US5891155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Embolizing system
Assignee: Boston Scientific Scimed Inc
•
Filing: 1997-09-18
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Granted: 1999-04-06
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Expires: 2017-09-18
Abstract
Abstract An embolizing system includes a catheter, having a lumen, an elongate member, insertable within the lumen of the catheter, and an occlusion particle. The occlusion particle has a receiving passageway therein for receiving the elongate member so the elongate member guides movement of the occlusion particle.
Inventors
- 👤 Toshiyuki Irie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:07
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/12022; A61B17/12099; A61B17/12109; A61B17/12131; A61B17/12181; A61B17/12186; A61B2017/1205
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
119 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a receiving passageway therein for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 2
Dependent Claim
119 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a receiving passageway therein for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 3
Dependent Claim
45 words
The embolization system of claim 1 wherein the pusher comprises: a second elongate member having a receiving passageway so the pusher is slidable along the first elongate member, the first elongate member moving relative to the pusher within the receiving passageway the second elongate member.
Claim 4
Dependent Claim
45 words
The embolization system of claim 2 wherein the first elongate member comprises a wire and wherein the pusher comprises: a tube having a lumen, the lumen sized large enough to slidably receive the wire and sized smaller than an outer dimension of the occlusion particle.
Claim 5
Dependent Claim
48 words
The embolization system of claim 3 wherein the pusher has a distal end portion for engaging the occlusion particle and pushing the occlusion particle along the wire so that the occlusion particle slides relative to the wire, the wire passing through the receiving passageway in the occlusion particle.
Claim 6
Dependent Claim
32 words
The embolization system of claim 4 wherein the receiving passageway of the occlusion particle comprises a bore defined by the occlusion particle, the bore being large enough to slidably receive the wire.
Claim 7
Dependent Claim
15 words
The embolization system of claim 1 wherein the occlusion particle is formed of radiopaque material.
Claim 8
Dependent Claim
12 words
The embolization system of claim 6 wherein the radiopaque material comprises platinum.
Claim 9
Independent Claim
59 words
A method of occluding a site in a vessel, comprising: accessing the site in the vessel with a catheter having a lumen; advancing an elongate member through the lumen; pushing a plurality of embolizing particles over the elongate member, through the lumen, to the site; and releasing the particles from the elongate member proximate the site in the vessel.
Claim 10
Independent Claim
59 words
A method of occluding a site in a vessel, comprising: accessing the site in the vessel with a catheter having a lumen; advancing an elongate member through the lumen; pushing a plurality of embolizing particles over the elongate member, through the lumen, to the site; and releasing the particles from the elongate member proximate the site in the vessel.
Claim 11
Dependent Claim
17 words
The method of claim 8 wherein said releasing step comprises: selectively releasing a desired amount of particles.
Claim 12
Dependent Claim
36 words
The method of claim 8 wherein said pushing step comprises: advancing a tube over the elongate member, the tube having a distal end portion which engages the particles and pushes the particles along the elongate member.
Claim 13
Dependent Claim
60 words
An embolization system for occluding a lumen of a vessel, comprising: a catheter having a lumen; a plurality of occlusion particles; and a guide member, insertable within the lumen of the catheter, the guide member cooperating with the occlusion particles to generally align the occlusion particles parallel to a longitudinal axis of the catheter, within the lumen of the catheter.
Claim 14
Dependent Claim
60 words
An embolization system for occluding a lumen of a vessel, comprising: a catheter having a lumen; a plurality of occlusion particles; and a guide member, insertable within the lumen of the catheter, the guide member cooperating with the occlusion particles to generally align the occlusion particles parallel to a longitudinal axis of the catheter, within the lumen of the catheter.
Claim 15
Dependent Claim
30 words
The embolization system of claim 11 wherein the guide member comprises: an elongate member, and wherein the occlusion particles each have a receiving passageway therein for receiving the elongate member.
Claim 16
Dependent Claim
44 words
The embolization system of claim 12 wherein the elongate member comprises a wire, and further comprising: a pusher, slidable relative to the wire within the lumen of the catheter to engage the occlusion particles and to move the occlusion particles relative to the wire.
Claim 17
Dependent Claim
23 words
The embolization system of claim 13 wherein the receiving passageway in each occlusion particle comprises a bore large enough to receive the wire.
Claim 18
Dependent Claim
131 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a length not greater than approximately 1.2 mm and a receiving passageway extending along its length for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 19
Dependent Claim
131 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a length not greater than approximately 1.2 mm and a receiving passageway extending along its length for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 20
Dependent Claim
87 words
An embolization system for occluding a lumen of a vessel, comprising: a catheter having a lumen, the catheter being formed from a material suitable to follow the lumen of a vessel; a plurality of occlusion particles each occlusion particle having a length not greater than approximately 1.2 mm; and a guide member, insertable within the lumen of the catheter, the guide member cooperating with the occlusion particles to generally align the occlusion particles parallel to a longitudinal axis of the catheter, within the lumen of the catheter.
Claim 21
Dependent Claim
87 words
An embolization system for occluding a lumen of a vessel, comprising: a catheter having a lumen, the catheter being formed from a material suitable to follow the lumen of a vessel; a plurality of occlusion particles each occlusion particle having a length not greater than approximately 1.2 mm; and a guide member, insertable within the lumen of the catheter, the guide member cooperating with the occlusion particles to generally align the occlusion particles parallel to a longitudinal axis of the catheter, within the lumen of the catheter.
Claim 22
Dependent Claim
131 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a length not greater than approximately 1.2 mm and a receiving passageway extending along its length for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 23
Dependent Claim
131 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an occlusion particle having a length not greater than approximately 1.2 mm and a receiving passageway extending along its length for receiving the first elongate member so the first elongate member guides movement of the occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the occlusion particle and to move the occlusion particle relative to the elongate member.
Claim 24
Dependent Claim
123 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an uncoiled occlusion particle having a receiving passageway therein for receiving the first elongate member so the first elongate member guides movement of the uncoiled occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the uncoiled occlusion particle and to move the uncoiled occlusion particle relative to the elongate member.
Claim 25
Dependent Claim
123 words
An embolization system for entering a vessel at an entry point and occluding a lumen of the vessel at an occlusion site, comprising: a catheter having a lumen, the catheter being formed of a material suitable to follow the lumen of the vessel from the entry point to the occlusion site; a first elongate member, insertable within the lumen of the catheter; an uncoiled occlusion particle having a receiving passageway therein for receiving the first elongate member so the first elongate member guides movement of the uncoiled occlusion particle; and a pusher, slidable relative to the first elongate member within the lumen of the catheter to engage the uncoiled occlusion particle and to move the uncoiled occlusion particle relative to the elongate member.
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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) | 2002-04-05 | 2002-10-05 | 2003-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-04-05 | 2006-10-05 | 2007-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-04-05 | 2010-10-05 | 2011-04-06 | $7700.00 | Window Closed / Lapsed |