Connection and alignment systems and methods

• US 9,039,659 B2
• Filed: 03/15/2012
• Issued: 05/26/2015
• Est. Priority Date: 12/30/2009
• Status: Active Grant

• Current Assignee: Medtronic Minimed Incorporated (Medtronic Plc)
• Original Assignee: Medtronic Minimed Incorporated (Medtronic Plc)
• Inventors: Hanson, Ian B., Bente, Paul F. IV
• Primary Examiner(s): VU, QUYNH-NHU HOANG
• Application Number:
  US13/421,564
• Publication Number:
  US 20120172803A1
• Time in Patent Office: 1,167 Days
• Field of Search: 604/67, 604/131, 604/151, 324/304, 324/207.2, 324/207.21, 324/207.22
• US Class Current: 604/151
• CPC Class Codes: A61M 2005/14208 with a programmable infusion control system, characterised by the infusion program
• CPC Class Codes: A61M 2005/14252 with needle insertion means
• CPC Class Codes: A61M 2005/14268 with a reusable and a disposable component
• CPC Class Codes: A61M 2005/1585 Needle inserters
• CPC Class Codes: A61M 2039/1072 with a septum present in the connector
• CPC Class Codes: A61M 2205/14 Detection of the presence or absence of a tube, a connector or a container in an apparatus
• CPC Class Codes: A61M 2205/6054 Magnetic identification systems
• CPC Class Codes: A61M 2207/00 Methods of manufacture, assembly or production
• CPC Class Codes: A61M 2230/201 Glucose concentration
• CPC Class Codes: A61M 5/1413 Modular systems comprising interconnecting elements
• CPC Class Codes: A61M 5/14248 of the skin patch type
• CPC Class Codes: A61M 5/1456 with a replaceable reservoir comprising a piston rod to be moved into the reservoir, e.g. the piston rod is part of the removable reservoir
• CPC Class Codes: A61M 5/172 electrical or electronic A61M5/16804, A61M5/16831 take precedence
• CPC Class Codes: A61M 5/1723 using feedback of body parameters, e.g. blood-sugar, pressure measurement of body parameters A61B5/00
• CPC Class Codes: Y10T 29/49002 Electrical device making
• CPC Class Codes: Y10T 29/49826 Assembling or joining
• CPC Class Codes: Y10T 29/49828 Progressively advancing of work assembly station or assembled portion of work

Abstract

A delivery system for delivering fluidic media to a user having a second housing portion configured to be selectively operatively engaged with and disengaged from a first housing portion, the first housing portion and the second housing portion configured to be slidable relative to each other to operatively engage each other; and a fluid connector supported by one the housing portions in a position to engage a reservoir supported by an other of the housing portions in a case where the first housing portion and the second housing portion are slid relative to each other to operatively engage each other.

Claims

1. A medical device for treating a user, the medical device comprising:

a first housing portion adapted to be carried by a user;

a second housing portion configured to be selectively operatively engaged with and disengaged from the first housing portion;

a magnetic source having at least one of a certain magnetic field and a certain magnetic strength provided on at least one of the first housing portion and the second housing portion;

a sensor for detecting at least one of the certain magnetic field and the certain magnetic strength provided on the other of the first housing portion and the second housing portion; and

circuitry electrically connected to the sensor and configured to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of the certain magnetic field and the certain magnetic strength of the magnetic source;

the circuitry further configured to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of a magnetic field different from the certain magnetic field and a magnetic strength different from the certain magnetic strength of the magnetic source.

2. The medical device of claim 1, the sensor configured to provide a signal for activating control circuitry in a case where the sensor detects a gauss level exceeding a first pre-defined threshold value.

3. The medical device of claim 2, wherein the sensor comprises a magnetic threshold switch.

4. The medical device of claim 1, wherein the certain magnetic field includes a direction, the sensor configured for detecting the direction.

5. The medical device of claim 1, wherein the circuitry is configured to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a gauss level of the magnetic source that is above a first pre-defined threshold and below a second pre-defined threshold, and provides a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a gauss level of the magnetic source that is above the second pre-defined threshold.

6. The medical device of claim 1, wherein the circuitry is configured to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a first magnetic field direction of the magnetic source, and provides a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a second magnetic field direction of the magnetic source, where the second magnetic field direction is different from the first magnetic field direction.

7. The medical device of claim 1, wherein the sensor is configured to provide a first signal having information corresponding to a detected gauss level to the circuitry when the sensor detects a gauss level of the magnetic source, the circuitry including electronics configured to process information relating to the gauss level.

8. The medical device of claim 1, wherein the sensor is configured to provide a first signal having information corresponding to a direction of the certain magnetic field to the circuitry when the sensor detects the certain magnetic field of the magnetic source, the circuitry including electronics configured to process information relating to the direction of the certain magnetic field.

