Adhesive patch systems and methods

• US 8,025,658 B2
• Filed: 03/25/2009
• Issued: 09/27/2011
• Est. Priority Date: 04/30/2007
• Status: Expired due to Fees

• Current Assignee: Medtronic Minimed Incorporated (Medtronic Plc)
• Original Assignee: Medtronic Minimed Incorporated (Medtronic Plc)
• Inventors: Chong, Colin A., Griffin, Christopher G.
• Primary Examiner(s): Sirmons; Kevin C
• Assistant Examiner(s): Bosworth; Kami A
• Application Number:
  US12/411,247
• Publication Number:
  US 20090198191A1
• Time in Patent Office: 916 Days
• Field of Search: 604/174, 604/180, 604/307, 604/386, 604/389, 604/890.1
• US Class Current: 604/890.1
• CPC Class Codes: A61M 2005/14268 with a reusable and a disposable component
• CPC Class Codes: A61M 2005/31516 reducing dead-space in the syringe barrel after delivery
• CPC Class Codes: A61M 2005/341 angularly adjustable or angled away from the axis of the injector
• CPC Class Codes: A61M 2209/045 for filling, e.g. for filling reservoirs
• 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 5/165 Filtering accessories, e.g. blood filters, filters for infusion liquids A61M1/14 , A61M1/34, A61M1/3627, A61M1/3679, A61M1/3687 take precedence; needle sets with incorporated air inlet filters A61M5/162
• CPC Class Codes: A61M 5/36 with means for eliminating or preventing injection or infusion of air into body dialysis systems, blood oxygenators A61M1/14; haemofiltration equipment A61M1/34; automatic tube cut-off A61M39/281

Abstract

Various embodiments of the present invention are directed to patches for medical devices. In various embodiments, an adhesive patch of a medical device may have selective areas with adhesive material of varying adhesion strengths. In other embodiments, an adhesive patch of a medical device may include adhesive material that may be activated by a catalyst to increase or decrease the adhesion strength of the adhesive material. In further embodiments, a medical device may include a pierceable membrane containing an agent, the pierceable membrane positioned to be pierced by a needle and to cause some of the agent to be carried to the user-patient.

Claims

1. A medical device system comprising:

a first device housing comprising;

a medical monitoring or treatment device configured to provide a monitoring or treatment operation on a user;

a base adapted to be secured to the user during operation of the medical monitoring or treatment device, the base having an area that contacts the user upon the base being secured to the user; and

an adhesive material provided on the area of the base for securing the base to the user, the adhesive material configured to react with a catalyst for activating the adhesive material, the adhesive material having a different adhesion strength upon activation of the adhesive material than before activation of the adhesive material; and

a second device housing configured to be connectable to and disconnectable from the first device housing when the base is secured to the user, the second device housing configured to be spaced apart from the first device housing when disconnected from the first device housing when the base is secured to the user during operation of the medical monitoring or treatment device, the second device housing comprising a delivery device for applying the catalyst to the adhesive material;

wherein, when the second device housing is connected to the first device housing, the delivery device is moveable between a first position separate from the adhesive and a second position at which the catalyst is positioned to activate the adhesive.

2. The medical device system according to claim 1, at least one of the catalyst and the adhesive material configured to activate upon the catalyst reacting with the adhesive material.

3. The medical device system according to claim 1, at least one of the catalyst and the adhesive material configured to activate a period of time after the catalyst reacts with the adhesive material.

4. The medical device system according to claim 1, at least one of the catalyst and the adhesive material configured to deactivate a period of time after activation of the adhesive material.

5. The medical device system according to claim 1, at least one of the catalyst and the adhesive material configured to react together to temporarily activate the adhesive material for a period of time.

6. The medical device system according to claim 1, the adhesive material having a greater adhesion strength upon activation of the adhesive material than before activation of the adhesive material.

7. The medical device system according to claim 6,

wherein the catalyst comprises at least one of a temperature source, a moisture source, a fluid source, a light source, an electromagnetic source, an infrared source, a frequency source, a vibration source, and a chemical agent.

8. The medical device system according to claim 6,

wherein the catalyst comprises a temperature source;

and

wherein the temperature source comprises a heat source.

9. The medical device system of claim 8, wherein the delivery device is configured to contain the heat source, the delivery device for applying the heat source to the adhesive material.

