
19 words
The method of claim 7 , wherein enlarging the device within the left atrial appendage axially shortens the device.
Claim 16
Dependent Claim
17 words
The method of claim 7 , wherein the device comprises a proximal hub and a distal hub.
Claim 17
Dependent Claim
28 words
The method of claim 14 , wherein enlarging the device within the left atrial appendage comprises proximally retracting the distal hub while resisting movement of the proximal hub.
Claim 18
Dependent Claim
14 words
The method of claim 7 , wherein the device self-expands to its enlarged shape.
Claim 19
Dependent Claim
21 words
The method of claim 7 , further comprising releasing the device after the device is enlarged within the left atrial appendage.
Claim 20
Independent Claim
85 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device.
Claim 21
Independent Claim
85 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device.
Claim 22
Dependent Claim
24 words
The method of claim 18 , wherein expanding the implantable device comprises drawing the proximal and distal ends of the device relatively closer together.
Claim 23
Dependent Claim
36 words
The method of claim 18 , wherein expansion of the device is at least partially controlled by a deployment line connected to one of the ends of the implantable device and extending through a deployment catheter.
Claim 24
Dependent Claim
21 words
The method of claim 20 , wherein the deployment line is releasably connected to a proximal end of the implantable device.
Claim 25
Dependent Claim
21 words
The method of claim 20 , wherein the deployment line is releasably connected to a distal end of the implantable device.
Claim 26
Dependent Claim
26 words
The method of claim 18 , further comprising an inner member extending through a deployment catheter and extending to the distal end of the implantable device.
Claim 27
Dependent Claim
15 words
The method of claim 18 , wherein the implantable device is at least partially self-expanding.
Claim 28
Independent Claim
127 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device; wherein a core extends through a deployment catheter and extends to the distal end of the implantable device, and wherein relative movement between the proximal and distal ends of the implantable device is provided by moving the core in a proximal direction.
Claim 29
Independent Claim
127 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device; wherein a core extends through a deployment catheter and extends to the distal end of the implantable device, and wherein relative movement between the proximal and distal ends of the implantable device is provided by moving the core in a proximal direction.
Claim 30
Independent Claim
138 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device; wherein a core extends through a deployment catheter and extends to the distal end of the implantable device, and wherein the implantable device is maintained in its collapsed configuration while being positioned in the left atrial appendage by holding stationary one end of the device while moving the other end of the device.
Claim 31
Independent Claim
138 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration; and expanding the implantable device in the left atrial appendage, wherein the device is enlarged by providing relative movement between a proximal end and a distal end of the device; wherein a core extends through a deployment catheter and extends to the distal end of the implantable device, and wherein the implantable device is maintained in its collapsed configuration while being positioned in the left atrial appendage by holding stationary one end of the device while moving the other end of the device.
Claim 32
Independent Claim
104 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; and expanding the implantable device in the left atrial appendage; wherein the deployment line is releasably connected to and looped around a portion of the implantable device.
Claim 33
Independent Claim
104 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; and expanding the implantable device in the left atrial appendage; wherein the deployment line is releasably connected to and looped around a portion of the implantable device.
Claim 34
Dependent Claim
20 words
The method of claim 27 , wherein the implantable device is delivered to the left atrial appendage using a catheter.
Claim 35
Independent Claim
161 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; expanding the implantable device in the left atrial appendage; and releasing the deployment line from the implantable device after the implantable device is appropriately expanded in the left atrial appendage; wherein the deployment line is releasably connected to a proximal end of the implantable device, wherein the deployment line is a pull wire boned around a pin at the proximal end of the implantable device, and wherein the pull wire is looped over the pin and around a core extending through the implantable device.
Claim 36
Independent Claim
161 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; expanding the implantable device in the left atrial appendage; and releasing the deployment line from the implantable device after the implantable device is appropriately expanded in the left atrial appendage; wherein the deployment line is releasably connected to a proximal end of the implantable device, wherein the deployment line is a pull wire boned around a pin at the proximal end of the implantable device, and wherein the pull wire is looped over the pin and around a core extending through the implantable device.
