La placian electrode
First Claim
Patent Images
1. A medical probe, comprising:
- an elongated tubular member having a distal end and a proximal end, wherein the elongated tubular member comprises a catheter body;
a first ring electrode located at the distal end of the elongated tubular member, the first ring electrode having an opening;
a second ring electrode located at least partially within the opening of the first ring electrode and fixedly coupled to the distal end of the elongated tubular member; and
an insulator located between the first and the second ring electrodes and substantially around the second ring electrode;
wherein a distal end of the first ring electrode and a distal end of the second ring electrode form at least a portion of a planar surface.
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Accused Products
Abstract
A catheter tip for mapping and/or ablation is provided. The medical probe tip includes a first ring electrode and a second ring electrode that is electrically insulated from the first ring electrode. The second ring electrode is located substantially concentric to the first ring electrode, and is coaxially surrounding the first ring electrode.
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Citations
53 Claims
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1. A medical probe, comprising:
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an elongated tubular member having a distal end and a proximal end, wherein the elongated tubular member comprises a catheter body;
a first ring electrode located at the distal end of the elongated tubular member, the first ring electrode having an opening;
a second ring electrode located at least partially within the opening of the first ring electrode and fixedly coupled to the distal end of the elongated tubular member; and
an insulator located between the first and the second ring electrodes and substantially around the second ring electrode;
wherein a distal end of the first ring electrode and a distal end of the second ring electrode form at least a portion of a planar surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A medical probe comprising:
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an elongated tubular member having a distal end and proximal end;
a first ring electrode located at the distal end of the elongated tubular member, the first ring electrode having an opening;
second ring electrode located at least partially within the opening of the first ring electrode and fixedly coupled to the distal end of the elongated tubular member; and
an insulator located between the first and the second ring electrodes and substantially around the second ring electrode;
wherein a distal end of the first ring electrode and a distal end of the second ring electrode form at least a portion of a non-planar surface, and wherein the non-planar surface has a curvilinear profile.
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17. A medical probe comprising:
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an elongated member having a distal end and a proximal end;
a first ring electrode located at the distal end of the elongated member; and
a second ring electrode located at the distal end of the elongated member in a concentric relationship with the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode;
wherein the distal end of the elongated member has a curvilinear relaxed configuration. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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25. A medical probe comprising:
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an elongated member having a distal end and a proximal end;
a first ring electrode located at the distal end of the elongated member;
a second ring electrode located at the distal end of the elongated member in a concentric relationship with the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode; and
a thermal sensor mounted at the distal tip of the elongated member. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
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33. A medical probe comprising:
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an elongated member having a distal end and a proximal end;
a first ring electrode located at the distal end of the elongated member;
a second ring electrode located at the distal end of the elongated member in a concentric relationship with the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode; and
at least one thermal sensor secured along a portion of the body of the elongated member.
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34. A medical probe comprising:
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an elongated member having a distal end and a proximal end;
a first ring electrode located at the distal end of the elongated member; and
a second ring electrode located at the distal end of the elongated member in a concentric relationship with the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode;
wherein a spacing between the first and the second ring electrodes is within a range of 0.5 mm to 1.0 mm. - View Dependent Claims (35, 36, 37, 38, 39)
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40. A medical probe tip, comprising:
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a catheter tip portion;
a first ring electrode mounted to the catheter tip portion, the first ring electrode having an opening; and
a second ring electrode fixedly mounted to the catheter tip portion and located at least partially within the opening of the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode. - View Dependent Claims (41, 42, 43, 44, 45, 46, 47, 48, 49, 50)
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51. A medical probe tip, comprising:
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a tip portion;
a first ring electrode mounted to the tip portion; and
a second ring electrode mounted to the tip portion and being located substantially concentric to the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode;
wherein a distal end of the first ring electrode and a distal end of the second ring electrode form at least a portion of a non-planar surface that is convex.
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52. A medical probe tip, comprising:
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a tip portion;
a first ring electrode mounted to the tip portion;
a second ring electrode mounted to the tip portion and being located substantially concentric to the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode; and
a thermal sensor located within an opening of the first ring electrode.
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53. A medical probe tip, comprising:
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a tip portion;
a first ring electrode mounted to the tip portion; and
a second ring electrode mounted to the tip portion and being located substantially concentric to the first ring electrode, the second ring electrode being electrically insulated from the first ring electrode;
wherein a spacing between the first and the second ring electrodes is within a range of 0.5 mm to 1.0 mm.
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Specification