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다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0034139 (2001-12-27) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 445 인용 특허 : 44 |
Apparatuses and methods for medical monitoring physiological characteristics values such as blood glucose levels for the treatment of diabetes, are presented. The apparatuses and methods provide dynamic glucose monitoring functions that perform predictive analysis to anticipate harmful conditions, s
Apparatuses and methods for medical monitoring physiological characteristics values such as blood glucose levels for the treatment of diabetes, are presented. The apparatuses and methods provide dynamic glucose monitoring functions that perform predictive analysis to anticipate harmful conditions, such as glucose crash and hyperglycemic incidents for a patient. The dynamic functions can also be used to maximize athletic performance and warn of inadequate nocturnal basal rate. Other aspects include advanced alarm and reminder functions, as well as advanced data presentation tools to further facilitate convenient and efficient management of various physiological conditions.
What is claimed is: 1. A physiological characteristic monitor, comprising: an input device capable of receiving a signal from a sensor, the signal being based on a sensed physiological characteristic value of a user; and a processor for analyzing the received signal; wherein the processor determine
What is claimed is: 1. A physiological characteristic monitor, comprising: an input device capable of receiving a signal from a sensor, the signal being based on a sensed physiological characteristic value of a user; and a processor for analyzing the received signal; wherein the processor determines a dynamic behavior of the physiological characteristic value; wherein the processor provides an observable indicator based upon the dynamic behavior of the physiological characteristic value so determined; wherein analyzing the received signal and determining a dynamic behavior includes repeatedly measuring the physiological characteristic value to obtain a series of physiological characteristic values and analyzing a rate of change of the physiological characteristic value over time from the series of physiological characteristic values; wherein analyzing the received signal comprises determining whether a most recent of the series of physiological characteristic values is within a qualifying range; and wherein a slope of a line fit to the series of physiological characteristic values is calculated if the most recent of the series of physiological characteristic values is within the qualifying range. 2. The physiological characteristic monitor of claim 1, wherein the physiological characteristic value is a measure of the concentration of blood glucose in the user. 3. The physiological characteristic monitor of claim 1, wherein each of the series of physiological characteristic values includes a smoothing filtered group of repeated physiological characteristic value readings. 4. The physiological characteristic monitor of claim 1, wherein the slope is negative. 5. The physiological characteristic monitor of claim 1, wherein the indicator includes a warning alarm; and wherein the warning alarm is responsive to the dynamic behavior profile of the physiological characteristic value. 6. The physiological characteristic monitor of claim 5, wherein the physiological characteristic value is a measure of the concentration of blood glucose in the user. 7. The physiological characteristic monitor of claim 6, wherein the warning alarm announces an anticipated glucose crash. 8. The physiological characteristic monitor of claim 1, wherein the series of physiological characteristic values spans a time period of approximately ten minutes. 9. The physiological characteristic monitor of claim 1, wherein the indicator includes an alarm warning of anticipated low glucose levels. 10. The physiological characteristic monitor of claim 1, wherein the series of physiological characteristic values spans a time period of approximately thirty minutes. 11. The physiological characteristic monitor of claim 1, wherein the indicator is provided if the slope is steeper than a threshold rate. 12. The physiological characteristic monitor of claim 11, wherein the threshold rate is approximately 3% per minute and the qualifying range is approximately 100 to 150 mg/dL. 13. The physiological characteristic monitor of claim 11, wherein the threshold rare is approximately 1% per minute and the qualifying range is approximately 60 to 140 mg/dL. 14. The physiological characteristic monitor of claim 1, wherein an anticipated physiological characteristic value is determined from an extrapolated curve based upon the series of physiological characteristic values. 15. The physiological characteristic monitor of claim 14, wherein the indicator includes a warning of an anticipated morning glucose incident. 16. The physiological characteristic monitor of claim 14, wherein the series of physiological characteristic values spans a time period of approximately one hour. 17. The physiological characteristic monitor of claim 14, wherein the extrapolated curve is determined from a slope of a line fit to the series of physiological characteristic values and an average of the series of physiological characteristic values. 18. The physiological characteristic monitor of claim 14, wherein the anticipated physiological characteristic value is determined approximately three hours before an anticipated wakeup time. 19. The physiological characteristic monitor of claim 14, wherein the indicator is provided if the anticipated value exceeds a qualifying range. 20. The physiological characteristic monitor of claim 19, wherein the qualifying range is approximately 60 mg/dL to 126 mg/dL. 21. A physiological characteristic monitor, comprising: an input device capable of receiving a signal from a sensor, the signal being based on a sensed physiological characteristic value of a user; and a processor for analyzing the received signal; wherein the processor determines a dynamic behavior of the physiological characteristic value; wherein the processor provides an observable indicator based upon the dynamic behavior of the physiological characteristic value so determined; wherein analyzing the received signal and determining a dynamic behavior includes repeatedly measuring the physiological characteristic value to obtain a series of physiological characteristic values and analyzing a rate of change of the physiological characteristic value over time from the series of physiological characteristic values; wherein analyzing the received signal comprises determining whether a most recent of the series of physiological characteristic values exceeds a threshold value; and wherein a slope of a line fit to the series of physiological characteristic values is calculated if the most recent of the series of physiological characteristic values exceeds the threshold value. 