Measuring Fluid Excreted from an Organ

• US 20100217148A1
• Filed: 05/07/2010
• Published: 08/26/2010
• Est. Priority Date: 11/08/2007
• Status: Abandoned Application

• Current Assignee: Inolact Ltd.
• Original Assignee: Inolact Ltd.
• Inventors: Binder, Adina
• Application Number:
  US12/776,023
• Publication Number:
  US 20100217148A1
• Time in Patent Office: Days
• US Class Current: 600/547
• CPC Class Codes: A61B 5/0536 Impedance imaging, e.g. by tomography
• CPC Class Codes: A61B 5/204 Determining bladder volume
• CPC Class Codes: A61B 5/4288 mammary secretions
• CPC Class Codes: A61B 5/4312 Breast evaluation or disorder diagnosis A61B5/0091 takes precedence
• CPC Class Codes: A61M 1/062 Pump accessories
• CPC Class Codes: A61M 2205/3306 Optical measuring means
• CPC Class Codes: A61M 2205/3317 Electromagnetic, inductive or dielectric measuring means
• CPC Class Codes: A61M 2205/3368 Temperature
• CPC Class Codes: A61M 2205/3375 Acoustical, e.g. ultrasonic, measuring means

Abstract

A device for measuring characteristics of fluid excreted from an organ of the human body, including electrodes; a power source; and a data processing system including a power regulation module and a measurement module. The electrodes are connected to the power source via the data processing system and are arranged in an array in contact of the human body in vicinity of the fluid excreting organ. The array characterized by a predefined spatial arrangement of the electrodes that is related to the form of the fluid excreting organ. The power regulation module is arranged to supply the electrodes with an electric current characterized by predefined parameters and the measurement module is arranged to measure characteristics of the excreted fluid from evolved potentials on the human body due to the electric current, in relation to the predefined spatial arrangement of the electrodes in the array.

Claims

1. A device for measuring characteristics of fluid excreted from an organ of the human body, the device comprising:

at least one pair of electrodes;

a power source; and

a data processing system comprising;

a power regulation module; and

a measurement module,

wherein the at least one pair of electrodes are connected to the power source via the data processing system;

wherein the at least one pair of electrodes are arranged in an array in contact of the human body, the array characterized by a predefined spatial arrangement of at least two dimensional geometrical space of the at least one pair of electrodes that is related to the three dimension geometrical form of the fluid excreting organ, and wherein at least one electrode is placed in the vicinity of the fluid excreting organ;

wherein the power regulation module is arranged to supply the at least one pair of electrodes with an electric current characterized by predefined parameters;

and wherein the measurement module is arranged to determine characteristics of the excreted fluid and the volume change of the excreting organ, from the measured evolved potentials on the human body due to the electric current, in relation to the predefined spatial arrangement of the at least one pair of electrodes in the array.

2. The device of claim 1 further comprising a module for determining the breath cycle of the human body, wherein the measurements of the evolved potentials are correlated to the state of the breath cycle.

3. The device of claim 2 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurements of the evolved potentials correlated to pre defined states of the breath cycle.

4. The device of claim 3 wherein the predefined states are when the lungs are at minimum or maximum capacity.

5. The device of claim 2 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurement'"'"'s average of the evolved potentials correlated to series of pre defined states of the breath cycle.

6. The device of claim 2 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurement'"'"'s average of the evolved potentials during pre defined time period.

7. The device of claim 2 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurements of breathing activity parameters, including at least one of:

frequency, timing or depth of breathing.

8. The device of claim 1, further comprising at least one of additional sensors:

acoustic sensor;

optical sensor;

ultrasonic sensor and temperature sensor, wherein the data processing system is arranged to enhance the measurement of the characteristics of the excreted fluid utilizing data from the additional sensors.

9. The device of claim 8, wherein the data processing system further comprises an imaging module arranged to reconstruct at least one corrected impedance image from the evolved potentials on the human body due to the electric current, and at least one of:

data from the at least one of additional sensors, calibration data relating thereto, statistical data relating thereto.

10. The device of claim 1, further comprising an external interface arranged to enable communication with the data processing system.

11. The device of claim 1, further comprising an apparatus arranged to support and place the at least one pair of electrodes in the array in contact of the human body in vicinity of the fluid excreting organ.

12. The device of claim 1, wherein the array is chosen such that the electrodes are placed at least one plain representing a cross section of the organ, wherein the cross section is selected such as to enhance measuring characteristics of the excreted fluid.

13. The device of claim 1, wherein the data processing system further comprises a calibration module arranged to calibrate parameters relating to the device and to the measurement module.

14. The device of claim 1, wherein the data processing system further comprises an imaging module arranged to reconstruct at least one impedance image from the evolved potentials on the human body due to the electric current.

15. The device of claim 1, wherein the measurement module is arranged to measure characteristics of the excreted fluid from the evolved potentials on the human body due to the electric current at least one of:

predefined intervals, timing related to said measured characteristics.

16. The device of claim 1, wherein the measured characteristics of the excreted fluid comprise at least one of:

volume of the excreted fluid, at least partial composition of the excreted fluid.

17. The device of claim 1, wherein the organ of the human body is a breast and the excreted fluid is breast milk, and wherein the device allows a breast feeding mother to control characteristic of fed breast milk.

18. The device of claim 1 wherein the determination of the characteristics of the excreted fluid and the volume change of the excreting organ is based on equations which are formulated in terms of potential, conductivity and geometrical magnitudes.

19. The device of claim 1 wherein the determination of the characteristics of the excreted fluid and the volume change of the excreting organ is based on integral equations representing different cross sections to evaluate the volume of the organ.