10. The medical device system according to claim 1, the medical monitoring or treatment device configured to operate with an inserter for at least one of the base and an infusion set having at least one of a cannula and an insertion needle for inserting into the skin of the user during operation of the medical monitoring or treatment device.

11. The medical device system according to claim 1, the delivery device configured to operate with an inserter for at least one of the base and an infusion set having at least one of a cannula and an insertion needle for inserting into the skin of the user during operation of the medical monitoring or treatment device, such that the catalyst is applied to the adhesive material upon the at least one of the cannula and the insertion needle being inserted into the skin of the user.

12. The medical device system according to claim 1,

wherein the delivery device comprises a layer containing the catalyst,

the layer applicable upon a selective area of the adhesive material to activate the selective area of the adhesive material.

13. The medical device system according to claim 1, the adhesive material having a lesser adhesion strength upon activation of the adhesive material than before activation of the adhesive material.

14. The medical device system according to claim 13, wherein the catalyst comprises at least one of a temperature source, a moisture source, a fluid source, a light source, an electromagnetic source, an infrared source, a frequency source, a vibration source, a chemical agent, and air.

15. The medical device system according to claim 13, the medical monitoring or treatment device configured to operate with an inserter for at least one of the base and an infusion set having at least one of a cannula and an insertion needle for inserting into the skin of the user during operation of the medical monitoring or treatment device.

16. The medical device system according to claim 13, the medical monitoring or treatment device configured to be operatively connectable to the delivery device;

the medical monitoring or treatment device further configured to be removable by the delivery device after the medical monitoring or treatment device is operatively connected to the delivery device and the adhesive material is activated.

17. The medical device system according to claim 13,

the medical monitoring or treatment device configured to allow the delivery device to be inserted between the base of the medical monitoring or treatment device and the user to apply the catalyst to the adhesive material.

18. The medical device system according to claim 13, the delivery device configured to operate with an inserter for at least one of the base and an infusion set having at least one of a cannula and an insertion needle for inserting into the skin of the user during operation of the medical monitoring or treatment device, such that the catalyst is applied to the adhesive material upon the at least one of the cannula and the insertion needle being inserted into the skin of the user.

19. The medical device system according to claim 13, the delivery device configured to be inserted between the base of the medical monitoring or treatment device and the user to apply the catalyst to the adhesive material.

20. The medical device system according to claim 1,

the base adapted to be secured to the skin of the user;

wherein the adhesive material comprises a material that adheres to human skin.

21. The medical device system of claim 1, the first device housing configured to receive the second device housing.

22. The medical device system of claim 21, the first device housing having a receptacle into which the second device housing may be inserted to allow the delivery device to apply the catalyst to the adhesive material.

23. The medical device system of claim 21, wherein the delivery device is arranged to be adjacent to the adhesive material in a case where the second device is inserted into the receptacle of the first device housing.

24. The medical device system of claim 1, wherein the second device housing comprises an inserter, the inserter for at least one of the base and an infusion set having at least one of a cannula and an insertion needle for inserting into the skin of the user during operation of the medical monitoring or treatment device, such that the catalyst is applied to the adhesive material upon the at least one of the cannula and the insertion needle being inserted into the skin of the user, and the catalyst remains external to the at least one of a cannula and an insertion needle during operation of the medical monitoring or treatment device.

25. The medical device system of claim 1, the second device housing having a reservoir for containing the catalyst.

26. The medical device system of claim 1, the second device housing configured to receive the first device housing.

27. The medical device system according to claim 1, wherein the delivery device includes or comprises a catalyst source of the catalyst such that the delivery device and the catalyst source of the second device housing are moveable relative to the first device housing in a same direction as the second device housing is disconnected from the first device housing, the delivery device for applying the catalyst to the adhesive material.

28. The medical device system according to claim 27,

the first device housing having a receptacle for receiving the second device housing;

wherein the delivery device and the catalyst source of the second device housing are moveable relative to the receptacle of the first device housing in a same direction as the second device housing is disconnected from the first device housing.

29. The medical device system according to claim 27, the second device housing moveable relative to the first device housing between a connection state, in which the catalyst is in a position to activate the adhesive material of the first device housing, and a disconnection state in which the catalyst source of the second device housing is external to the first device housing.

