최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0267546 (2008-11-07) |
등록번호 | US-8449464 (2013-05-28) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 1 인용 특허 : 468 |
Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access device, a sensor and sensor electronics, the system being configured for insertion into communication with a
Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access device, a sensor and sensor electronics, the system being configured for insertion into communication with a host's circulatory system.
1. A system configured to measure at least one analyte in a host, the system comprising: a fluid coupler having a first end and a second end, wherein the first end is configured to releasably mate with a connecting end of a catheter that is configured for insertion into a host, and wherein the secon
1. A system configured to measure at least one analyte in a host, the system comprising: a fluid coupler having a first end and a second end, wherein the first end is configured to releasably mate with a connecting end of a catheter that is configured for insertion into a host, and wherein the second end is configured to releasably mate with a tubing assembly;at least one analyte sensor, wherein at least a portion of the at least one analyte sensor is located in the fluid coupler, wherein the at least one analyte sensor is configured to be exposed to a biological sample, whereby a signal waveform is formed;a processor operatively connected to the at least one analyte sensor and configured to process sensor data from the at least one analyte sensor, wherein the processor is configured to detect a fluidics malfunction based on a comparison of the signal waveform with an expected waveform. 2. The system of claim 1, wherein the at least one analyte sensor is exposed to the biological sample when a volume of about 300 μl or less of the biological sample is drawn back. 3. The system of claim 2, wherein the at least one analyte sensor is exposed to the biological sample when a volume of about 200 μl or less of the biological sample is drawn back. 4. The system of claim 1, further comprising the catheter that is configured for insertion into the host, wherein the catheter is 22 gauge or smaller. 5. The system of claim 1, wherein at least a portion of the at least one sensor is disposed in an orientation substantially parallel to a longitudinal axis of the fluid coupler. 6. The system of claim 1, wherein the fluid coupler is configured to provide identification information associated with a flow profile. 7. The system of claim 6, wherein the system is configured to program the flow profile in response to an automatic receipt of the identification information. 8. The system of claim 6, wherein the identification information is provided by a mechanical structure of the fluid coupler. 9. The system of claim 6, wherein the identification information is provided by electronics associated with the fluid coupler. 10. The system of claim 1, wherein the fluid coupler comprises at least a first lumen and a second lumen, and wherein the system is configured and arranged to infuse a fluid into the first lumen of the fluid coupler, and wherein the system is configured and arranged to draw back a biological sample into the second lumen of the fluid coupler. 11. The system of claim 1, wherein the at least one analyte sensor is configured to measure an analyte selected from the group consisting of albumin, alkaline phosphatase, alanine transaminase, aspartate aminotransferase, bilirubin, blood urea nitrogen, calcium, carbon dioxide, chloride, creatinine, glucose, gamma-glutamyl transpeptidase, hematocrit, lactate, lactate dehydrogenase, magnesium, oxygen, pH, phosphorus, potassium, sodium, total protein, uric acid, a metabolic marker and a drug. 12. The system of claim 11, wherein the at least one analyte sensor comprises at least three analyte sensors located within the fluid coupler, wherein the three sensors in combination are configured to measure at least three analytes selected from the group consisting of albumin, alkaline phosphatase, alanine transaminase, aspartate aminotransferase, bilirubin, blood urea nitrogen, calcium, carbon dioxide, chloride, creatinine, glucose, gamma-glutamyl transpeptidase, hematocrit, lactate, lactate dehydrogenase, magnesium, oxygen, pH, phosphorus, potassium, sodium, total protein, uric acid, a metabolic marker and a drug. 13. The system of claim 11, wherein the at least one analyte sensor comprises at least eight analyte sensors located within the fluid coupler, wherein the eight sensors in combination are configured to measure at least eight analytes selected from the group consisting of albumin, alkaline phosphatase, alanine transaminase, aspartate aminotransferase, bilirubin, blood urea nitrogen, calcium, carbon dioxide, chloride, creatinine, glucose, gamma-glutamyl transpeptidase, hematocrit, lactate, lactate dehydrogenase, magnesium, oxygen, pH, phosphorus, potassium, sodium, total protein, uric acid, a metabolic marker and a drug. 14. The system of claim 1, further comprising a flow control device configured to regulate exposure of the at least one sensor to a biological sample and to a solution according to a flow profile. 15. The system of claim 1, wherein the at least one analyte sensor extends from the fluid coupler to the catheter. 16. The system of claim 1, wherein the at least one analyte sensor comprises a first working electrode that comprises an enzyme configured to detect the analyte or an analyte-related compound and a second working electrode that is non-enzymatic. 17. The system of claim 1, wherein comparison of the signal waveform with the expected waveform is performed by quantifying overlap between signal waveform and the expected waveform.
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