Patent EP0178769B1 successfully refreshed from Google Patents.
EP0178769B1
Expired / Lapsed
EP
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Semiconductor implant devices
Assignee: UK Secretary of State for Defence
•
Filing: 1985-09-03
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Granted: 1989-05-31
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Expires: 2005-09-03
Abstract
No abstract record available.
Inventors
- 👤 John David Benjamin
- 👤 Adrian Leonard Mears
- 👤 John Charles White
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-28 23:42
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/07; A61M; A61M37/00; H; H10; H10D; H10D99/00
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
40 words
An intravascular device comprising a small semiconductor device of size less than 500 µm adapted to pass along blood vessels in large numbers, the devices carrying signal processing means for collectively providing an output in response to an input signal.
Claim 2
Dependent Claim
40 words
An intravascular device comprising a small semiconductor device of size less than 500 µm adapted to pass along blood vessels in large numbers, the devices carrying signal processing means for collectively providing an output in response to an input signal.
Claim 3
Dependent Claim
14 words
The device of claim 1 wherein the device is less than 7 pm overall.
Claim 4
Dependent Claim
14 words
The device of claim 1 wherein the device is less than 3 µm overall.
Claim 5
Dependent Claim
11 words
The device of claim 1 wherein the input signal is acoustic.
Claim 6
Dependent Claim
11 words
The device of claim 1 wherein the input signal is electromagnetic.
Claim 7
Dependent Claim
11 words
The device of claim 1 wherein the input signal is temperature.
Claim 8
Dependent Claim
12 words
The device of claim 1 wherein the input signal is pH value.
Claim 9
Dependent Claim
11 words
The device of claim 1 wherein the input signal is chemical.
Claim 10
Dependent Claim
10 words
The device of claim 1 wherein the output is acoustic.
Claim 11
Dependent Claim
10 words
The device of claim 1 wherein the output is electromagnetic.
Claim 12
Dependent Claim
10 words
The device of claim 1 wherein the output is chemical.
Claim 13
Dependent Claim
11 words
The device of claim 1 wherein the device includes a battery.
Claim 14
Dependent Claim
21 words
The device of claim 2 wherein the device includes piezo electric material and a rectifying structure for generating an electric signal.
Claim 15
Dependent Claim
14 words
The device of claim 4 wherein the device includes a diode for measuring temperature.
Claim 16
Dependent Claim
15 words
The device of claim 5 wherein the device includes a CHEMFET for measuring pH values.
Claim 17
Independent Claim
18 words
The device of any one of claims 1 to 15 wherein the device is coated with an antibody.
Claim 18
Dependent Claim
53 words
A pharmaceutical preparation comprising a pharmaceutical compound or composition encapsulated within an inert carrier, characterised in that the carrier comprises a multitude of devices according to claim 1 wherein part of each device is frangible and ruptures to release the pharmaceutical compound or composition on receipt of an input signal to the device.
References Cited (Backward Citations)
No citation records indexed.
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