22. The physiological characteristic monitor of claim 21, wherein the slope is positive. 23. The physiological characteristic monitor of claim 21, wherein the indicator includes a warning of an anticipated hyperglycemic incident. 24. The physiological characteristic monitor of claim 21, wherein the series of physiological characteristic values spans a time period of approximately thirty minutes. 25. The physiological characteristic monitor of claim 21, wherein the indicator is provided if the slope is steeper than a threshold rate. 26. The physiological characteristic monitor of claim 25, wherein the threshold rare is approximately 3% per minute and the threshold value is approximately 180 mg/dL. 27. A method of monitoring a physiological characteristic value, comprising the steps of: receiving a signal from a sensor, the signal being based on a physiological characteristic value of a user; analyzing the received signal and determining a dynamic behavior of the physiological characteristic value; and providing an indicator based upon the dynamic behavior of the physiological characteristic value; wherein analyzing the received signal and determining a dynamic behavior includes measuring the physiological characteristic value to obtain a series of physiological characteristic values and analyzing a rate of change of the physiological characteristic over time value from the series of physiological characteristic values; wherein analyzing the received signal comprises determining whether a most recent of the series of physiological characteristic values is within a qualifying range; and wherein a slope of a line fit to the series of physiological characteristic values is calculated if the most recent of the series of physiological characteristic values is within the qualifying range. 28. The method of claim 27, wherein the physiological characteristic value is a glucose level. 29. The method of claim 27, wherein each of the series of physiological characteristic values includes a smoothing filtered group of repeated physiological characteristic value readings. 30. The method of claim 27, wherein the slope is negative. 31. The method of claim 27, wherein the indicator includes a warning alarm; wherein the warning alarm is responsive to the dynamic behavior profile of the physiological characteristic value. 32. The method of claim 31, wherein the wherein the physiological characteristic value is a measure of the concentration of blood glucose in the user. 33. The method of claim 32, wherein the warning alarm announces an anticipated glucose crash. 34. The method of claim 27, wherein the series of physiological characteristic values spans a time period of approximately ten minutes. 35. The method of claim 27, wherein the indicator includes a warning of anticipated low glucose. 36. The method of claim 27, wherein the series of physiological characteristic values spans a time period of approximately thirty minutes. 37. The method of claim 27, wherein the indicator is provided if the slope is steeper than a threshold rate. 38. The method of claim 37, wherein the threshold rate is approximately 3% per minute and the qualifying range is approximately 100 to 150 mg/dL. 39. The method of claim 37, wherein the threshold rate is approximately 1% per minute and the qualifying range is approximately 60 to 140 mg/dL. 40. The method of claim 27, wherein an anticipated physiological characteristic value is determined from an extrapolated curve based upon the series of physiological characteristic values. 41. The method of claim 40, wherein the indicator includes a warning of an anticipated morning glucose incident. 42. The method of claim 40, wherein the series of physiological characteristic values spans a time period of approximately one hour. 43. The method of claim 40, wherein the extrapolated curve is determined from a slope of a line fit to the series of physiological characteristic values and an average of the series of physiological characteristic values. 44. The method of claim 40, wherein the anticipated physiological characteristic value is determined approximately three hours before an anticipated wakeup time. 45. The method of claim 40, wherein the indicator is provided if the anticipated value exceeds a qualifying range. 46. The method of claim 45, wherein the qualifying range is approximately 60 mg/dL to 126 mg/dL. 47. A method of monitoring a physiological characteristic value, comprising the steps of: receiving a signal from a sensor, the signal being based on a physiological characteristic value of a user; analyzing the received signal and determining a dynamic behavior of the physiological characteristic value; and providing an indicator based upon the dynamic behavior of the physiological characteristic value; wherein analyzing the received signal and determining a dynamic behavior includes measuring the physiological characteristic value to obtain a series of physiological characteristic values and analyzing a rate of change of the physiological characteristic over time value from the series of physiological characteristic values; wherein analyzing the received signal comprises determining whether a most recent of the series of physiological characteristic values exceeds a threshold value; and wherein a slope of a line fit to the series of physiological characteristic values is calculated if the most recent of the series of physiological characteristic values exceeds the threshold value. 48. The method of claim 47, wherein the slope is positive. 49. The method of claim 47, wherein the indicator includes a warning of an anticipated hyperglycemic incident. 50. The method of claim 47, wherein the series of physiological characteristic values spans a time period of approximately thirty minutes. 51. The method of claim 47, wherein the indicator is provided if the slope is steeper than a threshold rate. 52. The method of claim 51, wherein the threshold rate is approximately 3% per minute and the threshold value is approximately 180 mg/dL.
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