30. The medical device system according to claim 27, wherein the catalyst source of the second device housing is external to the first device housing before the second device housing is connected to the first device housing and after the second device housing is disconnected from the first device housing.

31. The medical device system according to claim 1, wherein the second device housing is configured to connect with the first device housing after the first device housing and the second device housing are disconnected.

32. The medical device system according to claim 1, the first device housing having a receptacle with an open end through which the second device housing is inserted when the second device housing is connected with the first device housing and from which the second device housing is removed when the second device housing is disconnected from the first device housing.

33. The medical device system of claim 1, wherein the medical monitoring or treatment device is configured to be connectable to and disconnectable from the base.

34. The medical device system of claim 33, wherein the medical monitoring or treatment device is connected to the base during operation of the medical monitoring or treatment device.

35. The medical device system of claim 1, the medical monitoring or treatment device having a drive device for delivering fluidic media from a reservoir supported by the medical monitoring or treatment device to the user.

36. The medical device system of claim 1, wherein the second device housing is configured to connect to the first device housing and apply the catalyst to the adhesive material before operation of the medical monitoring or treatment device.

37. The medical device system of claim 1, wherein the second device housing is configured to connect to the first device housing and apply the catalyst to the adhesive material after operation of the medical monitoring or treatment device.

38. The medical device of claim 1, wherein the catalyst is fixed to the delivery device and moveable with the delivery device from the first position to the second position.

39. A method for securing a medical device comprising:

providing a first device housing comprising;

configuring a medical monitoring or treatment device to provide a monitoring or treatment operation on a user;

locating a base adapted to be secured to the user during operation of the medical monitoring or treatment device, the base having an area that contacts the user upon the base being secured to the user; and

providing an adhesive material on the area of the base for securing the base to the user, the adhesive material configured to react with a catalyst for activating the adhesive material, the adhesive material having a different adhesion strength upon activation of the adhesive material than before activation of the adhesive material; and

providing a second device housing having a delivery device, the second device housing configured to be connectable to and disconnectable from the first device housing when the base is secured to the user, the second device housing configured to be spaced apart from the first device housing when disconnected from the first device housing when the base is secured to the user during operation of the medical monitoring or treatment device, the delivery device for applying the catalyst to the adhesive material;

wherein, when the second device housing is connected to the first device housing, the delivery device is moveable between a first position separate from the adhesive and a second position at which the catalyst is positioned to activate the adhesive.

40. The method according to claim 39, the adhesive material having a greater adhesion strength upon activation of the adhesive material than before activation of the adhesive material.

41. The method according to claim 39, the adhesive material having a lesser adhesion strength upon activation of the adhesive material than before activation of the adhesive material.

42. A method of using a medical device system comprising a first device housing and a second device housing, the first device housing comprising a medical monitoring or treatment device configured to provide a monitoring or treatment operation on a user, a base adapted to be secured to the user during operation of the medical monitoring or treatment device, the base having an area that contacts the user upon the base being secured to the user, and an adhesive material provided on the area of the base for securing the base to the user, the adhesive material configured to react with a catalyst for activating the adhesive material, the adhesive material having a different adhesion strength upon activation of the adhesive material than before activation of the adhesive material, the second device housing configured to be connected to and disconnected from the first device housing, the second device housing configured to be spaced apart from the first device housing when disconnected from the first device housing when the base is secured to the user during operation of the medical monitoring or treatment device, the second device housing comprising a delivery device for applying the catalyst to the adhesive material, the delivery device moveable, when the second device housing is connected to the first device housing, between a first position separate from the adhesive and a second position at which the catalyst is positioned to activate the adhesive, the method comprising:

securing the base of the first device housing to the user such that the area contacts the user;

connecting the second device housing to the first device when the first device housing is secured to the user;

applying the catalyst with the delivery device of the second device housing to the adhesive material of the first device housing to activate the adhesive material; and

disconnecting the second device housing from the first device housing when the first device housing is secured to the user.

43. The method of claim 42, wherein the second device housing is disconnected from the first device housing after the second device housing is connected to the first device housing when the base of the first device housing is secured to the user.

44. The method of claim 42, wherein the second device housing is disconnected from the first device housing after the second device housing is connected to the first device housing when the base of the first device housing is secured to the user and after the delivery device of the second device housing applies the catalyst to the adhesive material of the first device housing.