US6673089B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Implantable stroke treating device
Assignee: Stryker Corp
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Filing: 2000-08-11
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Granted: 2004-01-06
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Expires: 2020-08-11
Abstract
Abstract An implantable device for positioning in the vicinity of the bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA) comprises a deflecting element suitable to deflect the flow of embolic material flowing in the CCA toward the ICA, into the ECA.
Inventors
- 👤 Yuval Yassour
- 👤 Ofer Yodfat
- 👤 Ygael Grad
- 👤 Moshe Rosenfeld
- 👤 Daniel Levin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:31
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/82; A61F2/86; A61F2/90; A61F2/01; A61F2/02; A61F2/04; A61F2/856; A61F2/95; A61F2/954; A61F2/958; A61F2002/018; A61F2/06; A61F2002/065; A61F2002/068; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0006; A61F2230/0063; A61F2230/0069; A61F2250/00; A61F2250/0014; A61F2250/0015; A61F2250/0017; A61F2250/0023; A61F2250/0024
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
28 words
A method for preventing the flow of embolic material flowing in the CCA from accessing the ICA, comprising deflecting the flow of said embolic material into the ECA.
Claim 2
Independent Claim
28 words
A method for preventing the flow of embolic material flowing in the CCA from accessing the ICA, comprising deflecting the flow of said embolic material into the ECA.
Claim 3
Dependent Claim
58 words
A method according to claim 1 , comprising implanting in the vicinity of the bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA), a deflecting device comprising a deflecting element suitable to deflect the flow of embolic material flowing in the CCA toward the ICA, into the ECA.
Claim 4
Independent Claim
29 words
A method for treating a patient suffering from, or suspected of suffering from, the generation of embolic material, comprising deflecting the flow of said embolic material into the ECA.
Claim 5
Independent Claim
29 words
A method for treating a patient suffering from, or suspected of suffering from, the generation of embolic material, comprising deflecting the flow of said embolic material into the ECA.
Claim 6
Dependent Claim
19 words
A method according to claim 3 , wherein the deflecting device is provided in, or coupled to, a stent.
Claim 7
Dependent Claim
110 words
An intravascular device for implanting in a bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA), comprising: an implantable body configured and dimensioned for implanting in said bifurcation; said implantable body including a deflecting portion sufficiently large to span said ICA at the bifurcation and having openings of a size to deflect, from said ICA to said ECA, embolic material in the blood flow from said CCA, while allowing blood flow from said CCA to said ICA; wherein said deflecting portion comprises an array of wires extending adjacent said ICA, and wherein the wires have a thickness between 10-50 μ.
Claim 8
Dependent Claim
110 words
An intravascular device for implanting in a bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA), comprising: an implantable body configured and dimensioned for implanting in said bifurcation; said implantable body including a deflecting portion sufficiently large to span said ICA at the bifurcation and having openings of a size to deflect, from said ICA to said ECA, embolic material in the blood flow from said CCA, while allowing blood flow from said CCA to said ICA; wherein said deflecting portion comprises an array of wires extending adjacent said ICA, and wherein the wires have a thickness between 10-50 μ.
Claim 9
Dependent Claim
24 words
An implantable device according to claim 5 , wherein the Reynolds number for the wire is between 0 and 4, preferably 1 or less.
Claim 10
Dependent Claim
14 words
A device according to claim 5 , wherein the deflecting portion comprises filtering means.
Claim 11
Dependent Claim
37 words
The device according to claim 5 , wherein the size of the openings in said deflecting portion is such as to deflect, from said ICA to said ECA, particles in the range of 200 μm in size.
Claim 12
Dependent Claim
37 words
The device according to claim 5 , wherein said implantable body is tubular in configuration, and said deflecting portion is an annular section of said tubular body extending for the complete circumference of said tubular implantable body.
Claim 13
Dependent Claim
42 words
The device according to claim 5 , wherein said implantable body is tubular in configuration, and said deflecting portion is a section of said tubular body at one side, and extending for less than the complete circumference, of said tubular implantable body.
