# US 10,765,351 B2 · Interconnect for on-body analyte monitoring device

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- Number: US 10,765,351 B2
- Document ID: US10765351B2
- Status: Granted
- Kind: B2
- Application number: 15/674,439
- Filed: 2017-08-10
- Published: 2017-11-30
- Granted: 2020-09-08
- Earliest claimed: 2009-09-30
- Assignees: Abbott Diabetes Care Inc.
- Applicants: Abbott Diabetes Care Inc.
- Inventors: Gary A. Stafford
- Web page: https://patentgrep.com/patent/US10765351B2

## CPC

- A61B 5/1477: non-invasive
- A61B 5/0002: {Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network (endoradiosondes A61B5/07)}
- A61B 5/14532: {for measuring glucose, e.g. by tissue impedance measurement}
- A61B 5/14542: {for measuring blood gases (A61B5/14551 takes precedence)}
- A61B 5/14546: {for measuring analytes not otherwise provided for, e.g. ions, cytochromes}
- A61B 5/14865: {invasive, e.g. introduced into the body by a catheter or needle or using implanted sensors}
- A61B 5/742: {using visual displays (displays for heart-related electrical signals, e.g. ECG, A61B5/339)}
- A61B 5/743: {Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots}
- C12Q 1/006: {for glucose}
- H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- A61B 2560/0412: Low-profile patch shaped housings
- A61B 2560/0443: Modular apparatus
- A61B 2562/164: the sensor is mounted in or on a conformable substrate or carrier
- A61B 2562/222: Electrical cables or leads therefor, e.g. coaxial cables or ribbon cables
- A61B 2562/227: Sensors with electrical connectors
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- C12Q: MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS (immunoassay G01N33/53); COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Disclosed herein are systems and methods for providing a compressible interconnect for allowing electrical communication between an electronics unit and an analyte sensor in an on-body analyte monitoring device. In other embodiments, systems and methods are provided for reducing the Z-height of an on-body analyte monitoring device by utilizing novel interconnects.

## Claims

### Claim 1

A method for monitoring an analyte level, the method comprising:
positioning at least a portion of an analyte sensor under a skin layer and in contact with a bodily fluid of a user; and
communicating, through an interconnect, one or more signals indicative of an analyte level from the analyte sensor to an electronics unit, wherein the electronics unit comprises a circuit board, and wherein the interconnect comprises:
a first portion electrically connecting a first surface of the circuit board to an electrical contact of the analyte sensor; and
a second portion coupled from the analyte sensor to a second surface of the electronics unit,
wherein the first and second portions are compressible.

### Claim 2 (depends on 1)

The method of claim 1, further comprising:
prior to positioning the at least a portion of the analyte sensor, causing at least a portion of the interconnect to deform when the electronics unit is coupled to the analyte sensor.

### Claim 3 (depends on 1)

The method of claim 1, further comprising communicating, by a data communication component coupled to a processor and the circuit board, the one or more signals from the analyte sensor.

### Claim 4 (depends on 3)

The method of claim 3, wherein the data communication component is configured to wirelessly communicate the signals from the analyte sensor to a remote location.

### Claim 5 (depends on 4)

The method of claim 4, wherein the data communication component is configured to communicate the signals using one or more of an infrared communication protocol, Bluetooth® communication protocol, Zigbee® communication protocol, radio frequency identification (RFID) communication protocol, or 802.11 wireless LAN protocol.

### Claim 6 (depends on 3)

The method of claim 3, further comprising transferring, by the interconnect, electrical signals from the analyte sensor to the circuit board.

### Claim 7 (depends on 1)

The method of claim 1, wherein the interconnect has a U-shaped configuration.

### Claim 8 (depends on 7)

The method of claim 7, wherein the interconnect comprises conductive material partially along the interconnect such that the second portion has a second end without conductive contacts.

### Claim 9 (depends on 1)

The method of claim 1, wherein the first portion has a first end with conductive contacts in contact with the first surface of the circuit board.

### Claim 10 (depends on 1)

The method of claim 1, wherein the interconnect comprises a flexible material that compresses upon engagement with the analyte sensor.

### Claim 11 (depends on 10)

The method of claim 10, wherein the interconnect comprises conductive material embedded in the flexible material.

### Claim 12 (depends on 11)

The method of claim 11, wherein the conductive material comprises carbon.

### Claim 13 (depends on 11)

The method of claim 11, wherein the conductive material comprises a polymer.

### Claim 14 (depends on 1)

The method of claim 1, wherein the analyte sensor comprises a plurality of electrical contacts in contact with a plurality of conductive contacts of the interconnect.

### Claim 15 (depends on 1)

The method of claim 1, wherein the second surface is opposite to and faces the circuit board.

### Claim 16 (depends on 15)

The method of claim 15, wherein the electronics unit comprises a housing, and wherein the second surface is on the housing.

### Claim 17 (depends on 1)

The method of claim 1, wherein the electronics unit comprises a housing, and wherein the interconnect is configured to slidably engage with the housing.

### Claim 18 (depends on 1)

The method of claim 1, wherein the analyte sensor comprises a plurality of electrodes including a working electrode, wherein the working electrode comprises an analyte-responsive enzyme and a mediator, wherein at least one of the analyte-responsive enzyme and the mediator is chemically bonded to a polymer disposed on the working electrode, and wherein at least one of the analyte-responsive enzyme and the mediator is crosslinked with the polymer.