Claim 37
Independent Claim
188 words
A method for delivering an implantable device within a left atrial appendage of a patient, comprising: providing a deployment catheter having a proximal end and a distal end, the deployment catheter having an elongate core and a pull wire extending therethrough; delivering an implantable device having a proximal end and a distal end to the left atrial appendage using the deployment catheter, the implantable device having a collapsed configuration wherein the proximal and distal ends are relatively far apart and an expanded configuration wherein the proximal and distal ends are relatively close together, the proximal end releasably connected to the pull wire and the distal end engaged with the elongate core, wherein the pull wire is held taut and the elongate core is pushed against a distal surface of the implantable device to hold the implantable device in its collapsed configuration during delivery; and expanding the implantable device within the left atrial appendage by moving the elongate core proximally relative to the proximal end of the device and the pull wire, the proximal movement causing the implantable device to expand under its own bias to the expandable configuration.
Claim 38
Independent Claim
188 words
A method for delivering an implantable device within a left atrial appendage of a patient, comprising: providing a deployment catheter having a proximal end and a distal end, the deployment catheter having an elongate core and a pull wire extending therethrough; delivering an implantable device having a proximal end and a distal end to the left atrial appendage using the deployment catheter, the implantable device having a collapsed configuration wherein the proximal and distal ends are relatively far apart and an expanded configuration wherein the proximal and distal ends are relatively close together, the proximal end releasably connected to the pull wire and the distal end engaged with the elongate core, wherein the pull wire is held taut and the elongate core is pushed against a distal surface of the implantable device to hold the implantable device in its collapsed configuration during delivery; and expanding the implantable device within the left atrial appendage by moving the elongate core proximally relative to the proximal end of the device and the pull wire, the proximal movement causing the implantable device to expand under its own bias to the expandable configuration.
Claim 39
Dependent Claim
57 words
The method of claim 30 , further comprising at least partially collapsing the implantable device after expanding the implantable device to reposition the implantable device by moving the elongate core relatively distally against the distal surface and moving the pull wire relatively proximally causing the proximal and distal ends of the implantable device to move relatively apart.
Claim 40
Dependent Claim
26 words
The method of claim 30 , wherein the elongate core slides relative to the implantable device within a guide tube extending axially within the implantable device.
Claim 41
Dependent Claim
33 words
The method of claim 30 , further comprising removing the elongate core and the pull wire from the implantable device after confirming the position of the implantable device within the left atrial appendage.
Claim 42
Dependent Claim
36 words
The method of claim 30 , wherein the pull wire is releasably locked to the implantable device by looping the pull wire around a pin at the proximal end of the device and around the core.
Claim 43
Dependent Claim
19 words
The method of claim 30 , wherein the core is threadingly engageable with a portion of the implantable device.
Claim 44
Dependent Claim
84 words
The method of claim 30 , wherein the elongate core provides a distal retention force against the distal end of the implantable device, and wherein expanding the implantable device within the left atrial appendage by moving the elongate core proximally relative to the proximal end of the device and the pull wire comprises manipulating the pull wire while maintaining the distal retention force such that the implantable device expands under its own bias, drawing the proximal end of the device toward the distal end.
Claim 45
Independent Claim
87 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; and expanding the implantable device in the left atrial appendage.
Claim 46
Independent Claim
87 words
A method for implanting a device in the left atrial appendage of a patient, comprising: providing an implantable device having a proximal end and a distal end, the implantable device having a collapsed configuration and an expanded configuration; positioning the implantable device in the left atrial appendage while the device is in its collapsed configuration, the implantable device when delivered into the left atrial appendage being releasably connected to a deployment line extending outside of the patient; and expanding the implantable device in the left atrial appendage.
Claim 47
Dependent Claim
21 words
The method of claim 37 , wherein the deployment line is releasably connected to a proximal end of the implantable device.
Claim 48
Dependent Claim
20 words
The method of claim 37 , wherein the implantable device is delivered to the left atrial appendage using a catheter.
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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) | 2009-05-15 | 2009-11-14 | 2010-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2013-05-15 | 2013-11-14 | 2014-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2017-05-15 | 2017-11-14 | 2018-05-16 | $7700.00 | Window Closed / Lapsed |