PERISTALTIC MICROPUMP WITH EXCHANGEABLE PUMP HEAD

• US 20090292247A1
• Filed: 03/31/2009
• Published: 11/26/2009
• Est. Priority Date: 10/07/2006
• Status: Active Grant

• Current Assignee: Sanofi-Aventis Deutschland GmbH (Sanofi )
• Original Assignee: Sanofi-Aventis Deutschland GmbH (Sanofi )
• Inventors: BASSO, Nils, RICHTER, Rene, CLARKE, Alastair, POMMEREAU, Christian
• Granted Patent: US 8,496,621 B2
• Time in Patent Office: Days
• US Class Current: 604/151
• CPC Class Codes: A61M 2005/14268 with a reusable and a disposable component
• CPC Class Codes: A61M 2205/8293 Solar
• CPC Class Codes: A61M 5/14232 Roller pumps
• CPC Class Codes: A61M 5/14244 adapted to be carried by the patient, e.g. portable on the body
• CPC Class Codes: F04B 2201/0207 Number of pumping strokes in unit time
• CPC Class Codes: F04B 23/028 the pump being mounted on top of the reservoir
• CPC Class Codes: F04B 43/1253 by using two or more rollers as squeezing elements, the rollers moving on an arc of a circle during squeezing

Abstract

The present invention relates to a device for injecting a pharmaceutical into the human or animal body by means of a simply and quickly exchangeable motorized pump head.

Claims

1. A device for moving liquids which comprise a pharmaceutical, the technical device comprising at least

a) a motor;

b) a reservoir;

c) a pump head which is driven by the motor from a) and by means of which the liquid is conveyed out of the reservoir; and

d) control electronics;

wherein the pump head from c) is equipped with detachable and functionally reconnectable interfaces to the motor from a) and to the reservoir from b) and to the control electronics from d).

3. The technical device as claimed in claim 1, wherein the pump head can be exchanged easily for another pump head.

5. The technical device as claimed in claim 1, wherein the pump head comprises a flow sensor or components of the flow sensor.

7. The technical device as claimed in claim 1, wherein the pump head carries a needle.

9. The technical device as claimed in claim 1, wherein the motor consists of a micromotor.

13. The technical device as claimed in claim 1, wherein the reservoir comprises insulin.

15. A medical device for injecting a substance into a human or animal body comprising a device according to claim 1.

17. The production of a device as claimed in claim 1, where

a) a motor is provided;

b) a reservoir is provided;

c) a pump head is provided; and

d) the individual constituents as described in a) to c) are assembled to give a functional unit.

19. A medical apparatus for injecting a pharmaceutical into the human or animal body, comprising inter alia

a) a housing;

b) an adjusting mechanism for presetting an amount of the pharmaceutical to be delivered by the medical apparatus;

c) a display; and

d) a technical unit in the form of a release mechanism for starting up and carrying out the injection;

which additionally comprises at least one device as claimed in claim 1.

21. The medical apparatus as claimed in claim 19, wherein the display consists of an LCD display.

23. The medical apparatus as claimed in claim 19, which comprises at least one means for storing and processing data and signals, and at least one interface for transmitting data and signals to and from an external technical unit which is configured to store and process data and signals.

24. The medical apparatus as claimed in claim 19, which comprises at least one means for storing and processing data or signals, and at least one interface for transmitting data or signals to or from an external technical unit which is configured to store or process data or signals.

27. The medical apparatus as claimed in claim 24, wherein the external technical unit consists of a PC on which a program for storing or processing data or signals is installed.

29. The medical apparatus as claimed in claim 19, wherein the pharmaceutical intended for injection consists of insulin.

31. The medical apparatus as claimed in claim 29, in which the insulin is a long-acting or short-acting insulin.

33. The medical apparatus as claimed in claim 19, wherein the pharmaceutical intended for injection consists of GLP-1.

35. The medical apparatus as claimed in claim 19, wherein the pharmaceutical intended for injection consists of a heparin.

37. The production of a medical apparatus for injecting a pharmaceutical into the human or animal body as claimed in claim 19, where

a) a housing is provided;

b) an adjusting mechanism is provided to preset an amount of a pharmaceutical which is to be delivered by the medical apparatus;

c) a display is provided;

d) a release mechanism is provided;

e) possibly electronic constituents are provided;

f) a device for moving liquids which comprise a pharmaceutical, the technical device comprising a least a motor, a reservoir, a pump head which is driven by the motor and by means of which the liquid is conveyed out of the reservoir, control electronics, wherein the pump head is equipped with detachable and functionally reconnectable interfaces to the motor or the reservoir or to the control electronics, is provided; and

g) the individual constituents as described in a) to f) are assembled to give a functional unit.

