Methods and apparatus for treating the interior of a blood vessel
First Claim
Patent Images
1. An apparatus for treating the interior of a blood vessel, comprising:
- a first catheter having a proximal end and a distal end with a plurality of spaced apart perforations therebetween;
an occlusion device coupled to the distal end of said first catheter;
means for deploying the occlusion device; and
means for dispensing a treating agent through said perforations proximal of said occlusion device.
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Accused Products
Abstract
Methods and apparatus for treating the interior of a blood vessel include a variety of catheter designs, methods and apparatus for occluding a blood vessel, methods and apparatus for locating an occlusion device, methods and apparatus for locating a treating device at the site of blood vessel tributaries, and methods and apparatus for dispensing treating agent.
349 Citations
129 Claims
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1. An apparatus for treating the interior of a blood vessel, comprising:
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a first catheter having a proximal end and a distal end with a plurality of spaced apart perforations therebetween;
an occlusion device coupled to the distal end of said first catheter;
means for deploying the occlusion device; and
means for dispensing a treating agent through said perforations proximal of said occlusion device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A method for treating the interior of a blood vessel, said method comprising:
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delivering an apparatus into the blood vessel, the apparatus comprising a first catheter having a proximal end and a distal end with a plurality of spaced apart perforations therebetween, an occlusion device coupled to the distal end of the first catheter, and deployment means for deploying said occlusion device;
deploying the occlusion device; and
dispensing a treating agent through the perforations in the first catheter proximal the occlusion device while maintaining the first catheter stationary. - View Dependent Claims (23)
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24. An apparatus for treating the interior of the blood vessel, comprising:
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a catheter having a proximal end and a distal end;
a deployment control member having a proximal end and a distal end and being movable through said catheter;
an occlusion device coupled to said distal end of said deployment control member, said occlusion device being deployed by movement of said deployment control member towards said distal end of said catheter and being recaptured by movement of said deployment control member; and
means for dispensing a treating agent proximal said occlusion device. - View Dependent Claims (25, 26, 27, 28, 29, 30)
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31. A method of treating the interior of a blood vessel, comprising:
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delivering a catheter through the blood vessel;
dispensing an occlusion agent through the catheter; and
dispensing a treating agent proximal said occlusion agent. - View Dependent Claims (32, 33, 34, 35, 36)
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37. A method of treating the interior of a blood vessel, comprising:
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locating an occlusion site along the blood vessel;
applying pressure to the occlusion site sufficient to block the flow of blood; and
dispensing treating agent in the blood vessel proximal the occlusion site. - View Dependent Claims (38, 39, 40, 41, 42, 43)
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44. An apparatus for treating the interior of a blood vessel, comprising:
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a first catheter having a proximal end and a distal end;
an occlusion device coupled to said distal end of said first catheter; and
a second catheter having a proximal end and a distal end, said second catheter being slidably coupled to said first catheter via a monorail coupling, said second catheter being adapted to receive a treating agent and dispense it through a port at said distal end of said second catheter and proximal said occlusion device. - View Dependent Claims (45, 46, 47, 48, 49, 50, 51, 52)
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53. A method for treating the interior of a blood vessel, comprising:
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delivering an apparatus to the interior of the blood vessel, the apparatus comprising;
a first catheter having a proximal end and a distal end, an occlusion device coupled to the distal end of the first catheter, and a second catheter having a proximal end and a distal end, the second catheter being slidably coupled to the first catheter via a monorail coupling, the second catheter being adapted to receive a treating agent and dispense it through a port at the distal end of the second catheter;
deploying the occlusion device; and
dispensing the treating agent through the second catheter and proximal the occlusion device while sliding the second catheter away from the occlusion device.
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54. A method of treating the interior of the blood vessel, comprising:
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locating an occlusion site in the blood vessel;
locating an occlusion device at the occlusion site;
deploying the occlusion device at the occlusion site such that the flow of blood is blocked by the occlusion device; and
dispensing a treating agent proximal the occluding device. - View Dependent Claims (55, 56, 57, 58, 59, 60, 61, 62, 63, 64)
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65. A method of treating the interior of the blood vessel, comprising:
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locating a catheter within the blood vessel through a venipuncture;
dispensing a treating agent through a dispensing port in the catheter while withdrawing the catheter from the blood vessel;
locating tributary branches along the blood vessel;
locating the catheter at tributary branches along the blood vessel; and
dispensing an additional amount of treating agent when the catheter passes a tributary branch. - View Dependent Claims (66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85)
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86. A device for treating blood vessels, comprising:
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a catheter having a proximal end, a body and a distal end, the body comprising;
a plurality of elution holes;
a lumen adapted to provide a fluid pathway from the proximal end of the catheter to the elution holes; and
a vessel flow blocker located about the distal end of the catheter;
wherein the total fluid resistance of the elution holes is about equal to or greater than the total fluid resistance of the lumen. - View Dependent Claims (87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107)
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108. A device for treating blood vessels, comprising:
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a catheter having a proximal end, a body and a distal end, the body comprising;
at least one elution hole, each elution hole having an inflow opening and an outflow opening;
a lumen adapted to provide a fluid pathway from the proximal end of the catheter to the outflow openings of the elution holes; and
an occluder adapted to block fluid flow through at least one elution hole;
wherein the occluder is adapted to affect fluid flow distal to the inflow opening of the elution holes. - View Dependent Claims (109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124)
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125. A method of performing sclerotherapy, comprising:
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providing a catheter with an infusion lumen and a plurality of elution holes contiguous with the infusion lumen, the plurality of elution holes have a total fluid resistance generally greater than the total fluid resistance of the infusion lumen;
inserting the catheter into a mammal; and
injecting a sclerosing agent into the infusion lumen. - View Dependent Claims (126, 127, 128)
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129. A method of treating a body lumen, comprising:
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providing a catheter with an infusion lumen and a plurality of elution holes contiguous with the infusion lumen, the catheter having a first configuration adapted to resist flow through at least one elution hole and a second configuration adapted to allow flow through at least one elution hole where the catheter is adapted to resist flow in the first configuration;
inserting the catheter into a patient;
providing a pressurized fluid to the infusion lumen of the catheter; and
changing the catheter from the first configuration to the second configuration.
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Specification