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-0445792 (2006-06-01) |
등록번호 | US-8231531 (2012-07-31) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 12 인용 특허 : 353 |
The present invention relates generally to systems and methods for measuring an analyte in a host. More particularly, the present invention relates to systems and methods for transcutaneous measurement of glucose in a host.
1. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide
1. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host,wherein the sensor system is configured to ensure that a user removes a used sensor and inserts a new sensor into the tissue of the host prior to display of sensor data associated with the new sensor. 2. The sensor system of claim 1, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 3. The sensor system of claim 1, wherein the electronics reside in a handheld receiver and the sensor is operatively connected to the sensor via wireless communication. 4. The sensor system of claim 1, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 5. The sensor system of claim 1, wherein the electronics unit is configured to be operably connected to a first sensor during a first time period and be operably to a second sensor during a second time period that is different from the first time period and wherein the electronics are configured to identify insertion of the first sensor and identify insertion of the second sensor. 6. The sensor system of claim 1, wherein the sensor system is configured to confirm that the sensor has been inserted into the host's tissue before initializing the sensor, such that reuse of a previously used sensor is prevented. 7. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host,wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host by algorithmically detecting a new sensor insertion. 8. The sensor system of claim 7, wherein the electronics are further configured to calibrate the sensor using reference data from a reference analyte monitor. 9. The sensor system of claim 7, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 10. The sensor system of claim 7, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 11. The sensor system of claim 7, wherein the sensor system is configured to confirm that the sensor has been inserted into the host's tissue prior to initializing the sensor. 12. The sensor system of claim 7, wherein the system is configured to prevent use of the sensor beyond a predetermined amount of sensor use. 13. The system of claim 7, wherein the sensor system is configured to prevent re-initialization of the sensor. 14. The sensor system of claim 7, wherein the sensor system is configured to identify the insertion of the sensor into the host's tissue without manual input into the system indicating insertion of the sensor. 15. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host, the sensor having an ex vivo portion that resides outside of a body of the host during use; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of an in vivo portion of the sensor into the tissue of the host;wherein the sensor system is configured to discontinue display of the analyte data after a predetermined time period has passed since the identification of the sensor insertion. 16. The sensor system of claim 15, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 17. The sensor system of claim 15, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 18. The sensor system of claim 15, wherein the sensor system is configured to identify the insertion of the sensor into the host's tissue without manual input into the system indicating insertion of the sensor. 19. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host,wherein the electronics are additionally configured to identify a removal of the sensor from the tissue of the host. 20. The sensor system of claim 19, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 21. The sensor system of claim 19, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 22. The sensor system of claim 19, wherein the sensor system is configured to identify the insertion of the sensor without manual input into the system indicating insertion of the sensor and removal of the sensor without manual input into the system indicating removal of the sensor. 23. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host,wherein the electronics are additionally configured to identify insertion of the sensor by detecting a change in a signal generated by the sensor, wherein the change satisfies one or more predetermined criteria, andwherein the one or more predetermined criteria comprises a voltage change in the signal exceeding a predetermined threshold. 24. The sensor system of claim 23, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 25. The sensor system of claim 23, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 26. The sensor system of claim 23, wherein the sensor system is configured to identify the insertion of the sensor without manual input into the system indicating insertion of the sensor. 27. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host, the sensor having an ex vivo portion that resides outside of a body of the host during use;electronics operatively connectable to the ex vivo portion of the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of an in vivo portion of the sensor into the tissue of the host; anda user interface operably connected to the electronics, wherein the electronics are configured to control the user interface responsive to the identification of the sensor insertion. 28. The sensor system of claim 27, further comprising: a housing adapted for placement external to the host's tissue and for supporting the sensor while the sensor is implanted into the host; andan electronics unit configured to be releasably attached to said housing during use of the sensor system, wherein the electronics are incorporated in the electronics unit. 29. The sensor system of claim 27, wherein the sensor system comprises a plurality of single use sensors configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host and a reusable electronics unit incorporating the electronics. 30. The sensor system of claim 27, wherein identification of sensor insertion comprises identifying reuse of the sensor and wherein control of the user interface comprises disabling display of sensor data on the user interface responsive to identifying reuse of the sensor. 31. The sensor system of claim 27, wherein the sensor system is configured to identify the insertion of the sensor into the host's tissue without manual input into the system indicating insertion of the sensor. 32. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host; andelectronics operatively connectable to the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of the sensor into the tissue of the host,wherein the electronics are further configured to:determine that a user removed a used sensor from the tissue of the host prior to the insertion of a new sensor;generate the analyte data using the sensor; anddisplay information based on the analyte data,wherein the sensor system displays the analyte data only after determining that the user removed the used sensor from the tissue of the host. 33. A sensor system configured to measure an analyte concentration in a host, the system comprising: a sensor configured to be implanted in a host and configured to measure an analyte concentration in a tissue of the host, the sensor having an ex vivo portion that resides outside of a body of the host during use;electronics operatively connectable to the ex vivo portion of the sensor and configured to provide analyte data representative of the analyte concentration in the host, wherein the electronics are configured to identify an insertion of an in vivo portion of the sensor into the tissue of the host;a hardware key configured to connect to the electronics, wherein the hardware key comprises information selected from the group consisting of manufacturing information, calibration information, identification information, expiration information, duration information, insertion information, and combinations thereof; andpackaging configured to contain the sensor and the hardware key.
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