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GB2219510A Expired / Lapsed GB ⏱️ 0.0 years remaining

Medical devices with bacterial inhibition

Assignee: Individual
•
Filing: 1989-06-06
•
Granted: —
•
Expires: 2009-06-06
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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 Cited
US3968790A Cited
GB2195253A Cited
US4569673A Cited
WO1986007543A1 Cited

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