BODY PHYSIOLOGICAL PARAMETER DETERMINING

• US 20170156923A1
• Filed: 12/07/2015
• Published: 06/08/2017
• Est. Priority Date: 12/07/2015
• Status: Active Grant

• Current Assignee: General Electric Company
• Original Assignee: General Electric Company
• Inventors: UTTURKAR, Yogen Vishwas, STAUTNER, Ernst Wolfgang, SALAPAKKAM, Pradeep, WHALEN, Bryan
• Granted Patent: US 11,491,049 B2
• Time in Patent Office: Days
• CPC Class Codes: A61B 2503/045 Newborns, e.g. premature baby monitoring
• CPC Class Codes: A61B 2560/0242 adapted to measure environmental factors, e.g. temperature, pollution
• CPC Class Codes: A61B 2560/0252 using ambient temperature
• CPC Class Codes: A61B 5/01 Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue clinical contact thermometers G01K13/20
• CPC Class Codes: A61B 5/4836 Diagnosis combined with treatment in closed-loop systems or methods A61B5/0036 takes precedence
• CPC Class Codes: A61B 5/7278 Artificial waveform generation or derivation, e.g. synthesising signals from measured signals A61B5/327 takes precedence
• CPC Class Codes: A61F 2007/0071 using a resistor, e.g. near the spot to be heated
• CPC Class Codes: A61F 2007/0088 Radiating heat
• CPC Class Codes: A61F 7/007 characterised by electric heating
• CPC Class Codes: A61G 11/00 Baby-incubators; Couveuses
• CPC Class Codes: A61G 2203/46 for temperature
• CPC Class Codes: A61G 2210/90 for heating
• CPC Class Codes: H05B 1/0202 Switches
• CPC Class Codes: H05B 1/025 For medical applications
• CPC Class Codes: H05B 3/0014 Devices wherein the heating current flows through particular resistances

Abstract

Methods systems and apparatus are set forth herein. There is provided in one embodiment determining one or more body physiological parameter of a patient based on one or more input; and controlling a heating system for warming the patient based on a result of the determining.

Claims

23. An apparatus comprising:

an infant holding area;

a heating system for warming the infant holding area;

wherein the apparatus is operative for determining a current value for one or more body physiological parameter of an infant based on one or more input, and for controlling the heating system based on result of the determining, wherein the one or more input includes at least one prior obtained input.

1. An apparatus comprising:

an infant holding area;

a heating system for warming the infant holding area;

wherein the apparatus is operative for determining one or more body physiological parameter of an infant based on a plurality of inputs, and for controlling the heating system based on result of the determining, wherein the plurality of inputs includes a first input and a second input.

2. The apparatus of claim 1, wherein the one or more body physiological parameter includes a body temperature parameter selected from the group consisting of a body core temperature, a blood temperature and a skin temperature.

3. The apparatus of claim 1, wherein the first input is an input other than an input obtained from a body contacting temperature sensor.

4. The apparatus of claim 1, wherein the first input is an input obtained from a weight sensor.

5. The apparatus of claim 1, wherein the first input is an input obtained from a temperature sensor and the second input is an input obtained from a weight sensor.

6. The apparatus of claim 1, wherein the one or more body physiological parameter includes an internal body temperature parameter.

7. The apparatus of claim 1, wherein the one or more body physiological parameter includes a body core temperature parameter.

8. The apparatus of claim 1, wherein the plurality of inputs include as the first input a prior obtained temperature measurement, as the second input a prior obtained air temperature and a prior obtained air velocity, and wherein the one or more body physiological parameter is a current body physiological parameter.

9. The apparatus of claim 1, wherein the first input is a prior obtained input, and wherein the determining includes determining a current value for one or more an internal body temperature parameter based on the first input.

10. The apparatus of claim 1, wherein the first input is a prior obtained input, wherein the determining includes determining a current value for an internal body temperature parameter based on the first input, wherein the determining includes determining a time varying function for the one or more internal body temperature parameter and determining the current value for an internal body temperature parameter using the time varying function.

11. The apparatus of claim 1, wherein the determining includes determining a time varying function for the one or more body physiological parameter.

12. The apparatus of claim 1, wherein the determining includes using one or more heat balance equation.

13. The apparatus of claim 1, wherein the one or more body physiological parameter includes a body core temperature, and wherein the controlling includes controlling the heating system to maintain the body core temperature at a setpoint.

