Patent US6540755B2 successfully refreshed from Google Patents.
US6540755B2
Expired / Lapsed
US
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Guiding introducers for use in the treatment of accessory pathways around the mitral valve using a retrograde approach
Assignee: St Jude Medical Atrial Fibrillation Division Inc
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Filing: 2001-03-19
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Granted: 2003-04-01
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Expires: 2021-03-19
Abstract
Abstract A process for the mapping and/or ablation of accessory pathways around the mitral valve using a retrograde approach by use of ablation and/or mapping catheters guided by precurved guiding introducers. Also disclosed are shapes for the guiding introducers to be used for the ablation and/or mapping of the accessory pathways around the mitral valve using a retrograde approach.
Inventors
- 👤 John D. Ockuly
- 👤 James A. Hassett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:37
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0021; A61M25/0041; A61M25/01; A61M25/0105; A61M25/0133; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/05; A61N1/056; A61N1/057; A61N2001/0578
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
193 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the first and second sections form a plane, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 30 to about 60 degrees out of the plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 2
Dependent Claim
193 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the first and second sections form a plane, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 30 to about 60 degrees out of the plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 3
Dependent Claim
45 words
The guiding introducer of claim 1 , wherein the second section comprises a curved section comprised of a curved portion with a radius of about 1.0 in. (2.5 cm) to about 2.0 in. (5.1 cm) and an arc from about 160 to about 200 degrees.
Claim 4
Dependent Claim
41 words
The guiding introducer of claim 2 wherein the radius of the curved section of the second section is from about 1.3 in. (3.3 cm) to about 1.7 in. (4.3 cm) and the arc is from about 170 to about 190 degrees.
Claim 5
Dependent Claim
183 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the third section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 60 to about 115 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the second section.
Claim 6
Dependent Claim
183 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the third section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 60 to about 115 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the second section.
Claim 7
Dependent Claim
44 words
The guiding introducer of claim 4 wherein the second section comprises a curved section comprised of a curved portion with a radius of about 1.0 in. (2.5 cm) to about 2.0 in. (5.1 cm) and an arc from about 160 to about 200 degrees.
Claim 8
Dependent Claim
41 words
The guiding introducer of claim 5 wherein the radius of the curved section of the second section is from about 1.3 in. (3.3 cm) to about 1.7 in. (4.3 cm) and the arc is from about 170 to about 190 degrees.
Claim 9
Dependent Claim
184 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 115 to about 155 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 10
Dependent Claim
184 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 115 to about 155 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 11
Dependent Claim
44 words
The guiding introducer of claim 7 wherein the second section comprises a curved section comprised of a curved portion with a radius of about 1.0 in. (2.5 cm) to about 2.0 in. (5.1 cm) and an arc from about 160 to about 200 degrees.
Claim 12
Dependent Claim
41 words
The guiding introducer of claim 7 wherein the radius of the curved section of the second section is from about 1.3 in. (3.3 cm) to about 1.7 in. (4.3 cm) and the arc is from about 170 to about 190 degrees.
Claim 13
Dependent Claim
184 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 200 to about 330 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 14
Dependent Claim
184 words
A guiding introducer for use with an ablation catheter for the ablation and mapping of accessory pathways around the mitral valve of the left ventricle of the heart from the ventricle side comprising shaped first, second and third sections, wherein the first section comprises a generally elongated, hollow, straight section of sufficient length for introduction into the patient and for manipulation from the point of insertion through to a desired location within the heart, wherein the second section comprises a curved section with an arc, wherein the third section comprises a straight portion and a curved portion, wherein the straight portion is from about 2.0 in. (5.1 cm) to about 3.5 in. (8.9 cm) in length and the curved portion comprises a curve with a radius of about 0.5 in. (1.2 cm) to about 1.5 in. (3.8 cm) and an arc of about 70 to about 110 degrees, wherein the curve is curved in an angle about 200 to about 330 degrees out of a plane formed by the first and second sections when viewed from a distal-most end of the curved second section.
Claim 15
Dependent Claim
44 words
The guiding introducer of claim 10 wherein the second section comprises a curved section comprised of a curved portion with a radius of about 1.0 in. (2.5 cm) to about 2.0 in. (5.1 cm) and an arc from about 160 to about 200 degrees.
Claim 16
Dependent Claim
41 words
The guiding introducer of claim 10 wherein the radius of the curved section of the second section is from about 1.3 in. (3.3 cm) to about 1.7 in. (4.3 cm) and the arc is from about 170 to about 190 degrees.
References Cited (Backward Citations)
US4117836A
Cited
US4033331A
Cited
US4641649A
Cited
US4882777A
Cited
US5231994A
Cited
US4883058A
Cited
US5016640A
Cited
US4898591A
Cited
US4945912A
Cited
US5172699A
Cited
US5222501A
Cited
US5215540A
Cited
US5242441A
Cited
US5427119A
Cited
US5497774A
Cited
US5564440A
Cited
US5575766A
Cited
US5628316A
Cited
US5656028A
Cited
US6203531B1
Cited
US5640955A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2006-03-31 | 2006-09-30 | 2007-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2010-03-31 | 2010-09-30 | 2011-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2014-03-31 | 2014-09-30 | 2015-04-01 | $7700.00 | Window Closed / Lapsed |