20. The device of claim 1 wherein the electrodes array form three dimensional structure.

21. The device of claim 1 wherein the at least one pair of electrodes connected forming a net structure having nodes, where each electrode form one node and at least one positioning node includes a hole or recess to be located at the nipple, wherein the electrodes nodes orientation is determined according to the positioning node location.

22. A method of measuring characteristics of fluid excreted from an organ of the human body, the method comprising:

placing at least one pair of electrodes in an array in contact of the human body;

supplying the at least one pair of electrodes with an electric current characterized by predefined parameters;

measuring evolved potentials on the human body due to the electric current; and

calculating characteristics of the excreted fluid and the volume change of the excreting organ from the measured evolved potentials in relation to the spatial arrangement of the at least one pair of electrodes in the array,

wherein at least one electrode is placed in the vicinity of the fluid excreting organ.

23. The method of claim 22, wherein placing at least one pair of electrodes is carried out according to a predefined spatial arrangement of at least two dimensional geometry, related to the three dimension geometrical form and size of the fluid excreting organ, such that the predefined spatial arrangement enhances at least one of:

said supplying current, said measuring evolved potentials, said calculating characteristics.

24. The method of claim 22, wherein placing at least one pair of electrodes is carried out utilizing a supporting element.

25. The method of claim 22, wherein placing at least one pair of electrodes is carried out attaching the electrodes to the body.

26. The method of claim 22, wherein the array is chosen such that the electrodes are placed at least one plain representing a predefined cross section of the organ, and wherein the predefined cross section is selected such as to enhance said calculating characteristics of the excreted fluid from the measured evolved potentials.

27. The method of claim 22, further comprising generating suggestions relating to possible improvement of said placing at least one pair of electrodes in relation to results of said measuring evolved potentials and said calculating characteristics, such that adopting the suggestions improves the accuracy of said measuring evolved potentials.

28. The method of claim 22, further comprising calibrating parameters related to said measuring evolved potentials.

29. The method of claim 22, wherein the characteristics of the excreted fluid comprise at least one of:

volume of the excreted fluid, composition of the excreted fluid.

30. The method of claim 22, wherein said supplying the at least one pair of electrodes with an electric current is carried out in predefined spatial and temporal patterns.

31. The method of claim 22, wherein said measuring evolved potentials of the human body to the electric current is carried out at predefined intervals.

32. The method of claim 22, wherein the organ of the human body is a breast.

33. The method of claim 22, wherein said calculating characteristics of the excreted fluid comprises reconstructing at least one impedance image from the measured evolved potentials on the human body due to the electric current.

34. The method of claim 22, further comprising measuring additional sensorial data relating to the organ of the human body, wherein said sensorial data comprises at least one of:

Temperature measurements, mechanical measurement, optical measurements, acoustic measurement.

35. The method of claim 34, wherein said measuring evolved potentials of the human body to the electric current is carried out in relation to said additional sensorial data.

36. The method of claim 34, wherein said calculating characteristics of the excreted fluid utilizes said additional sensorial data.

37. The method of claim 34, wherein said calculating characteristics of the excreted fluid comprises reconstructing at least one corrected impedance image from the measured evolved potentials, and at least one of:

the additional sensorial data, calibration data relating thereto, statistical data relating thereto.

38. The method of claim 22 further comprising the step of determining the breath cycle of the human body, wherein the measurements of the evolved potentials are correlated to the state of the breath cycle.

39. The method of claim 22 wherein the calculating characteristics of the excreted fluid and the volume change of the excreting organ is based on measurements of the evolved potentials correlated to pre defined states of the breath cycle.

40. The method of claim 39 wherein the predefined states are when the lungs are at minimum or maximum capacity.

41. The method of claim 39 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurement'"'"'s average of the evolved potentials correlated to series of pre defined states of the breath cycle.

42. The method of claim 39 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurement'"'"'s average of the evolved potentials during pre defined time period.

43. The method of claim 39 wherein the determining characteristics of the excreted fluid and the volume change of the excreting organ is based on measurements of breathing activity parameters, including at least one of:

frequency, timing or depth of breathing.

44. A device for measuring characteristics of breast milk excreted from a breast, the device comprising:

at least one pair of electrodes;

a supporting apparatus;

a power source;

a user interface; and

a data processing system comprising;

a power regulation module; and

a measurement module,

wherein the at least one pair of electrodes are connected to the power source via the data processing system;

wherein the at least one pair of electrodes are arranged in an array in contact of the human body, the array characterized by a predefined spatial arrangement of at least two dimensional geometrical space of the at least one pair of electrodes that is related to the three dimension geometrical form of the breast, and wherein at least one electrode is placed in the vicinity of the breast;

wherein the power regulation module is arranged to supply the at least one pair of electrodes with an electric current characterized by predefined parameters;

wherein the measurement module is arranged to measure characteristics of the excreted breast milk and the volume change of the breast from evolved potentials on the human body due to the electric current, in relation to the predefined spatial arrangement of the at least one pair of electrodes in the array;

wherein the measurement module is further arranged to measure characteristics of the excreted breast milk and the volume change of the breast, from the evolved potentials on the human body due to the electric current at least one of;

predefined intervals, timing related to said measured characteristics;

wherein the user interface arranged to present at least one of;

the measured characteristics, statistical data according to infant'"'"'s age;

wherein the supporting apparatus is arranged to support and place the at least one pair of electrodes in the array in contact of the human body in vicinity of the breast;

wherein the measured characteristics of the breast milk comprise at least one of;

volume of the breast milk, composition of the breast milk; and

wherein the array is chosen such that the electrodes are placed at least one plain representing a cross section of the breast, wherein the cross section is selected such as to enhance measuring characteristics of the breast milk.