14. The apparatus of claim 1, wherein the one or more body physiological parameter includes a body core temperature, and wherein the controlling includes controlling the heating system to maintain the body core temperature at a setpoint, wherein apparatus is operative to establish the setpoint based on one or more input.

15. The apparatus of claim 1, wherein the first input is a sensor input obtained from a sensor and wherein the second input is a characterizing input that is not an input obtained from a sensor.

16. The apparatus of claim 1, wherein the first input is an input obtained from a physiological sensor and the second input is an input obtained from an environmental sensor.

17. The method of claim 1, wherein the first input is a one time obtained input and the second input is a repetitively obtained input.

18. The method of claim 1, wherein the first input is selected from the group consisting of an input from an air temperature sensor, an input from an air velocity sensor, an input from a weight sensor, an input from a skin temperature sensor, and wherein the second input is selected from the group consisting of an input from a body core temperature sensor, a patient length, a patient gestational age, and a patient postnatal age.

19. The method of claim 1, wherein the first input is selected from the group consisting of an input from an air temperature sensor and an input from an air velocity sensor, and wherein the second input is selected from the group consisting of an input from a skin temperature sensor and an input from a body core temperature sensor.

20. The method of claim 1, wherein the first input is selected from the group consisting of elevation above sea level, tidal volume, breathing rate, total blood content and circulation period, and wherein the second input is selected from the group consisting of an input from an air temperature sensor, an input from an air velocity sensor, an input from a weight sensor, an input from a skin temperature sensor, an input from a body core temperature sensor, a patient length, a patient gestational age, and a patient postnatal age.

21. The method of claim 1, wherein the apparatus is operative for adjusting the determining responsively to an alarm condition being satisfied.

22. The method of claim 1, wherein the apparatus is operative for adjusting the determining responsively to an alarm condition being satisfied, wherein the alarm condition being satisfied is based on an input obtained from a sensor, wherein the sensor is selected from the group consisting of an air temperature sensor, an air velocity sensor, and a skin temperature sensor.

24. The apparatus of claim 23, wherein the one or more body physiological parameter includes a body temperature parameter selected from the group consisting of a body core temperature, a blood temperature and a skin temperature.

25. The apparatus of claim 23, wherein the one or more input includes at least one input that is other than an input obtained from a body contacting temperature sensor.

26. The apparatus of claim 23, wherein the one or more body physiological parameter includes one or more body temperature parameter and wherein the determining includes determining the one or more body temperature parameter based on one or more input other than an input obtained from a body contacting temperature sensor.

27. The apparatus of claim 23, wherein the one or more input includes an input obtained from a weight sensor.

28. The apparatus of claim 23, wherein the determining includes determining a current value for an internal body temperature parameter based on the at least one prior obtained input, wherein the determining includes determining a time varying function for the one or more internal body temperature parameter and determining the current value for an internal body temperature parameter using the time varying function.

29. The apparatus of claim 23, wherein the determining includes using one or more heat balance equation.

30. The apparatus of claim 23, wherein the one or more body physiological parameter includes a body core temperature, and wherein the controlling includes controlling the heating system to maintain the body core temperature at a setpoint.

25-1. The apparatus of claim 23, wherein the at least one prior obtained input includes a prior obtained input selected from the group consisting of (a) a prior obtained input from the skin temperature sensor (b) a prior obtained input from of core temperature sensor, and (c) a prior obtained characterizing input that is not a sensor input.

31. A method comprising:

determining one or more body physiological parameter of a patient based on a plurality of inputs, wherein the plurality of inputs include a first input and a second input; and

controlling a heating system for warming the patient based on a result of the determining.

32. The method of claim 31, wherein the first input is an input obtained from a body contacting temperature sensor, and wherein the second input is an input other than an input obtained from a body contacting temperature sensor.

33. The method of claim 31, wherein the first input is an input obtained from a physiological sensor, and wherein the second input is obtained from an environmental sensor.

34. The method of claim 31, wherein the first input is a sensor input, and wherein the second input is a characterizing input that is not a sensor input.

35. An apparatus comprising:

an infant holding area;

a heating system for warming the infant holding area;

wherein the apparatus is operative to perform a process for controlling the heating system to warm the infant; and

wherein the apparatus is operative to perform a process for determining a preferred location of the apparatus within an environment.

36. The apparatus of claim 35, wherein the process for determining includes determining a power level profile of the apparatus at each of several locations and determining a best power level profile.