Claim 14
Dependent Claim
47 words
The device according to claim 5 , wherein said implantable body is tubular in configuration and is configured and dimensioned for implanting within said ICA, and said deflecting portion extends across the end of said ICA at said bifurcation to deflect said embolic material to said ECA.
Claim 15
Dependent Claim
38 words
The device according to claim 5 , wherein said implantable body is in a radially contracted state when introduced into said bifurcation, and is radially expandable to become anchored in the walls of said bifurcation when implanted therein.
Claim 16
Dependent Claim
37 words
The device according to claim 5 , wherein said implantable body is configured and dimensioned to span said bifurcation between said CCA and said ECA, with said deflecting portion facing and spanning said ICA at said bifurcation.
Claim 17
Dependent Claim
22 words
The device according to claim 5 , wherein said body includes radio-opaque markers for aiding in the intravascular positioning of the device.
Claim 18
Dependent Claim
31 words
The device according claim 5 , wherein said implantable body is configured and dimensioned to have one end thereof positionable in the CCA and another end thereof positionable in the ECA.
Claim 19
Dependent Claim
122 words
An intravascular device for implanting in a bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA), comprising: an implantable body configured and dimensioned for implanting in said bifurcation; said implantable body including a deflecting portion sufficiently large to span said ICA at the bifurcation and having openings of a size to deflect, from said ICA to said ECA, embolic material in the blood flow from said CCA, while allowing blood flow from said CCA to said ICA; wherein said implantable body is tubular in configuration, and said deflecting portion is a section of said tubular body at one side, and extending for less than the complete circumference, of said tubular implantable body.
Claim 20
Dependent Claim
122 words
An intravascular device for implanting in a bifurcation of the common carotid artery (CCA) into the internal carotid artery (ICA) and the external carotid artery (ECA), comprising: an implantable body configured and dimensioned for implanting in said bifurcation; said implantable body including a deflecting portion sufficiently large to span said ICA at the bifurcation and having openings of a size to deflect, from said ICA to said ECA, embolic material in the blood flow from said CCA, while allowing blood flow from said CCA to said ICA; wherein said implantable body is tubular in configuration, and said deflecting portion is a section of said tubular body at one side, and extending for less than the complete circumference, of said tubular implantable body.
Claim 21
Dependent Claim
30 words
An intravascular device according to claim 16 , wherein said deflecting portion comprises an array of wires extending adjacent said ICA, and wherein the wires have a thickness between 10-150μ.
Claim 22
Dependent Claim
24 words
An implantable device according to claim 16 , wherein the Reynolds number for the wire is between 0 and 4, preferably 1 or less.
Claim 23
Dependent Claim
39 words
The device according to claim 16 , wherein the size of the openings in said deflecting portion is such as to deflect, from said ICA to said ECA, particles in the range of at least 200 μm in size.
Claim 24
Dependent Claim
47 words
The device according to claim 16 , wherein said implantable body is tubular in configuration and is configured and dimensioned for implanting within said ICA, and said deflecting portion extends across the end of said ICA at said bifurcation to deflect said embolic material to said ECA.
Claim 25
Dependent Claim
38 words
The device according to claim 16 , wherein said implantable body is in a radially contracted state when introduced into said bifurcation, and is radially expandable to become anchored in the walls of said bifurcation when implanted therein.
Claim 26
Dependent Claim
37 words
The device according to claim 16 , wherein said implantable body is configured and dimensioned to span said bifurcation between said CCA and said ECA, with said deflecting portion facing and spanning said ICA at said bifurcation.
Claim 27
Dependent Claim
22 words
The device according to claim 16 , wherein said body includes radio-opaque markers for aiding in the intravascular positioning of the device.
Claim 28
Dependent Claim
31 words
The device according claim 16 , wherein said implantable body is configured and dimensioned to have one end thereof positionable in the CCA and another end thereof positionable in the ECA.
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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) | 2007-01-05 | 2007-07-07 | 2008-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-01-05 | 2011-07-07 | 2012-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-01-05 | 2015-07-07 | 2016-01-06 | $7700.00 | Window Closed / Lapsed |