Reader devices for optical and electrochemical test devices
First Claim
Patent Images
1. A reader device for reading optical and electrochemical test cartridges, the reader device comprising:
- a housing including a cartridge receiving port configured to receive said optical and electrochemical test cartridges;
an optical sensor within said port configured to read a first signal from an optical feature of said optical test cartridge; and
an electrical connector within said port configured to mate with one or more electrodes of said electrochemical test cartridge and receive a second signal therefrom,wherein said reader device is configured to provide a qualitative, semi-quantitative, or quantitative analysis display based on either or both said first signal and/or said second signal.
1 Assignment
0 Petitions
Accused Products
Abstract
This invention relates generally to devices and methods for performing optical and electrochemical assays and, more particularly, to devices having optical and electrochemical detectors and to methods of performing optical and electrochemical assays using such devices. The present invention is particularly useful for performing immunoassays and/or electrochemical assays at the point-of-care.
-
Citations
40 Claims
-
1. A reader device for reading optical and electrochemical test cartridges, the reader device comprising:
-
a housing including a cartridge receiving port configured to receive said optical and electrochemical test cartridges; an optical sensor within said port configured to read a first signal from an optical feature of said optical test cartridge; and an electrical connector within said port configured to mate with one or more electrodes of said electrochemical test cartridge and receive a second signal therefrom, wherein said reader device is configured to provide a qualitative, semi-quantitative, or quantitative analysis display based on either or both said first signal and/or said second signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
-
-
20. An instrument comprising:
-
a housing including a cartridge receiving port configured to receive a plurality of testing cartridges, wherein said plurality of testing cartridges comprises at least two different types of cartridges selected from the group consisting of;
a qualitative or semi-quantitative lateral flow test device;
a quantitative non-lateral flow test device; and
a combined qualitative or semi-quantitative lateral flow test device and a quantitative non-lateral flow test device; anda lip surrounding said cartridge receiving port and configured to engage with a light baffle on at least one of said plurality of testing cartridges. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
-
-
32. An analyte testing system comprising:
- an instrument including a housing with a cartridge receiving port; and
a plurality of testing cartridges including at least two different types of cartridges selected from the group consisting of;
a qualitative or semi-quantitative lateral flow test device;
a quantitative non-lateral flow test device; and
a combined qualitative or semi-quantitative lateral flow test device and a quantitative non-lateral flow test device, wherein said cartridge receiving port is configured to receive said plurality of testing cartridges, wherein said instrument further comprises a lip surrounding said cartridge receiving port, the lip being configured to engage with a light baffle on at least one of said plurality of testing cartridges. - View Dependent Claims (33, 34)
- an instrument including a housing with a cartridge receiving port; and
-
35. An instrument for receiving at least two types of pregnancy test cartridges, the instrument comprising:
- a housing with a cartridge receiving port that is configured to receive the at least two types of pregnancy test cartridges, wherein said at least two types of pregnancy test cartridges comprise a qualitative or semi-quantitative lateral flow hCG test device and a quantitative non-lateral flow Human Chorionic Gonadotropin (hCG) test device, wherein the quantitative non-lateral flow hCG test device comprises an electrochemical immunosensor.
- View Dependent Claims (36)
-
37. An instrument for receiving a biological sample test cartridge, the instrument comprising:
- a connector configured to engage with electrical contacts on a first test cartridge; and
an imager configured to image a detection zone on a lateral flow test strip on said first test cartridge or a second test cartridge, wherein said electrical contacts are connected to a quantitative electrochemical sensor in the first test cartridge, wherein said detection zone comprises control and signal lines of said lateral flow test strip. - View Dependent Claims (38, 39)
- a connector configured to engage with electrical contacts on a first test cartridge; and
-
40. An instrument for sequentially receiving a plurality of cartridges, the instrument comprising:
-
a universal port configured to receive a series of at least two different types of single-use test cartridges selected from the group consisting of;
optical test cartridge, electrochemical test cartridge, and opto-electrochemical test cartridge;an electrical connector positioned in said universal port and configured to mate electrically with said electrochemical and said opto-electrochemical test cartridges; and an optical imager positioned in said universal port and configured to read said optical and said opto-electrochemical test cartridges.
-
Specification