IP Library Granted Patent US 11,360,065
Granted Patent B2
US 11,360,065 · App. 16/352,661 · Granted Jun 14, 2022

Calibration systems and methods for analyte detectors

Inventors: John B. Lynch (Stillwater, OK); Martin Sanders (Morrison, OK); Chris Willis (Stillwater, OK)
Assignee: Teledyne FLIR Detection, Inc.
G01N33/0006G01N33/0057G01N33/94
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Quick Facts
Patent No.
US 11,360,065
App. No.
16/352,661
Granted
Jun 14, 2022
Kind
B2
Abstract

Techniques are disclosed for calibration systems and methods for analyte detectors. In one example, a system may include a calibration device configured to operate with an analyte detector. The calibration device may include a chamber configured to receive a sample and pass at least a portion of the sample including analytes to the analyte detector for examination. The calibration device may further include a reservoir including a calibrant and configured to be selectively positioned in the chamber as the sample to provide the portion of the sample including the analytes to calibrate the analyte detector. Additional systems and related methods are provided.

Claims (58)

1. A system comprising:

a calibration device configured to operate with an analyte detector, the calibration device comprising:

a chamber configured to receive a sample and pass at least a portion of the sample comprising analytes to the analyte detector for examination;

a reservoir comprising a calibrant and configured to be selectively positioned in the chamber as the sample to provide the portion of the sample comprising the analytes to calibrate the analyte detector;

a wheel comprising the reservoir; and

an actuator configured to rotate the wheel to position the reservoir in the chamber.

2. The system of claim 1 , further comprising a sample extraction component configured to propel the portion of the sample from the chamber to the analyte detector, wherein the sample extraction component is at least one of:

a heater configured to at least partially vaporize the sample to provide the portion of the sample; and/or

a pump.

3. The system of claim 1 , further comprising the analyte detector and a processor configured to detect a response of the analyte detector to the analytes and perform an action based on the detected response.

4. The system of claim 3 , wherein the action is a notification to replace the calibrant and/or an adjustment of a setting of the analyte detector.

5. The system of claim 1 , wherein:

the reservoir is a first reservoir and the calibrant is a first calibrant;

the wheel further comprises a second reservoir comprising a second calibrant; and

the first and second calibrants are each associated with one or more analyte reporters of the analyte detector.

6. The system of claim 1 , wherein the wheel further comprises a sealing member configured to be positioned in the chamber and against an inlet associated with the analyte detector, and wherein the system further comprises a processor configured to detect leaks associated with the analyte detector while the sealing member is positioned against the inlet.

7. The system of claim 1 , wherein the calibration device further comprises:

a blocking member configured to prevent insertion of external media as the sample when the reservoir is in position in the chamber; and

a chamber detector configured to prevent rotation of the wheel when the external media is in position in the chamber as the sample.

8. The system of claim 1 , wherein the calibration device further comprises a barrier configured to prevent transfer of the portion of the sample between the chamber and the reservoir while the reservoir is not positioned in the chamber.

9. The system of claim 1 , wherein the reservoir comprises:

a base, side walls, and a lid defining a volume configured to store the calibrant;

a vent in the lid configured to pass the portion of the sample to the analyte detector; and

wherein the reservoir further comprises at least one of:

a plurality of protrusions in the base configured to increase an interior surface area of the reservoir to receive the calibrant; and/or

a mesh configured to maintain the calibrant in solid form within the volume and pass the calibrant in vaporized form to the vent to provide the portion of the sample.

10. The system of claim 1 , wherein the calibration device is a modular accessory configured to be selectively attached to a housing associated with the analyte detector.

11. A method comprising:

initiating a calibration operation to calibrate an analyte detector;

positioning a reservoir in a chamber of a calibration device in response to the initiating, wherein the reservoir comprises a calibrant;

providing at least a portion of the calibrant comprising analytes to the analyte detector;

detecting a response of the analyte detector to the analytes;

determining whether the analyte detector is operating properly based at least on the detected response;

wherein the calibration device further comprises a wheel comprising the reservoir, and an actuator; and

wherein the positioning comprises rotating, using the actuator, the wheel to position the reservoir in the chamber.

12. The method of claim 11 , wherein the providing the portion of the calibrant comprises operating a sample extraction component to propel the portion of the calibrant from the chamber to the analyte detector, wherein the sample extraction component is at least one of:

a heater configured to at least partially vaporize the calibrant to provide the portion of the calibrant; and/or

a pump.

13. The method of claim 11 , further comprising performing at least one action based on the determining, wherein the at least one action is a notification to replace the calibrant and/or an adjustment of a setting of the analyte detector.

14. The method of claim 11 , wherein:

the reservoir is a first reservoir and the calibrant is a first calibrant;

the wheel further comprises a second reservoir comprising a second calibrant; and

the first and second calibrants are each associated with one or more analyte reporters of the analyte detector.

15. The method of claim 11 , wherein the wheel further comprises a sealing member, the method further comprising:

positioning the sealing member in the chamber and against an inlet associated with the analyte detector; and

detecting at least one leak associated with the analyte detector while the sealing member is positioned against the inlet.

16. The method of claim 11 , further comprising:

preventing, using a blocking member of the calibration device, insertion of external media when the reservoir is in position in the chamber; and

preventing, using a chamber detector of the calibration device, rotation of the wheel when the external media is in position in the chamber.

17. The method of claim 11 , further comprising:

preventing, using a barrier of the calibration device, transfer of material between the chamber and the reservoir while the reservoir is not positioned in the chamber.

18. The method of claim 11 , wherein the reservoir comprises:

a base, side walls, and a lid defining a volume configured to store the calibrant;

a vent in the lid configured to pass the portion of the calibrant to the analyte detector;

wherein the reservoir further comprises at least one of:

a plurality of protrusions in the base configured to increase an interior surface area of the reservoir to receive the calibrant; and/or

a mesh configured to maintain the calibrant in solid form within the volume and pass the calibrant in vaporized form to the vent to provide the analytes; and

wherein the calibration device is a modular accessory configured to be selectively attached to a housing associated with the analyte detector.

Assignments (3)
CHANGE OF NAME Recorded Dec 21, 2023
From: TELEDYNE FLIR DETECTION, INC.
To: TELEDYNE FLIR DEFENSE, INC.
Reel/Frame 066089/0781 →
CHANGE OF NAME Recorded Dec 29, 2021
From: FLIR DETECTION, INC.
To: TELEDYNE FLIR DETECTION, INC.
Reel/Frame 058598/0873 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 14, 2019
From: LYNCH, JOHN B.; SANDERS, MARTIN; WILLIS, CHRIS
To: FLIR DETECTION, INC.
Reel/Frame 048604/0286 →
Continuity (2)
Provisional Application 62644302 · Mar 16, 2018
Related Publication 20190285595A1 · Sep 19, 2019