GB2219510A
Expired / Lapsed
GB
⏱️ 0.0 years remaining
Medical devices with bacterial inhibition
Assignee: Individual
•
Filing: 1989-06-06
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Granted: —
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Expires: 2009-06-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas Stuart Jackson Elliot
- 👤 Philip Owen Byrne
Bibliographic Details
Application Number
—
Jurisdiction
GB
Data Source
google_patents
Last Synchronized
2026-10-23 01:54
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/20; A61L; A61L29/00; A61L29/08; A61L29/085; A61M; A61M25/00; A61M25/0043; A61M25/0045
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
50 words
A medical device for location at least partially within a patient's body for a period of at least the order of a day, comprising means operable to generate an electric field acting, in use of the device, to inhibit bacterial attachment and colonisation on and adjacent the devicelbody interface. v
Claim 2
Dependent Claim
50 words
A medical device for location at least partially within a patient's body for a period of at least the order of a day, comprising means operable to generate an electric field acting, in use of the device, to inhibit bacterial attachment and colonisation on and adjacent the devicelbody interface. v
Claim 3
Dependent Claim
14 words
A device according to Claim 1 wherein said field generating means comprises electret material.
Claim 4
Dependent Claim
22 words
A device according to Claim 1 wherein said field generating means comprises an electrode for or In connection with an electrical circuit.
Claim 5
Independent Claim
28 words
A device according to daim 2 or 3 wherein said material or electrode forms at least part of the outer surface of said device to define said Interface.
Claim 6
Independent Claim
28 words
A device according to daim 2 or 3 wherein said material or electrode forms at least part of the outer surface of said device to define said Interface.
Claim 7
Dependent Claim
25 words
A device according to Claim 3 wherein said electrode is embedded in said device to follow at least part of the outer surface shape thereof.
Claim 8
Independent Claim
13 words
A device according to any preceding claim wherein said field is unidirectionally negative.
Claim 9
Dependent Claim
17 words
A device according to Claim 6 wherein said field is continuously maintained in a substantially constant manner.
Claim 10
Dependent Claim
21 words
A device according to Claim 3,4 or 5 and Claim 6 wherein said field Is pulsatile or of other varying form.
Claim 11
Dependent Claim
48 words
A device according to Claim 3,4 or 5 wherein said field is of alternating polarity. GB 5189 Published l989atThePatentOffice.Sta'eHc,,lse.66 71 High Holborn. LondonWC1114TP.Purther copies maybe obtained L-oin The Pa,,entOffice Sales Branch, St Mary Cray, Orpington. Kent BR5 3RD.Printed by Multiplex techniques ltd. St Mary Cray. Kent, COIL. 1/87
References Cited (Backward Citations)
GB230967A
Cited
GB1286075A
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US3968790A
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GB2195253A
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US4569673A
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WO1986007543A1
Cited
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