38. A medical apparatus for the administration of a substance, whose pharmaceutical activity is diminished or lost in the gastrointestinal tract, for the prophylaxis or therapy of a disease or dysfunction of the body, comprising a medical apparatus according to claim 19.

40. The apparatus according to claim 38, wherein the disease is diabetes.

42. The apparatus according to claim 38 wherein the substance is insulin.

44. The apparatus according to claim 38 wherein the substance is GLP-1.

46. The apparatus according to claim 38 wherein the substance is a peptide hormone.

48. The apparatus according to claim 38 wherein the substance is a growth hormone.

50. The apparatus according to claim 38 wherein the substance is a heparin.

52. The apparatus according to claim 38 wherein the substance is Lovenox.

54. The apparatus according to claim 38 wherein the substance is a vaccine.

2. A device for moving liquids which comprise a pharmaceutical, the technical device comprising at least

a) a motor;

b) a reservoir;

c) a pump head which is driven by the motor from a) and by means of which the liquid is conveyed out of the reservoir; and

d) control electronics;

wherein the pump head from c) is equipped with detachable and functionally reconnectable interfaces to the motor from a) or to the reservoir from b) or to the control electronics from d).

4. The technical device as claimed in claim 2, wherein the pump head can be exchanged easily for another pump head.

6. The technical device as claimed in claim 2, wherein the pump head comprises a flow sensor and components of the flow sensor.

8. The technical device as claimed in claim 2, wherein the pump head carries a needle.

10. The technical device as claimed in claim 2, wherein the motor consists of a micromotor.

12. The technical device as claimed in claim 2, wherein the reservoir is a commercially available cartridge for receiving a medicament.

14. The technical device as claimed in claim 2, wherein the reservoir comprises insulin.

16. A medical device for injecting a substance into a human or animal body comprising a device according to claim 2.

18. The production of a device as claimed in claim 2, where

a) a motor is provided;

b) a reservoir is provided;

c) a pump head is provided; and

d) the individual constituents as described in a) to c) are assembled to give a functional unit.

20. A medical apparatus for injecting a pharmaceutical into the human or animal body, comprising inter alia

a) a housing;

b) an adjusting mechanism for presetting an amount of the pharmaceutical to be delivered by the medical apparatus;

c) a display; and

d) a technical unit in the form of a release mechanism for starting up and carrying out the injection;

which additionally comprises at least one device as claimed in claim 2.

22. The medical apparatus as claimed in claim 20, wherein the display consists of an LCD display.

25. The medical apparatus as claimed in claim 20, which comprises at least one means for storing and processing data and signals, and at least one interface for transmitting data and signals to and from an external technical unit which is configured to store and process data and signals.

26. The medical apparatus as claimed in claim 20, which comprises at least one means for storing or processing data or signals, and at least one interface for transmitting data or signals to or from an external technical unit which is configured to store or process data or signals.

28. The medical apparatus as claimed in claim 26, wherein the external technical unit consists of a PC on which a program for storing or processing data or signals is installed.

30. The medical apparatus as claimed in claim 20, wherein the pharmaceutical intended for injection consists of insulin.

32. The medical apparatus as claimed in claim 30, in which the insulin is a long-acting or short-acting insulin.

34. The medical apparatus as claimed in claim 20, wherein the pharmaceutical intended for injection consists of GLP-1.

36. The medical apparatus as claimed in claim 20, wherein the pharmaceutical intended for injection consists of a heparin.

39. A medical apparatus for the administration of a substance, whose pharmaceutical activity is diminished or lost in the gastrointestinal tract, for the prophylaxis or therapy of a disease or dysfunction of the body, comprising a medical apparatus according to claim 20.

41. The apparatus according to claim 39, wherein the disease is diabetes.

43. The apparatus according to claim 39 wherein the substance is insulin.

45. The apparatus according to claim 39 wherein the substance is GLP-1.

47. The apparatus according to claim 39 wherein the substance is a peptide hormone.

49. The apparatus according to claim 39 wherein the substance is a growth hormone.

51. The apparatus according to claim 39 wherein the substance is a heparin.

53. The apparatus according to claim 39 wherein the substance is Lovenox.

55. The apparatus according to claim 39 wherein the substance is a vaccine.

11. The technical device as claimed in 1, wherein the reservoir is a commercially available cartridge for receiving a medicament.