10. The medical device of claim 1,

the magnetic source having a certain magnetic field direction;

the sensor for detecting the certain magnetic field direction;

the circuitry configured to provide the first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects the certain magnetic field direction.

9. A medical device for treating a user, the medical device comprising:

a first housing portion adapted to be carried by a user;

a second housing portion configured to be selectively operatively engaged with and disengaged from the first housing portion;

a magnetic source having at least one of a certain magnetic field and a certain magnetic strength provided on at least one of the first housing portion and the second housing portion;

a sensor for detecting at least one of the certain magnetic field and the certain magnetic strength provided on the other of the first housing portion and the second housing portion, the sensor comprising a first magnetic threshold switch configured to provide a signal for activating control circuitry in a case where the sensor detects a gauss level exceeding a first pre-defined threshold value; and

circuitry configured to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of the certain magnetic field and the certain magnetic strength of the magnetic source;

the circuitry further configured to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of a magnetic field different from the certain magnetic field and a magnetic strength different from the certain magnetic strength of the magnetic source;

wherein the sensor further comprises a second magnetic threshold switch configured to provide a signal for deactivating at least one of the control circuitry and the sensor in a case where the sensor detects a gauss level exceeding a second pre-defined threshold value, wherein the second pre-defined threshold value is greater than the first pre-defined threshold value.

11. A medical device for treating a user, the medical device comprising:

a first housing portion adapted to be carried by a user;

a second housing portion configured to be selectively operatively engaged with and disengaged from the first housing portion;

a magnetic source having at least one of a certain magnetic field and a certain magnetic strength provided on at least one of the first housing portion and the second housing portion;

a sensor for detecting at least one of the certain magnetic field and the certain magnetic strength provided on the other of the first housing portion and the second housing portion; and

circuitry configured to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of the certain magnetic field and the certain magnetic strength of the magnetic source;

the circuitry further configured to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of a magnetic field different from the certain magnetic field and a magnetic strength different from the certain magnetic strength of the magnetic source;

the magnetic source having a certain magnetic field direction;

the sensor for detecting the certain magnetic field direction;

the circuitry configured to provide the first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects the certain magnetic field direction;

the circuitry further configured to provide the second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a magnetic field direction different from the certain magnetic field direction.

12. A method of making a medical device, the method comprising

adapting a first housing portion to be carried by a user;

configuring a second housing portion to be selectively operatively engaged with and disengaged from the first housing portion;

providing a magnetic source having at least one of a certain magnetic field and a certain magnetic strength on at least one of the first housing portion and the second housing portion;

providing a sensor for detecting at least one of the certain magnetic field and the certain magnetic strength on the other of the first housing portion and the second housing portion;

electrically coupling circuitry to the sensor and configuring the circuitry to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of the certain magnetic field and the certain magnetic strength of the magnetic source; and

configuring the circuitry to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects at least one of a magnetic field different from the certain magnetic field and a magnetic strength different from the certain magnetic strength of the magnetic source.

13. The method of claim 12, wherein providing the sensor comprises providing a sensor configured to provide a signal for activating control circuitry in a case where the sensor detects a gauss level exceeding a first pre-defined threshold value.

14. The method of claim 13, wherein the sensor comprises a magnetic threshold switch.

15. The method of claim 14, further comprising providing a second magnetic threshold switch configured to provide a signal for deactivating at least one of the control circuitry and the sensor in a case where the sensor detects a gauss level exceeding a second pre-defined threshold value, wherein the second pre-defined threshold value is greater than the first pre-defined threshold value.

16. The method of claim 12, wherein

providing the magnetic source comprises providing a magnetic source having a certain magnetic field direction;

providing the sensor comprises providing a sensor for detecting the certain magnetic field direction; and

configuring the circuitry comprises configuring the circuitry to provide the first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects the certain magnetic field direction.

17. The method of claim 16, wherein configuring the circuitry further comprises configuring the circuitry to provide the second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a magnetic field direction different from the certain magnetic field direction.

18. The method of claim 12, wherein the certain magnetic field includes a direction, and wherein providing the sensor comprises providing a sensor configured for detecting the direction.

19. The method of claim 12, wherein configuring the circuitry further comprises configuring the circuitry to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a gauss level of the magnetic source that is above a first pre-defined threshold and below a second pre-defined threshold, and to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a gauss level of the magnetic source that is above the second pre-defined threshold.

20. The method of claim 12, wherein configuring the circuitry further comprises configuring the circuitry to provide a first signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a first magnetic field direction of the magnetic source, and to provide a second signal in a case where the first housing portion and the second housing portion are brought together and the sensor detects a second magnetic field direction of the magnetic source, where the second magnetic field direction is different from the first magnetic field direction.