EP0593136A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Device for the prevention of arterial restenosis
Assignee: Fischell Robert E En Fischell Tim A
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Filing: 1990-12-11
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Granted: —
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Expires: 2010-12-11
Abstract
Abstract Disclosed is a means of preventing restenosis of an artery at a trauma site due to intimal hyperplasia. That device comprises a thin wire with a radioactive tip that can temporarily be introduced into the artery and left at the trauma site for a limited period of time.
Inventors
- 👤 Robert E. Fischell
- 👤 Tim A. Fischell
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-23 15:06
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/82; A61F2/0077; A61F2/86; A61F2/88; A61K; A61K51/00; A61K51/12; A61K51/1282; A61L; A61L31/00; A61L31/14; A61N; A61N5/00; A61N5/10; A61N5/1001; A61N5/1002; A61F2210/00; A61F2210/0095
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
44 words
For use in the prevention of restenosis of an artery following arterial trauma, a thin wire with a radioactive tip insertable temporarily into the artery at the trauma site and serving when so inserted to prevent restenosis of the artery at the trauma site.
Claim 2
Dependent Claim
29 words
A thin wire with a radioactive tip for use in accordance with claim 1, characterised in that the wire comprises a radioisotope incorporated into the material of the wire.
Claim 3
Dependent Claim
29 words
A thin wire with a radioactive tip for use in accordance with claim 1, characterised in that the wire comprises a radioisotope plated onto the surface of the wire.
Claim 4
Dependent Claim
29 words
A thin wire with a radioactive tip for use in accordance with any one of claims 1 to 3, characterised in that the said radioisotope is a beta-particle emitter.
Claim 5
Dependent Claim
33 words
A thin wire with a radioactive tip for use in accordance with any one of claims 1 to 4, characterised in that the said radioisotope has a half-life of less than 100 days.
Claim 6
Dependent Claim
25 words
A thin wire with a radioactive tip for use in accordance with claim 5, characterised in that the radioisotope is vanadium 48 or gold 198.
Claim 7
Dependent Claim
29 words
A thin wire with a radioactive tip for use in accordance with any one of claims 1 to 6, characterised in that the wire is coated with anti-thrombogenic material.
References Cited (Backward Citations)
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