# US 10,945,647 B2 · Analyte sensor transmitter unit configuration for a data monitoring and management system

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- Number: US 10,945,647 B2
- Document ID: US10945647B2
- Status: Granted
- Kind: B2
- Application number: 16/908,189
- Filed: 2020-06-22
- Published: 2020-10-08
- Granted: 2021-03-16
- Earliest claimed: 2006-02-28
- Assignees: Abbott Diabetes Care Inc.
- Applicants: Abbott Diabetes Care Inc.
- Inventors: John C. Mazza; Andrew H. Naegeli; Gary Ashley Stafford
- Web page: https://patentgrep.com/patent/US10945647B2

## CPC

- A61B 5/14532: {for measuring glucose, e.g. by tissue impedance measurement}
- A61B 5/0002: {Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network (endoradiosondes A61B5/07)}
- A61B 5/1473: invasive, e.g. introduced into the body by a catheter
- A61B 5/6833: {Adhesive patches}
- A61M 5/1723: {using feedback of body parameters, e.g. blood sugar or pressure}
- 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: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)}
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Method and system for providing analyte sensor alignment and retention mechanism for improved connectivity with a transmitter unit for electrical connection, and further including transmitter unit contact pins with metal components to improve electrical conductivity with the analyte sensor in an analyte monitoring and management system is provided.

## Claims

### Claim 1

An assembly comprising:
a sensor subassembly comprising an analyte sensor and a sensor seal, wherein the analyte sensor comprises a first portion configured to be electrically coupled with a transmitter and a second portion configured to be inserted through a skin surface and in fluid contact with a bodily fluid of a user;
a transmitter mount comprising a base and a locking mechanism; and
an insertion mechanism configured to position the sensor subassembly against the base of the transmitter mount by causing movement of the sensor subassembly until the locking mechanism engages the sensor subassembly, wherein the movement of the sensor subassembly is impeded while the locking mechanism is engaged;
wherein the assembly is configured to be applied to the skin surface of the user,
wherein the insertion mechanism is further configured to be removed from the transmitter mount after the second portion of the analyte sensor is inserted through the skin surface and in fluid contact with the bodily fluid of the user, and
wherein the transmitter mount is configured to receive a transmitter after the locking mechanism is engaged and the insertion mechanism is removed from the transmitter mount.

### Claim 2 (depends on 1)

The assembly of claim 1, wherein the insertion mechanism is further configured to position the second portion of the analyte sensor through the skin surface and in fluid contact with the bodily fluid.

### Claim 3 (depends on 1)

The assembly of claim 1, wherein the sensor seal includes a plurality of radial seal holes disposed on the sensor seal, and wherein each of the radial seal holes is configured to receive one of a plurality of electrical contacts.

### Claim 4 (depends on 1)

The assembly of claim 1, wherein the transmitter mount further comprises an opening to detachably couple to the transmitter.

### Claim 5 (depends on 1)

The assembly of claim 1, wherein the insertion mechanism is further configured to position the sensor subassembly in the transmitter mount from a first position to a second position, wherein in the second position, the first portion of the analyte sensor and the sensor seal are secured against the base of the transmitter mount by the locking mechanism before the transmitter is received in the transmitter mount.

### Claim 6 (depends on 1)

The assembly of claim 1, wherein the analyte sensor includes a plurality of conductive contacts and the transmitter includes a plurality of electrical contacts, and wherein each of the plurality of electrical contacts aligns with a respective one of the conductive contacts when the transmitter is coupled to the transmitter mount.

### Claim 7 (depends on 6)

The assembly of claim 6, wherein a contact point between each of the plurality of electrical contacts and the respective one of the plurality of conductive contacts includes a conductive polymer.

### Claim 8 (depends on 6)

The assembly of claim 6, wherein each of the plurality of electrical contacts includes a metal component disposed therein, wherein at least a first end of each of the plurality of electrical contacts is configured to substantially contact the respective one of the plurality of conductive contacts of the analyte sensor.

### Claim 9 (depends on 1)

The assembly of claim 1, wherein the transmitter is configured to transmit sensor data to a receiver unit via a bi-directional radio frequency (RF) communication path.

### Claim 10 (depends on 1)

The assembly of claim 1, wherein the transmitter is configured to transmit sensor data to a receiver unit via a Bluetooth communication link.

### Claim 11 (depends on 1)

The assembly of claim 1, further comprising an adhesive layer configured to secure the transmitter mount to the skin surface of the user.

### Claim 12 (depends on 11)

The assembly of claim 11, wherein the insertion mechanism is configured to position the sensor subassembly in the transmitter mount while the transmitter mount is secured to the skin surface of the user by the adhesive layer.

### Claim 13 (depends on 1)

The assembly of claim 1, wherein the transmitter is configured to transmit predetermined transmitter identification information to a receiver unit.

### Claim 14 (depends on 1)

The assembly of claim 1, wherein the analyte sensor comprises a glucose sensor.

### Claim 15 (depends on 1)

The assembly of claim 1, wherein the locking mechanism comprises two protrusions configured to secure the sensor subassembly to the base of the transmitter mount before the transmitter is received in the transmitter mount.

### Claim 16 (depends on 15)

The assembly of claim 15, wherein the two protrusions of the locking mechanism comprise two latches each of which is configured to mate with a corresponding opening.

### Claim 17 (depends on 15)

The assembly of claim 15, wherein the two protrusions of the locking mechanism comprise a molded plastic material.

### Claim 18 (depends on 15)

The assembly of claim 15, wherein the two protrusions of the locking mechanism comprise two clip portions each of which is disposed on a retaining segment.
